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Design911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design911.co.uk/images/schemaLogo.png https://www.design911.co.uk/images/schemaLogo.png https://www.design911.co.uk Facebook Instagram

OE Match

OE Match
About OE Match

OE Match for Porsche

OE Match is a specialist replacement-parts brand developed around Porsche applications, covering routine maintenance, mechanical repairs, restoration and difficult-to-source components for classic and modern models. Design911 selects brands for quality and Porsche fitment, with knowledgeable specialists available to help owners and workshops choose suitable parts.

The OE Match story

OE Match is focused on preserving Porsche vehicles by returning hard-to-find and no-longer-available components to the market. Its purpose is to keep Porsche vehicles maintained, repaired, restored and usable for the future, particularly where original components have become expensive, difficult to source or discontinued.

Supplied catalogue information records over 8000 individual part numbers, more than 11,800 OE cross-references and over 100 new products in engineering, while the wider product programme contains more than 9,000 variants; these figures describe different measures of the range. Continuing development involves researching the parts owners and workshops genuinely need, working with specialist manufacturers, reviewing engineering specifications, assessing samples, testing and approving components before release. From small seals, clips and brackets to major mechanical components, the aim is to prevent a difficult-to-source item from holding up an entire repair or restoration: preserving Porsche, one part at a time.

Why choose OE Match for your Porsche

OE Match is a quality aftermarket and OE-equivalent replacement option developed specifically around Porsche applications rather than adapted from a general aftermarket range. Original references, vehicle fitment information, dimensions, materials and component specifications are used to identify suitable replacements for routine service, age-related wear, larger mechanical repairs and restoration work.

Its research, development and quality-control processes assess material and manufacturing quality, dimensions and specification, OE-reference compatibility, vehicle application, fit and function, supplier samples, product consistency, packaging and presentation. Where appropriate, physical inspection and fitment evaluation form part of final approval, and products must meet the programme's requirements before entering the catalogue.

Coverage includes the Porsche 356, 911, 912, 914, 924, 944 and 928, alongside the 964, 993, Boxster 986, 996, Cayenne, Cayman and 997. This gives owners, enthusiasts, independent specialists and professional workshops a Porsche-focused replacement option alongside Genuine Porsche parts. OE Match is intended to provide correctly specified, OE-equivalent replacements with sensible running costs rather than simply serving as a lower-cost alternative. Design911 selects the brands it carries for quality and fitment and can advise customers on suitable options for maintenance, restoration or upgrades.

  • A replacement-parts programme developed specifically around Porsche applications.
  • More than 9,000 product variants within the wider programme.
  • Original Porsche part-number cross-references wherever applicable.
  • Dedicated research, development, sample evaluation and quality-control processes.
  • Classic and modern Porsche coverage for maintenance, repairs and restoration.
  • Development focused on difficult-to-source and discontinued applications.


Categories we stock from this brand

Design911 stocks OE Match across an extensive range of Porsche mechanical, electrical, body, interior and maintenance categories. Original Porsche references help identify replacements where part numbers have been superseded or several versions exist. Always check the model, production year, engine, transmission, side or position, connector type where relevant and individual product notes. Incorrect application, mismatched versions, reused seals or hardware and worn supporting components can cause noise, premature wear, leaks, fitment problems or repeat failures. Safety-critical specifications and installation should be checked by a competent technician.

Engine components 

OE Match engine coverage supports maintenance, repair and rebuilding work, ranging from small retaining hardware and brackets to components associated with the cylinder heads, crankcase, valve train and supporting engine systems.

  • Confirm the engine type, capacity, production year and original reference.
  • Inspect associated seals, fasteners and supporting components during engine work.
  • Check whether components require specialist measuring, machining or installation procedures.


Engine seals and gaskets 

Replacement seals and gaskets help address oil, coolant, air and vacuum leaks throughout classic and modern Porsche engines. The range supports individual repairs as well as more extensive engine resealing and rebuilding projects.

  • Identify the source of a leak before replacing components.
  • Check mating surfaces, housings and fasteners for wear or damage.
  • Use the correct gasket or seal version for the engine and production year.


Cooling systems and radiators 

OE Match cooling-system coverage includes components used to circulate coolant, control temperature and transfer heat away from the engine. These parts support repairs involving radiators, pipework, hoses, fittings and related cooling hardware.

  • Investigate coolant loss, overheating, staining and damaged hoses promptly.
  • Check pressure caps, clips, seals and connecting pipes during cooling-system work.
  • Bleed and refill the system using the correct model-specific procedure.


Oil system components 

Oil-system parts support engine lubrication, oil circulation, filtration and leak repair. Coverage can assist with routine servicing as well as work on oil lines, fittings, housings, seals and associated hardware.

  • Confirm thread sizes, connection types and component position.
  • Inspect flexible lines and seals for age-related hardening or leakage.
  • Verify the required oil specification and system capacity separately.


Transmission and drivetrain 

OE Match transmission and drivetrain parts support manual and automatic gearbox repairs, clutch operation, gear selection and the transfer of power to the driven wheels.

  • Match parts to the exact gearbox or transmission code where specified.
  • Check splines, bearings, seals, joints and supporting hardware for related wear.
  • Diagnose noise, vibration or difficult gear selection before ordering components.


Engine and gearbox mounts 

Replacement mounts help support the powertrain, maintain alignment and control unwanted engine and transmission movement. Worn mounts may contribute to vibration, knocking, drivetrain shunt or unsettled gear changes.

  • Inspect mounts for cracking, collapse, separation and oil contamination.
  • Check mounting bolts, washers, brackets and surrounding hardware.
  • Consider replacing paired mounts together where required by the application.


Suspension and steering 

OE Match suspension hardware and steering components support repairs intended to restore accurate wheel control, alignment and predictable steering response. Coverage includes wear-related items used around suspension joints, mounting points and steering assemblies.

  • Investigate play, knocking, uneven tyre wear and unstable handling.
  • Check left- and right-hand applications and axle position carefully.
  • Arrange wheel alignment after replacing components that affect geometry.


Braking components 

OE Match braking components form part of its Porsche-specific replacement programme. Brake work may address wear, restore stopping performance or prepare a car for fast-road or track use, but the specification of each component must suit the intended application.

  • Symptoms prompting inspection include vibration, longer stopping distances, squealing, pulling to one side, warning lights and visible disc or pad wear.
  • Confirm whether the selected component is an OE-equivalent replacement or a performance upgrade.
  • Check whether new fitting kits, seals, hardware and pad wear sensors are required.


Electrical and ignition

Electrical and ignition coverage supports Porsche repairs involving starting, charging, ignition and engine-management faults. Correct diagnosis is particularly important because wiring, supply voltage, earth connections and other supporting components can produce similar symptoms.

  • Typical symptoms include intermittent no-start, misfires, rough idle, poor charging, warning lights and heat-soak failures.
  • Check the original reference, engine, production year and connector type.
  • Test power supplies, earths and wiring before replacing electrical components.


Sensors and switches 

OE Match sensors and switches provide replacement options for systems that monitor or control engine operation, temperature, pressure, position, lighting and driver warnings.

  • Similar-looking sensors may have different calibrations, connectors or applications.
  • Use fault codes as a diagnostic guide rather than proof that a sensor has failed.
  • Inspect connectors for corrosion, damaged terminals and degraded wiring.


Heating and air conditioning 

Heating, ventilation and air-conditioning components support cabin temperature control, airflow and demisting. The range covers replacement needs involving blower assemblies, controls, ducts, valves, fittings and related hardware.

  • Check whether parts differ between left- and right-hand-drive vehicles.
  • Confirm connector, housing and production-year variations.
  • Refrigerant-system work should be completed by an appropriately qualified technician.


Exhaust components

OE Match exhaust coverage supports repairs to worn, corroded or leaking parts of the exhaust system, together with associated brackets, clamps, seals and fittings.

  • Inspect joints, flanges, fixings and heat shields when replacing exhaust parts.
  • Check emissions equipment and sensor positions for the specific model.
  • Corroded fasteners may require additional hardware during installation.


Rubber seals and hoses

Rubber components are important throughout a Porsche for sealing fluids, air, weather and noise. OE Match coverage assists with replacing hardened, split, swollen, leaking or missing hoses, boots, grommets and sealing profiles.

  • Match the shape, dimensions, connection points and intended fluid or system.
  • Inspect adjoining clips, pipes and sealing surfaces.
  • Age-related rubber deterioration can affect several nearby components at once.


Exterior trim and body components

Exterior and body coverage supports accident repair, cosmetic refurbishment and restoration. It includes replacement needs involving trim, lamps, brackets, fixings, seals and other model-specific body fittings.

  • Confirm body style, side, position, colour and finish where applicable.
  • Check whether clips, seals or mounting hardware are supplied separately.
  • Compare the original component and reference before installation.


Interior components 

OE Match interior products support the repair and restoration of cabin fittings that may have worn, faded, broken or become difficult to source with age.

  • Check colour, finish, side and model-year variations.
  • Inspect clips, brackets and fixing points before fitting replacement trim.
  • Some interior components may differ according to body style or equipment specification.


Service and maintenance parts

OE Match service components support scheduled upkeep across Porsche generations, helping owners and workshops maintain reliability, efficiency and system protection while addressing everyday wear.

  • Hard starting, rough idle, poor fuel economy and warning lights can accompany clogged filters or worn ignition components.
  • Select service items against the exact Porsche model, engine, production year and required specification.
  • Review related seals, hardware and other maintenance items when planning a larger service.


Restoration hardware

Restoration hardware covers the small but essential fasteners, brackets, clips, fittings and retaining components needed to complete repairs accurately and securely.

  • Record the position and orientation of original hardware during dismantling.
  • Check thread, length, finish, quantity and model application.
  • Replacing damaged or heavily corroded hardware can prevent delays during reassembly.


Difficult-to-source and discontinued applications 

A central purpose of the OE Match programme is identifying gaps where original Porsche parts have become difficult to obtain or are no longer available. Reintroduced components can help prevent one missing seal, clip, bracket or mechanical part from delaying an otherwise complete repair or restoration.

  • Use OE cross-references and dimensions to verify the intended application.
  • Check whether the original number has been superseded.
  • Review product-specific fitment notes where several component versions exist.


Brake Pad Wear Sensors 

OE Match brake pad wear sensors provide replacement options for Porsche brake servicing. Sensors may need renewal when pads are replaced or when a worn or damaged sensor causes a brake wear warning.

  • Warning messages with new pads, damaged sensor cables and broken clips warrant inspection.
  • Match the OE reference, caliper application, model year, connector and sensor position.
  • Check the quantity required and whether sensors are included with the selected brake parts.


Engine Electrical 

OE Match engine electrical parts cover starting, charging, ignition, sensor and switch applications. They support repairs involving intermittent no-start, misfires, rough idle, stalling, battery drain, poor charging, warning lights, inconsistent readings and heat-related failures.

  • Similar-looking components may have different electrical or vehicle applications.
  • Repeat faults can indicate a mismatched component or a worn supporting item.
  • Battery condition, earth straps, connectors and voltage drop should be checked during diagnosis.


Service Parts 

OE Match service parts cover everyday maintenance requirements intended to protect the engine, gearbox and other major systems. Routine replacement can address natural wear caused by heat, friction, fluid degradation and environmental exposure.

  • Match filters, ignition parts, belts and fluids to the exact vehicle specification.
  • Many symptoms overlap, so establishing a sound service baseline can assist diagnosis.
  • Keep a service record to support future maintenance and fault finding.


Service Kits 

OE Match service kits group key maintenance components to simplify servicing and establish a known baseline. They are particularly useful when catching up on overdue maintenance or assessing sluggish running, inconsistent idle, poor economy and reduced performance.

  • Match each kit to the exact Porsche model, engine and production year.
  • Contents vary, so review the included components rather than assuming every service item is supplied.
  • Add any required while-you-are-there items, such as spark plugs, belts, fluids, seals or hardware.


Explore the range

Browse the OE Match Porsche range at Design911, then narrow your selection by model and category and cross-check the original part references and fitment notes. Whether you are planning routine maintenance, a workshop repair or a complete restoration, Design911's Porsche specialists can help identify suitable components within a programme focused on fitment, quality and long-term vehicle preservation.

DISPLAYING 3009 to 3024 (of 8692 products)
93030291103
Product Information
Product Information
Ring gear and pinion shaft for 930 4 speed gearbox.


Fits:
Porsche 911 turbo - 1975 to 1989
For 930, 4 speed gearbox
Available with different gear ratios - example - 9:38 (number of teeth on each gear) - 4.22:1 (gear ratio)
9:38 - 4.22:1
8:37 - 4.63:1
8:40 - 5.00:1

Diagram ref no 5



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

93030291103
93030291103
93030291101
93030291102

The product you are viewing cross references to these numbers
93030290304
Product Information
Product Information
3rd and 4th gear set for 930 4 speed gearbox - Can be used for 3rd and 4th gear


Fits:
Porsche 911 turbo - 1975 to 1989
For 930, 4 speed gearbox
Available with different gear ratios - example - 22:29 (number of teeth on each gear) - 1.32:1 (gear ratio)

22:29 - 1.32:1 
24:30 - 1.25:1 
24:29 - 1.21:1
25:29 - 1.16:1
26:30 - 1.15:1
25:28 - 1.12:1 
26:28 - 1.08:1
26:27 - 1.04:1
26:26 - 1.00:1
27:26 - 0.96:1
28:26 - 0.93:1
28:25 - 0.89:1
29:25 - 0.86:1 
29:24 - 0.83:1
29:23 - 0.79:1
30:23 - 0.77:1
30:22 - 0.73:1
31:22 - 0.71:1
32:21 - 0.66:1
32:20 - 0.63:1
32:19 - 0.59:1 

Diagram ref no 3 and 4



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

93030290304
93030290302
93030290304
93030290403
93030290401

The product you are viewing cross references to these numbers
93030290206
Product Information
Product Information
2nd gear set for 930 4 speed gearbox. 
Fits:
Porsche 911 turbo - 1975 to 1989
For 930, 4 speed gearbox
Available with different gear ratios - example - 18:33 (number of teeth on each gear) - 1.83:1 (gear ratio)

18:33 - 1.83:1 
19:34 - 1.79:1 
19:33 - 1.74:1 
20:34 - 1.70:1 
20:33 - 1.65:1 
20:32 - 1.60:1 
17:26 - 1.53:1 
18:26 - 1.44:1 
18:25 - 1.39:1 
23:31 - 1.35:1 
23:30 - 1.30:1 
24:30 - 1.25:1 
24:29 - 1.21:1 
25:28 - 1.12:1 
26:28 - 1.08:1 
26:27 - 1.04:1

Diagram ref no 2



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

93030290206
93030290206
93030290204
93030290205
93030290202

The product you are viewing cross references to these numbers
TKZ104
Product Information
Product Information
Shift knob "DLS Style - Exclusive", with 5-speed shift pattern for the 915 gearbox.
Fits:
Porsche 911 (1974 - 1986) with 915 gearbox
This high-quality gear knob is the ideal upgrade for anyone who wants a Singer DLS look. It is made of black polymer and has elegant metal inlays.
The "Reptile" version is made of a carbon-look polymer, which has a more washed-out look, similar to the Singer DLS gear knob.
The knob is available with a white or black plastic sleeve, or an aluminium or brass sleeve. It comes as standard with an aluminium ring inlay, or with a brass ring inlay in case of the brass sleeve version.
100% Plug & Play
This shift knob can be easily mounted and replaces the standard one 1:1. No modifications are needed. A reversion to the factory knob is guaranteed at any time.
Please note: This part is on special order terms. It will be made to order that could take 6-8+ weeks. It is not a subject to cancellation or return if not required.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

TKZ104
TK Z 104
91142407101

The product you are viewing cross references to these numbers
93030290106
Product Information
Product Information
1st gear set for 930 4 speed gearbox. 
Fits:
Porsche 911 turbo - 1975 to 1989
For 930, 4 speed gearbox
Available with different gear ratios - example - 17:34 (number of teeth on each gear) - 2.00:1 (gear ratio)

17:34 - 2.00:1 
20:32 - 1.60:1 
19:34 - 1.79:1 
19:33 - 1.74:1 
16:36 - 2.25:1 
18:33 - 1.83:1 
20:33 - 1.65:1 

Diagram ref no 1



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

93030290106
93030290106
93030290105

The product you are viewing cross references to these numbers
TKZ108
Product Information
Product Information
Shift knob "DLS Style - Exclusive", with 5-speed dogleg shift pattern.
Fits:
Porsche 914 and all 911 / 912 (1965 - 1969)
This high-quality gear knob is the ideal upgrade for anyone who wants a Singer DLS look. It is made of black polymer and has elegant metal inlays.
The "Reptile" version is made of a carbon-look polymer, which has a more washed-out look, similar to the Singer DLS gear knob.
The knob is available with a white or black plastic sleeve, or an aluminium or brass sleeve. It comes as standard with an aluminium ring inlay, or with a brass ring inlay in case of the brass sleeve version.
100% Plug & Play
This shift knob can be easily mounted and replaces the standard one 1:1. No modifications are needed. A reversion to the factory knob is guaranteed at any time.
Please note: This part is on special order terms. It will be made to order that could take 6-8+ weeks. It is not a subject to cancellation or return if not required.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

TKZ108
TK Z 108
90142401400

The product you are viewing cross references to these numbers
TKZ107
Product Information
Product Information
Shift knob "DLS Style - Exclusive" With 4-speed shift pattern.
Fits:
Porsche 356 and all 911 Turbo / 930 (75-88)
This high-quality gear knob is the ideal upgrade for anyone who wants a Singer DLS look. It is made of black polymer and has elegant metal inlays.
The "Reptile" version is made of a carbon-look polymer, which has a more washed-out look, similar to the Singer DLS gear knob.
The knob is available with a white or black plastic sleeve, or an aluminium or brass sleeve. It comes as standard with an aluminium ring inlay, or with a brass ring inlay in case of the brass sleeve version.
100% Plug & Play
This shift knob can be easily mounted and replaces the standard one 1:1. No modifications are needed. A reversion to the factory knob is guaranteed at any time.
Please note: This part is on special order terms. It will be made to order that could take 6-8+ weeks. It is not a subject to cancellation or return if not required.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

TKZ107
TK Z 107
69542419100
90142401300
93042406901

The product you are viewing cross references to these numbers
90130290102
Product Information
Product Information
Ring gear and pinion shaft for 901 gearbox
Fits:
Porsche 911 - 1965 to 1971
Porsche 914 - 1970 to 1976
Please note: 
This part is on special order terms and is made to order that could take 6-8+ weeks.
It is not a subject to cancellation or return if not required.

Available with different gear ratios - example - 9:31 (number of teeth on each gear) - 3.44:1 (gear ratio)

9:31 - 3.44:1
8:31 - 3.88:1 
8:35 - 4.38:1  
7:31 - 4.43:1 
6:32 - 5.33:1 

Diagram ref no 9



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90130290102
90130230101
90130290102
90130290200
90130290201

The product you are viewing cross references to these numbers
90430210100/1
Product Information
Product Information
Mainshaft  for 901 gearbox.
Fits:
Porsche 911 - 1965 to 1971
For 901 gearbox
Mainshaft only, no gears attached.

Diagram ref no 2



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90430210100
91130290400
91130290700
90430210100

The product you are viewing cross references to these numbers
91130290400
Product Information
Product Information
2nd gear set for 901 gearbox. 
Fits:
Porsche 911 - 1965 to 1971
For 901 gearbox
Available with different gear ratios - example - 20:31 (number of teeth on each gear) - 1.55:1 (gear ratio)

20:31 - 1.55:1 (Porsche code "I") 
20:32 - 1.60:1 (Porsche code "HA")   
19:31 - 1.63:1 (Porsche code "HB")  
19:32 - 1.68:1 (Porsche code "H")  
19:33 - 1.74:1  
17:30 - 1.77:1 (Porsche code "GB")  
18:32 - 1.78:1 (Porsche code "GA")  
18:33 - 1.83:1 (Porsche code "G")  
18:34 - 1.89:1 (Porsche code "F")  
17:34 - 2.00:1 (Porsche code "E") 
16:35 - 2.19:1 (Porsche code "D") 

Diagram ref no 2



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91130290400
91130290300
91130290700
91130290400
91130291000
91130291200
91130291500
91130291300
90430293410

The product you are viewing cross references to these numbers
99610680103/1
Product Information
Product Information
O-ring – 46.7 x 3.53 – used in various applications within the car's cooling system.
Fits:
Porsche 987 Boxster 2005-12
Porsche 987 Cayman 2006-12
Porsche 981 Boxster 2012-16 
Porsche 981 Boxster Spyder 2016 
Porsche 981 Cayman 2014-16 
Porsche 981 Cayman GT4 2016 
Porsche 718 (982) Boxster 2017>> 
Porsche 718 (982) Boxster Spyder 2019>>
Porsche 718 (982) Cayman 2017>>
Porsche 718 (982) Cayman GT4 2019>>
Porsche 996 GT3 / RS 1999-05
Porsche 996 Turbo / GT2 2001-05
Porsche 997 Carrera 2005-12
Porsche 997 Turbo / GT2 RS 2007-13
Porsche 997 GT3 / RS 2007-11
Porsche 991 Carrera 2012-19
Porsche 991 Turbo / GT2 RS 2014-20
Porsche 991 GT3 / RS 2014-21

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99610680103
99610680103

The product you are viewing cross references to these numbers
90130291310
Product Information
Product Information
4th and 5th gear set for 901 gearbox - Can be used for 4th and 5th gear
This gear set fits inside the 901 gearbox on Porsche 911 models. It is installed within the internal transmission gear train for the 4th and 5th gear positions according to the factory gearbox layout.
Fits:
Porsche 911 - 1965 to 1971
For 901 gearbox
Available with different gear ratios - example - 31:22 (number of teeth on each gear) - 0.71:1 (gear ratio)
31:22 - 0.71:1 (Porsche code "ZD") 
29:22 - 0.76:1 (Porsche code "ZA")  
29:23 - 0.79:1 (Porsche code "Z")  
28:23 - 0.82:1 (Porsche code "Y")  
28:24 - 0.86:1 (Porsche code "X")  
27:24 - 0.89:1 (Porsche code "W")  
27:25 - 0.93:1 (Porsche code "V")  
26:25 - 0.96:1 (Porsche code "U")  
26:26 - 1.00:1 (Porsche code "T")   
25:26 - 1.04:1 (Porsche code "S")   
25:27 - 1.08:1 (Porsche code "R")  
24:27 - 1.13:1 (Porsche code "Q")   
23:27 - 1.17:1 (Porsche code "P")  
23:28 - 1.22:1 (Porsche code "O")  
23:29 - 1.26:1 (Porsche code "N")   
22:29 - 1.32:1 (Porsche code "M")  
22:30 - 1.36:1 

Diagram ref no 4 and 5
The 4th and 5th gear set forms part of the internal gear train inside the 901 gearbox. These gears transfer engine power through the transmission at higher road speeds, supporting smooth cruising, correct gear ratios, and reliable power delivery.
Functions
• Replaces the 4th and 5th gears in the 901 gearbox
• Supports correct transmission gear ratio operation
• Helps restore smooth higher-gear driving performance
• Transfers engine power through the gearbox
• Replaces worn, noisy, chipped, or damaged original gears
• Suitable for gearbox rebuilds and transmission restoration
• OE Match replacement for classic Porsche 901 gearbox repair.
Why Replace This Part?
Gearbox gears can wear, chip, pit, become noisy, or suffer tooth damage due to age, high mileage, poor lubrication, previous gearbox wear, or hard use. Worn 4th or 5th gears may cause whining, vibration, poor engagement, metal debris in the oil, or reduced transmission reliability. Replacing the gear set during gearbox overhaul helps restore correct operation and protects related transmission components.
When to Replace This Part
•  4th or 5th gear is noisy, worn, chipped, or damaged
•  Gearbox whine or vibration is present in higher gears
•  Metal particles or gear debris are found in the gearbox oil
•  The gearbox is being rebuilt or inspected
•  Gear ratios are being restored to original specification
•  Related synchro parts, bearings, or shafts are being replaced
•  The vehicle is undergoing Porsche 911 transmission restoration

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90130291310
90430292110
90430292910
90130291310
90430292410
90130291810
90130291210
90130291010
90130291110
90430291910
90430293010
91130290600

The product you are viewing cross references to these numbers
90130290910
Product Information
Product Information
3rd gear set for 901 gearbox. 
Fits:
Porsche 911 - 1965 to 1971
For 901 gearbox
Available with different gear ratios - example - 25:26 (number of teeth on each gear) - 1.04:1 (gear ratio)
25:26 - 1.04:1   
24:27 - 1.13:1 (Porsche code "Q") 
23:27 - 1.17:1 (Porsche code "P") 
23:28 - 1.22:1 (Porsche code "O") 

23:29 - 1.26:1 (Porsche code "N")  
22:29 - 1.32:1 (Porsche code "M")  
22:30 - 1.36:1 (Porsche code "L") 
21:29 - 1.38:1 (Porsche code "LA")  
21:30 - 1.43:1 (Porsche code "K")  
21:31 - 1.48:1 (Porsche code "J") 
20:31 - 1.55:1 (Porsche code "I") 
20:32 - 1.60:1 (Porsche code "HA") 
19:31 - 1.63:1 (Porsche code "T") 
19:32 - 1.68:1 (Porsche code "H") 

Diagram ref no 3



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90130290910
90430291310
90130290910

The product you are viewing cross references to these numbers
91130290300
Product Information
Product Information
1st gear set including reverse gear for 901 gearbox
Fits:
Porsche 911 - 1965 to 1971
For 901 gearbox
Available with different gear ratios - example - 18:32 (number of teeth on each gear) - 1.78:1 (gear ratio)

18:32 - 1.78:1 (Porsche code "GA") 
18:34 - 1.89:1 (Porsche code "F") 
17:34 - 2.00:1  (Porsche code "E")   
16:35 - 2.19:1  (Porsche code "D")
13:29 - 2.23:1  (Porsche code "CA") 
15:36 - 2.40:1  (Porsche code "C")    
12:29 - 2.42:1  (Porsche code "C")    
14:37 - 2.64:1  (Porsche code "B")    
12:34 - 2.83:1  (Porsche code "AA")

Diagram ref no 1



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91130290300
91130290300
91130291100

The product you are viewing cross references to these numbers
91530290474
Product Information
Product Information
3rd and 4th gear set for 915 gearbox - Can be used for 3rd and 4th gear
Fits:
Porsche 911 - 1972 to 1986 
For 915 gearbox
Available with different gear ratios, example - 31:22 (number of teeth on each gear) - 0.59:1 (gear ratio)

31:22 - 0.71:1 ("TL" Porsche reference)
29:22 - 0.76 ("TM" Porsche reference)
28:22 - 0.79:1 ("SM" Porsche reference)
28:23 - 0.82:1 ("SN" Porsche reference) 
28:24 - 0.86:1 ("SO" Porsche reference) 
27:24 - 0.89:1 ("RO" Porsche reference) 
27:25 - 0.93:1 
26:25 - 0.96:1
26:26 - 1.00:1
25:26 - 1.04:1  
25:27 - 1.08:1 
24:27 - 1.13:1  
24:28 - 1.16:1   
23:27 - 1.17:1   
23:28 - 1.22:1   
23:29 - 1.26:1   
21:27 - 1.29:1   
22:29 - 1.32:1  
21:29 - 1.38:1   
21:30 - 1.43:1 ("LU" Porsche reference)   
21:31 - 1.48:1    
20:31 - 1.55:1   
20:32 - 1.60:1 ("KW" Porsche reference)   
20:33 - 1.65:1 
22:37 - 1.68:1 

Diagram ref no 3 and 4



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91530290474
92330290438
91530290474
91530290440
92330290323
92330290428

The product you are viewing cross references to these numbers
99970746540/1
Product Information
Product Information

The smaller of the two o-rings used on the oil filter cover cap - 10 x 2. 
Fits:
Porsche 996 Turbo / GT2 2001-05
Porsche 996 GT3 / RS 1999-05
Porsche 997-1 Turbo / GT2 2007-09
Porsche 997-2 GT2 RS 2010-13
Porsche 997 GT3 / RS 2007-11
Diagram ref. 21.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99970746540
99970746540

The product you are viewing cross references to these numbers
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