Please wait… 
Please wait while we process your order,
do not press the back button… 
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 +443456003478 https://www.design911.co.uk Facebook Instagram

Belts / Tensioners / Rollers

Filter by brand
DISPLAYING 17 to 32 (of 44 products)
1 2 3
Special Order item
95510211921
Product Information
Product Information
Drive belt deflection roller. EACH.

porsche

Fits:
Porsche 957 Cayenne 3.0L DIESEL 2009-12
Porsche 958 Cayenne 3.0L DIESEL
Porsche 970 Panamera 3.0L DIESEL 2012-16
Porsche 95B Macan 3.0L TDI 2014-18

Click 'Zoom in' for large parts diagram.
Diagram ref no 12

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Related, superseded, cross reference or alternative numbers for comparison.

95510211921
95510211921
95510211920

The product you are viewing cross references to these numbers
Special Order item
95510227600
Product Information
Product Information
Drive belt idler pulley deflection roller with bolt and protective cap.
Genuine Porsche original equipment (OE) idler pulley is also referred to as an accessory drive belt deflection roller or relay roller. This pulley plays a key role in guiding and maintaining proper tension on the serpentine belt that drives essential engine accessories such as the alternator, power steering pump, air conditioning compressor, and water pump.

Fits:
Porsche 955 Cayenne 3.2L 2004>> (M02.2Y)

Porsche 957 Cayenne 3.6L 2007 - 2010 (Engine code: 5501)
M >> 638 08942
M 63A 03027 >>
M 63A 05020 >>

Porsche 958 Cayenne 3.6L 2010 - 18 (Engine code: 5502, CEYA)
M >> B 06770
M >> B 06811

Diagram ref no 7

This idler pulley provides a smooth, correctly aligned surface for the accessory drive belt (serpentine belt) to run over, ensuring proper routing and tension as it drives vital systems such as the alternator, air conditioning compressor, power steering pump, and water pump (as fitted). It keeps belt motion steady and prevents slipping, vibration, or premature wear in the belt system.

Supports accessory belt routing and alignment
 Maintains belt tension and deflection control
 Reduces belt noise and wear
 Promotes reliable drive of auxiliary engine systems 

Replace this idler pulley if you notice:
  Squealing or chirping from the front accessory belt area
  Belt wear or fraying
  Vibration or noise from the pulley bearing
  During belt system maintenance or tensioner replacement

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Related, superseded, cross reference or alternative numbers for comparison.

95510227600
95510227600

The product you are viewing cross references to these numbers
95510227600/1
Product Information
Product Information
Drive belt idler pulley deflection roller.
This pulley supports and guides the serpentine/accessory belt to maintain proper routing and tension, ensuring it runs smoothly over various engine accessories without slipping or misalignment.

Fits:
Porsche 955 Cayenne 3.2L 2004>> (M02.2Y)

Porsche 957 Cayenne 3.6L 2007 - 2010 (Engine code: 5501)
M >> 638 08942
M 63A 03027 >>
M 63A 05020 >>

Porsche 958 Cayenne 3.6L 2010 - 18 (Engine code: 5502, CEYA)
M >> B 06770
M >> B 06811

Diagram ref no 7

This idler pulley provides a smooth, correctly aligned surface for the accessory drive belt (serpentine belt) to run over, ensuring proper routing and tension as it drives vital systems such as the alternator, air conditioning compressor, power steering pump, and water pump (as fitted). It keeps belt motion steady and prevents slipping, vibration, or premature wear in the belt system.

A worn, noisy, or seized idler pulley can cause the accessory drive belt to:
• Slip or squeal
 Wear prematurely
 Mis-track off pulley grooves
 Lead to loss of accessory function (e.g., alternator charging, power steering assist, air conditioning)

Replacing a failing pulley restores smooth belt travel, helps reduce noise under the hood, and improves the belt’s service life.

Replace this idler pulley if you notice:
  Squealing or chirping from the front accessory belt area
  Belt wear or fraying
  Vibration or noise from the pulley bearing
  During belt system maintenance or tensioner replacement

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

95510227600
95510227600

The product you are viewing cross references to these numbers
Special Order item
95510211900
Product Information
Product Information
Drive belt idler pulley with fastening screw.

porsche

Fits:
Porsche 957 Cayenne 3.6L 2007-10
M 638 08943 >> 63A 03026

Porsche 958 Cayenne 3.6L 2010-18
M B 06771 >>
M B 06812 >>

Click 'Zoom in' for large arts diagram.
Diagram ref no 7

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

95510211900
95510211900

The product you are viewing cross references to these numbers
95510211900/1
Product Information
Product Information
Drive belt idler pulley. Package Includes Bolt And Dust Cap
Part Fitted With NTN/NSK Bearing

Fits:
Porsche 957 Cayenne 3.6L 2007-10
M 638 08943 >> 63A 03026

Porsche 958 Cayenne 3.6L 2010-18
M B 06771 >>
M B 06812 >>

Diagram ref no 7

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

95510211900
95510211900

The product you are viewing cross references to these numbers
95510229900/1
Product Information
Product Information
Drive belt tensioning damper.

gates

Fits:
Porsche 955 Cayenne 3.2ltr - 02/04 to 04/07
Porsche 957 Cayenne 3.6ltr - 02/07 to 12/10
Porsche Cayenne 958 3.6ltr (E2) - 05/10 to 02/15

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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

95510229900
95510229900
95510236101
95510236100

The product you are viewing cross references to these numbers
Special Order item
95510229900
Product Information
Product Information
Drive belt tensioning damper.

porsche

Fits:
Porsche 955 Cayenne 3.2L 02/2004 - 04/2007
Porsche 957 Cayenne 3.6L 02/2007 - 12/2010
Porsche 958 Cayenne 3.6L 05/2010 - 02/2015

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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

95510229900
95510229900
95510236101
95510236100

The product you are viewing cross references to these numbers
Special Order item
94810240375
Product Information
Product Information
Drive belt tensioning roller lever.

porsche

Fits:
Porsche 957 Cayenne S / GTS / Turbo 2007-10
Porsche 958 Cayenne S / GTS / Turbo 2011>>
Porsche 970 Panamera S / GTS / Turbo 2010-13

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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

94810240375
94810240323
94810240322
94810240321
94810240300

The product you are viewing cross references to these numbers
94810240375/1
Product Information
Product Information
Drive belt tensioning roller lever.

oematch

Fits:
Porsche 957 Cayenne S / GTS / Turbo 2007-10
Porsche 958 Cayenne S / GTS / Turbo 2011>>
Porsche 970 Panamera S / GTS / Turbo 2010-13

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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

94810240375
33000002
94810240323
94810240322
94810240321
94810240300

The product you are viewing cross references to these numbers
95510293300/3
Product Information
Product Information
Drive Belt. 
The OE Match Drive Belt is a high-quality replacement engine accessory belt designed to transfer rotational power from the engine crankshaft to essential auxiliary components. Manufactured to OE specifications for fit, durability and performance, this drive belt ensures the reliable operation of critical vehicle systems including the alternator, water pump, power steering pump and air conditioning compressor, depending on vehicle configuration.  

Fits:
  • Porsche 955 Cayenne 3.2L V6 2003-06
  • Porsche 957 Cayenne 3.6L 2007-10
  • Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17 

Diagram Ref No 8

Constructed from advanced reinforced rubber compounds with high-strength internal tensile cords, the drive belt is engineered to withstand continuous flexing, heat, vibration and heavy operating loads. Precision-manufactured rib profiles ensure optimal grip, reduced slippage and efficient power transmission throughout the engine accessory drive system.

What This Product Does:
  • Transfers power from the engine crankshaft to auxiliary components.
  • Drives systems such as the alternator, water pump and air conditioning compressor.
  • Maintains efficient operation of engine accessories.
  • Ensures proper charging system performance.
  • Supports coolant circulation where applicable.
  • Helps maintain air conditioning functionality.
  • Provides smooth and reliable power transmission.
  • Contributes to overall engine reliability and efficiency.

Symptoms Of Wear Or Failure:
  • Squealing or chirping noises from the engine bay.
  • Visible cracks, fraying or glazing on the belt surface.
  • Belt slipping during operation.
  • Battery charging system warning light.
  • Reduced alternator performance.
  • Air conditioning system not functioning correctly.
  • Overheating caused by inadequate water pump operation (where belt-driven).
  • Power steering assistance loss on applicable vehicles.
  • Excessive belt vibration.
  • Complete accessory system failure if the belt breaks.

Why Replacement Matters:

  • Drive belts operate continuously whenever the engine is running and are exposed to heat, oil contamination, moisture, tension loads and constant flexing. Over time, the rubber material can harden, crack, stretch or wear, reducing the belt's ability to maintain proper grip and power transfer.
  • A worn or failing drive belt can lead to poor accessory performance, reduced charging capacity, cooling system issues and loss of air conditioning operation. In severe cases, a broken belt can disable multiple engine systems simultaneously, potentially resulting in vehicle breakdown or engine overheating.
  • Replacing a worn drive belt restores reliable power transmission to essential engine accessories and helps prevent unexpected failures. An OE Match replacement provides factory-style fitment, precise belt geometry and long-lasting durability, ensuring dependable operation and helping maintain the performance and reliability expected from your Porsche.



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

95510293300
95510293300

The product you are viewing cross references to these numbers
Special Order item
95510293300
Product Information
Product Information
Drive Belt

porsche

Fits:
All V6 models
Porsche 955 Cayenne V6 3.2L
Porsche 957 Cayenne V6 3.6L
Porsche 958 Cayenne V6 3.6L

Click 'Zoom in' for large parts diagram.
Diagram ref no 8

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

95510293300
95510293300

The product you are viewing cross references to these numbers
95510293300/1
Product Information
Product Information
Drive belt.

dayco

Fits:
All V6 models
Porsche 955 Cayenne V6 3.2L
Porsche 957 Cayenne V6 3.6L
Porsche 958 Cayenne V6 3.6L

Click 'Zoom in' for large parts diagram.
Diagram ref no 8

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

95510293300
95510293300
7DPK2074

The product you are viewing cross references to these numbers
95510293300/2
Product Information
Product Information
Drive belt. Porsche 955/957/958 Cayenne V6

Fits:
All V6 models
Porsche 955 Cayenne V6 3.2L
Porsche 957 Cayenne V6 3.6L
Porsche 958 Cayenne V6 3.6L

Click 'Zoom in' for large parts diagram.
Diagram ref no 8

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

95510293300
95510293300

The product you are viewing cross references to these numbers
95810221600/2
Product Information
Product Information
Drive Belt.
The OE Match Drive Belt is a premium-quality replacement auxiliary drive belt designed to transfer engine power efficiently to essential engine-driven accessories on compatible Porsche models. Manufactured to OE specifications for fit, performance and durability, this precision-engineered multi-ribbed belt ensures dependable operation of components such as the alternator, water pump, air conditioning compressor and power steering pump (where applicable), helping maintain reliable engine performance and accessory operation.  

Fits:
  • Porsche 957 Cayenne 3.0L Diesel 2007-10
  • Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-11
 
Diagram Ref No 18

Manufactured from premium EPDM (Ethylene Propylene Diene Monomer) rubber reinforced with high-strength tensile cords, the drive belt is engineered to withstand constant flexing, high rotational speeds, elevated engine temperatures and exposure to moisture, dirt and contaminants. Its precision-moulded rib profile delivers excellent grip and smooth power transmission while minimising belt slip, vibration and operating noise. Designed for direct OE-style installation, it provides factory-correct fitment and long-lasting reliability.  

What This Product Does:
  • Transfers engine power to auxiliary components.
  • Drives the alternator, water pump, air conditioning compressor and other engine accessories where applicable.
  • Maintains efficient charging, cooling and climate control performance.
  • Provides smooth and reliable power transmission.
  • Reduces belt slip and operating noise.
  • Supports dependable engine accessory operation.
  • Restores factory auxiliary drive system performance.
  • Forms an essential part of the engine accessory drive system.

Symptoms Of Wear Or Failure:
  • Squealing or chirping noises from the front of the engine.
  • Visible cracks, fraying or glazing on the belt.
  • Belt slipping during engine operation.
  • Battery warning light caused by reduced alternator output.
  • Engine overheating due to reduced water pump operation (where applicable).
  • Loss or reduction of air conditioning performance.
  • Heavy steering on vehicles with hydraulic power steering.
  • Excessive belt vibration or flutter.
  • Missing or damaged belt ribs.
  • Complete belt failure causing loss of engine-driven accessories.

Why Replacement Matters:

  • The auxiliary drive belt is under constant tension whenever the engine is running and is subjected to continuous flexing, heat and varying loads from multiple engine accessories. Over time, the rubber compound naturally ages, while the reinforcing cords can weaken, increasing the risk of cracking, stretching or sudden failure.
  • A worn drive belt can slip, reducing the efficiency of engine accessories, or fail completely, potentially causing battery charging failure, engine overheating, loss of air conditioning and reduced steering assistance where applicable. In many cases, a failed drive belt can leave the vehicle stranded and result in expensive secondary repairs.
  • Replacing a worn drive belt with the OE Match Drive Belt restores reliable power transmission and protects the engine's auxiliary systems from unnecessary wear and unexpected failure. Manufactured to OE standards using premium EPDM materials and reinforced construction, it provides factory-style fitment, exceptional durability and dependable long-term performance, ensuring the reliability and driving confidence expected from your Porsche.



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

95810221600
95810221600
95510293400

The product you are viewing cross references to these numbers
Special Order item
7PP903137
Product Information
Product Information
Drive Belt.
7 DPK 2880.

Fits:
Porsche 957 (MKII) Cayenne S / GTS / Turbo 4.8L 2008>>2010
Porsche 958 (MKIII) Cayenne S / Turbo 4.8L 2011>>
Porsche 970 Panamera 3.6L / 4.8L / TURBO 2010>>

Diagram Ref No 16

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

7PP903137
95510225100
7 DPK 2880
7DPK2880
7PP903137
1987946214
7DPK2884

The product you are viewing cross references to these numbers
7PP903137/1
Product Information
Product Information
Drive belt.
Width: 24.92 mm | Length: 2884 mm
Number of ribs: 7

bosch

Fits:
Porsche 957 (MKII) Cayenne S / GTS / Turbo 4.8L 2008-10
Porsche 958 (MKIII) Cayenne S / Turbo 4.8L 2011>>
Porsche 970 Panamera 3.6L / 4.8L / TURBO 2010>>

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

7PP903137
95510225100
7 DPK 2880
7DPK2880
7PP903137
1987946214
7DPK2884
1987946214

The product you are viewing cross references to these numbers
DISPLAYING 17 to 32 (of 44 products)
1 2 3
Also found on these pages
About Belts / Tensioners / Rollers

Engine Rebuild Belts, Tensioners & Rollers – Precision Timing for Reliable Porsche Performance

Engine rebuild belts, tensioners, and rollers are essential components in maintaining your Porsche’s precise engine timing and smooth operation. These parts work together to synchronise the camshaft and crankshaft, ensuring valves open and close at exactly the right time for optimal combustion. Over time, these components can wear or deteriorate, especially under high performance or extended use, making replacement vital during an engine rebuild or major service.

At Design911, we supply a full range of genuine and high-quality belts, tensioners, and rollers for various Porsche models including, 911, Boxster, Cayman, Cayenne, Macan, and Panamera models. Each component is designed for strength, accuracy, and long-lasting reliability — ensuring your rebuilt Porsche engine performs flawlessly mile after mile.

What Do Engine Belts, Tensioners & Rollers Do?

These components form the heart of the engine’s timing and auxiliary systems. They:

  • Drive key engine components, including the camshaft, alternator, and water pump.
  • Maintain accurate timing for optimal combustion and efficiency.
  • Reduce friction and noise through smooth roller and tensioner operation.
  • Ensure consistent belt tension to prevent slippage or premature wear.

Together, they guarantee your Porsche’s engine runs smoothly, efficiently, and reliably — whether cruising or driving at peak performance.

Why Do Belts, Tensioners & Rollers Fail?

Exposure to high temperatures, vibration, and constant motion causes natural wear over time. Common causes of failure include:

  • Aging rubber belts becoming brittle or cracked.
  • Worn bearings in rollers or tensioners leading to noise or vibration.
  • Loss of tension causing belt slippage or timing misalignment.
  • Contamination from oil or coolant degrading materials.
  • Extended maintenance intervals leading to unexpected failure.

Symptoms of failing components include squealing noises, poor engine performance, rough idle, or even timing belt failure, which can cause severe engine damage if ignored.

Why Replace Belts, Tensioners & Rollers During an Engine Rebuild?

Replacing these components during an engine rebuild ensures long-term reliability and eliminates the risk of future timing-related failures. A fresh set of belts, rollers, and tensioners restores precision, efficiency, and performance — protecting your investment.

Benefits of replacement include:

  • Restored precise timing and smooth operation.
  • Reduced risk of catastrophic engine failure.
  • Enhanced reliability and longevity of the rebuild.
  • Quieter, more efficient engine performance.

All components available from Design911 are made using premium-grade materials, precision bearings, and advanced heat-resistant compounds, ensuring maximum durability and performance in high-stress Porsche engines.

Popular Models