Chains & Tensioners

Timing chain guide rail.
Located at the front of each cylinder head in between the camshafts.
Priced Each.

Fits:
Porsche 957 Cayenne S / GTS / Turbo 2008-10
Porsche 958 Cayenne S / GTS / Turbo 2011-14
Porsche 958 Cayenne V8 Turbo / Turbo S / bi-Turbo GTS 2015-18
Porsche 970 Panamera / S / GTS / Turbo 2010-16
Porsche 95B Macan S / GTS / Turbo 2014-18

Diagram ref no 9

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Related, superseded, cross reference or alternative numbers for comparison.

94810516613

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Porsche Cayenne 9YA Timing Chain Kit with Tensioners & Guide Rails – 2.9L & 3.0L Engines

The timing chain kit with tensioners and guide rails is a critical engine service solution designed to maintain precise valve timing and long-term engine reliability. This comprehensive kit includes the essential components required to control chain movement, maintain correct tension, and prevent internal engine damage.

Fits:

• Porsche 9YA Cayenne V6 3.0L Petrol 340Hp 2018-23
• Porsche 9YA Cayenne Coupe V6 3.0L Petrol 340Hp 2019-23
• Porsche 9YA Cayenne E-Hybrid V6 3.0L V6 340Hp 2018-23
• Porsche 9YA Cayenne Coupe E-Hybrid V6 3.0L 340Hp 2020-23
• Porsche 9YA Cayenne S V6 2.9L Petrol 440Hp 2018-23
• Porsche 9YA Cayenne Coupe S V6 2.9L Petrol 440Hp 2019-23
• Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD 2017-20
• Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4 E-Hybrid 2.9L Twin-Turbo V6 Sport Turismo 2017-20
• Porsche 971.2 Panamera 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 E-Hybrid 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 E-Hybrid Sport Turismo 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S E-Hybrid 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S E-Hybrid Sport Turismo 2.9L V6 2021-23
• Porsche 95B.2 Macan S Petrol 3.0L V6 354Bhp 2019-21
• Porsche 95B.2 Macan GTS Petrol 2.9L V6 380Bhp 2019-21
• Porsche 95B.2 Macan Turbo 2.9L V6 440Bhp 2019-21
• Porsche 95B.3 Macan S Petrol 2.9L V6 380Bhp 2022>>
• Porsche 95B.3 Macan GTS Petrol 2.9L V6 440Bhp 2022>>

Fitted to modern Porsche V6 petrol engines, the timing chain system synchronises the crankshaft and camshafts, ensuring accurate valve operation across all engine speeds. Over time, wear within the chain, tensioners, or guide rails can lead to timing inaccuracies, noise, and potentially catastrophic engine failure. Replacing the complete timing chain kit restores correct engine timing and protects high-value internal components.

What Does a Porsche Cayenne 9YA Timing Chain Kit Do?

The timing chain kit for Porsche Cayenne 9YA 2.9L and 3.0L engines ensures the precise mechanical synchronisation of the engine’s rotating components. Its functions include:

• Maintaining correct camshaft-to-crankshaft timing
• Controlling chain tension under varying engine loads
• Reducing vibration and chain slap
• Preventing premature wear of timing components

The inclusion of new tensioners and guide rails ensures consistent chain control, especially during cold starts and high-load driving conditions.

Why Do Timing Chains, Tensioners & Guide Rails Fail?

Timing chain system components on Porsche 9YA Cayenne models can fail due to:

• Normal wear over high mileage
• Degraded or brittle plastic guide rails
• Hydraulic tensioner fatigue or oil pressure issues
• Extended oil change intervals or oil contamination

Early warning signs often include rattling noises on cold start, engine fault codes, rough running, or timing deviation faults. Ignoring these symptoms can result in chain jump, valve-to-piston contact, and severe engine damage.

When Should You Replace a Porsche Cayenne 9YA Timing Chain Kit?

You should replace the timing chain kit with tensioners and guide rails when:

• Carrying out major engine servicing or rebuilds
• Experiencing timing-related fault codes or start-up rattles
• Replacing failed or noisy chain tensioners
• Preventative maintenance on higher-mileage vehicles
• Restoring engine performance and reliability

Replacing the full kit — rather than individual components — ensures balanced wear, correct tension, and long-term durability.

At Design911, we supply high-quality Porsche engine timing components engineered to meet the demands of modern performance engines.

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

PAB109450K

The product you are viewing cross references to these numbers

Timing chain kit

Fits:

• Porsche 95B.1 Macan Petrol 2.0L 237Bhp 2014-18
• Porsche 95B.2 Macan Petrol 2.0L 245Bhp 2019-21
• Porsche 95B.3 Macan Petrol 2.0L 265Bhp 2022>>
• Porsche 95B.3 Macan T Petrol 2.0L 265Bhp 2022>>

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

95810946700

The product you are viewing cross references to these numbers

Timing chain kit

Fits:

• Porsche 95B.1 Macan Petrol 2.0L 237Bhp 2014-18
• Porsche 95B.2 Macan Petrol 2.0L 245Bhp 2019-21
• Porsche 95B.3 Macan Petrol 2.0L 265Bhp 2022>>
• Porsche 95B.3 Macan T Petrol 2.0L 265Bhp 2022>>
• Porsche 9YA Cayenne 2.0ltr - 2018 Onwards

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

95810946700

The product you are viewing cross references to these numbers

Timing chain with tensioner rail. 

Fits:
Porsche 95B.2 Macan S / GTS / turbo - 2019 to 2021
Porsche 95B.3 Macan S  / GTS - 2022 Onwards
Porsche 971.1 Panamera 2.9ltr V6 - 2017 to 2020
Porsche 971.1 Panamera 3.0ltr V6 - 2017 to 2020
Porsche 971.2 Panamera 2.9ltr V6 - 2021 to 2023
Porsche 9YA Cayenne 2.9ltr V6 - 2018 to 2023 
Porsche 9YA Cayenne 3.0ltr V6 - 2018 to 2023

Fits Engine Codes
95B.2 / 95B.3 - DLZ / DLZB / DGR / DGRB / DGRC
971 Panamera - CSZA / CSZ / CXTA / CXT / DGPA / DGP / CSZB / CSZ
9YA Cayenne - DCAB / DCA / DCBE / DCB

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

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

PAB109450K

The product you are viewing cross references to these numbers

Timing Chain.

The PORSCHE Timing Chain PAB109229C is a genuine Porsche internal engine timing component designed for use within the mechanical timing system of compatible Porsche applications. The chain transfers rotational drive through the timing system and helps maintain the precise mechanical relationship required between associated engine components.

Fits:

• Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
• Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
• Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
• Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
• Porsche 9YA Cayenne GTS V8 4.0L Petrol (460Hp) 2020-23
• Porsche 9YA Cayenne Coupe GTS V8 4.0L Petrol (460Hp) 2021-23
• Porsche 9YA Cayenne Turbo V8 4.0L Petrol (550Hp) 2020-23
• Porsche 9YA Cayenne Coupe Turbo V8 4.0L Petrol (550Hp) 2019-23
• Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera Turbo V8 4.0L 4WD (550 Hp) 2017-20
• Porsche 971.1 Panamera Turbo V8 4.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera Turbo 4.0L Twin-Turbo V8 Sport Turismo 2017-20
• Porsche 971.2 Panamera GTS 4.0L V8 2021-23
• Porsche 971.2 Panamera GTS Sport Turismo 4.0L V8 2021-23
• Porsche 971.2 Panamera Turbo S 4.0L V8 2021-23
• Porsche 971.2 Panamera Turbo S Sport Turismo 4.0L V8 2021-23  

Diagram Ref No 10

Timing chains operate continuously whenever the engine is running. Although designed for long service life, repeated mechanical loading, friction, heat and lubrication conditions can gradually cause wear to the chain pins, links and contact surfaces. Timing-chain guides, tensioners and sprockets may also deteriorate over time.

As wear increases, the effective length of the chain can increase, resulting in excessive slack, abnormal mechanical noise and potentially inaccurate engine timing. Severe deterioration can increase the risk of the chain jumping, derailing or failing.

What This Product Does:
The Timing Chain transfers mechanical rotation through the engine timing system while maintaining the required synchronisation between associated timing components.

Depending on the specific engine configuration, correct timing-chain operation helps support:

• Accurate engine timing
• Correct camshaft operation
• Correct valve timing
• Reliable mechanical synchronisation
• Consistent rotational drive
• Stable combustion
• Smooth engine operation
• Predictable throttle response
• Consistent power delivery

The chain must remain correctly tensioned, properly lubricated and accurately engaged with its sprockets for reliable operation.

Symptoms Of Wear Or Failure:
Possible symptoms of timing-chain or associated timing-system deterioration include:

• Metallic rattling or clattering
• Timing-chain rattle during cold starts
• Rattle immediately after engine start-up
• Mechanical noise from the timing area
• Noise that changes with engine RPM
• Excessive chain slack
• Timing-chain elongation
• Excessive tensioner travel
• Rough or irregular engine operation
• Unstable idle
• Difficult or extended starting
• Reduced engine performance
• Poor throttle response
• Engine misfires
• Check-engine warning
• Timing-related diagnostic fault codes
• Camshaft-position faults
• Crankshaft/camshaft correlation faults
• Variable camshaft timing faults, where applicable
• Visible chain wear
• Worn or damaged timing-chain guides
• Abnormal sprocket wear
• Metal or plastic wear debris in the engine oil or filter

These symptoms do not automatically confirm that the chain itself has failed. Defective tensioners, worn guides, damaged sprockets, variable timing components, sensors, wiring or lubrication problems can produce similar symptoms.

Why Replacement Matters:
The Timing Chain is a critical internal engine component.

Replacing a confirmed worn, elongated or damaged chain can help:

• Restore accurate mechanical synchronisation
• Maintain correct engine timing
• Restore dependable timing-chain operation
• Reduce excessive chain slack
• Reduce abnormal chain noise
• Maintain reliable sprocket engagement
• Protect timing-chain guides
• Protect associated sprockets
• Reduce the risk of timing deviation
• Reduce the risk of the chain jumping
• Reduce the risk of chain derailment
• Support smooth engine operation
• Protect expensive internal engine components

Continuing to operate an engine with a confirmed timing-chain fault can allow deterioration to progress and potentially result in a much more extensive engine repair.

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

PAB109229C

The product you are viewing cross references to these numbers

Timing Chain.

The IWIS Timing Chain is a replacement internal engine timing component for compatible Porsche applications. It forms part of the engine's mechanical timing system, transferring rotational drive and helping maintain precise synchronisation between associated engine components.

Fits:

• Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
• Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
• Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
• Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
• Porsche 9YA Cayenne GTS V8 4.0L Petrol (460Hp) 2020-23
• Porsche 9YA Cayenne Coupe GTS V8 4.0L Petrol (460Hp) 2021-23
• Porsche 9YA Cayenne Turbo V8 4.0L Petrol (550Hp) 2020-23
• Porsche 9YA Cayenne Coupe Turbo V8 4.0L Petrol (550Hp) 2019-23
• Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera Turbo V8 4.0L 4WD (550 Hp) 2017-20
• Porsche 971.1 Panamera Turbo V8 4.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera Turbo 4.0L Twin-Turbo V8 Sport Turismo 2017-20
• Porsche 971.2 Panamera GTS 4.0L V8 2021-23
• Porsche 971.2 Panamera GTS Sport Turismo 4.0L V8 2021-23
• Porsche 971.2 Panamera Turbo S 4.0L V8 2021-23
• Porsche 971.2 Panamera Turbo S Sport Turismo 4.0L V8 2021-23  

Diagram Ref No 10

Timing chains operate continuously whenever the engine is running. Although designed for long service life, repeated mechanical loading, friction, heat and lubrication conditions can gradually cause wear to the chain pins, links and contact surfaces. Timing-chain guides, tensioners and sprockets may also deteriorate over time.

As wear increases, the effective length of the chain can increase, resulting in excessive slack, abnormal mechanical noise and potentially inaccurate engine timing. Severe deterioration can increase the risk of the chain jumping, derailing or failing.

What This Product Does:
The Timing Chain transfers mechanical rotation through the engine timing system while maintaining the required synchronisation between associated timing components.

Depending on the specific engine configuration, correct timing-chain operation helps support:

• Accurate engine timing
• Correct camshaft operation
• Correct valve timing
• Reliable mechanical synchronisation
• Consistent rotational drive
• Stable combustion
• Smooth engine operation
• Predictable throttle response
• Consistent power delivery

The chain must remain correctly tensioned, properly lubricated and accurately engaged with its sprockets for reliable operation.

Symptoms Of Wear Or Failure:
Possible symptoms of timing-chain or associated timing-system deterioration include:

• Metallic rattling or clattering
• Timing-chain rattle during cold starts
• Rattle immediately after engine start-up
• Mechanical noise from the timing area
• Noise that changes with engine RPM
• Excessive chain slack
• Timing-chain elongation
• Excessive tensioner travel
• Rough or irregular engine operation
• Unstable idle
• Difficult or extended starting
• Reduced engine performance
• Poor throttle response
• Engine misfires
• Check-engine warning
• Timing-related diagnostic fault codes
• Camshaft-position faults
• Crankshaft/camshaft correlation faults
• Variable camshaft timing faults, where applicable
• Visible chain wear
• Worn or damaged timing-chain guides
• Abnormal sprocket wear
• Metal or plastic wear debris in the engine oil or filter

These symptoms do not automatically confirm that the chain itself has failed. Defective tensioners, worn guides, damaged sprockets, variable timing components, sensors, wiring or lubrication problems can produce similar symptoms.

Why Replacement Matters:
The Timing Chain is a critical internal engine component.

Replacing a confirmed worn, elongated or damaged chain can help:

• Restore accurate mechanical synchronisation
• Maintain correct engine timing
• Restore dependable timing-chain operation
• Reduce excessive chain slack
• Reduce abnormal chain noise
• Maintain reliable sprocket engagement
• Protect timing-chain guides
• Protect associated sprockets
• Reduce the risk of timing deviation
• Reduce the risk of the chain jumping
• Reduce the risk of chain derailment
• Support smooth engine operation
• Protect expensive internal engine components

Continuing to operate an engine with a confirmed timing-chain fault can allow deterioration to progress and potentially result in a much more extensive engine repair.

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

PAB109229C

The product you are viewing cross references to these numbers