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

Refine by Car Type
Filter by brand
DISPLAYING 1 to 3 (of 3 products)
Special Order item
9A700803500
Product Information
Product Information
Bolt - M8 x 60 - for the hydraulic drive belt tensioner. 
Genuine Porsche OE M8x60 bolt for the drive belt tensioner / V-belt system on selected Porsche models. This original Porsche fastening bolt is used to secure the belt tensioner, tension pulley or related belt-drive mounting components, helping maintain correct accessory belt alignment and reliable drive belt operation.
Sold individually

Fits:
Porsche 987-2 Boxster 2.9L 
Porsche 987-2 Boxster S 3.4L

Porsche 987-2 Cayman 2.9L
Porsche 987-2 Cayman S 3.4L 

Porsche 981 Boxster 2.7L 2012-16
Porsche 981 Boxster S 3.4L 2012-16
Porsche 981 Boxster Spyder 3.8L 2016

Porsche 981 Cayman 2.7L 2014-16
Porsche 981 Cayman S 3.4L 2014-16
Porsche 981 Cayman GT4 3.8L 2016

Porsche 718 (982) Boxster 2.0L 2017>>
Porsche 718 (982) Boxster S 2.5L 2017>>
Porsche 718 (982) Boxster Spyder / RS 4.0L 2019>>

Porsche 718 (982) Cayman 2.0L 2017>>
Porsche 718 (982) Cayman S 2.5L 2017>> 
Porsche 718 (982) Cayman GT4 / RS 4.0L 2019>> 

Porsche 997-2 Carrera 2009-12
Porsche 997-2 Turbo 2010-13 - (Excludes GT2 RS)

Porsche 991 Carrera 2012-19 
Porsche 991 Turbo / GT2 RS 2014-20
Porsche 991 GT3 / GT3 RS 2014-21

Porsche 992-1 Carrera 2019-24
Porsche 992-2 Carrera 2024>> - Excludes 3.2L Hybrid GTS Models
Porsche 992-1 Turbo 2020>> 
Porsche 992-1 GT3 / GT3 RS 2021>>

Porsche 971-1 Panamera GTS 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo S E-Hybrid 4.0L V8 2017-21

Porsche 971-2 Panamera GTS 4.0L V8 2021-24
Porsche 971-2 Panamera Turbo 4.0L V8 2021-24
Porsche 971-2 Panamera Turbo S E-Hybrid 4.0L V8 2021-24

Porsche 976 Panamera Turbo E-Hybrid 4.0L V8 2024>>

Porsche 9YA-1 Cayenne GTS 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo S E-Hybrid 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo GT 4.0L V8 2018-24

Porsche 9YA-2 Cayenne S 4.0L V8 2023>>
Porsche 9YA-2 Cayenne GTS 4.0L V8 2023>> 
Porsche 9YA-2 Cayenne Turbo E-Hybrid 4.0L V8 2023>>
Porsche 9YA-2 Cayenne Turbo GT 4.0L V8 2023>> 

Diagram ref no 9

This bolt is used within the drive belt / V-belt / Poly-V belt tensioner system on selected Porsche engines.

What This Part Does / Functions
•  Secures the drive belt tensioner or tension pulley mounting point
•  Helps maintain correct belt tensioner positioning
•  Supports correct accessory belt alignment
•  Helps prevent movement or loosening of the tensioner assembly
•  Maintains factory belt-drive hardware specification
•  Provides correct OE Porsche thread, length and head profile
•  Replaces a damaged, worn, corroded or previously removed bolt
•  Supports reliable operation of the drive belt system.

Why Replace This Part?
Drive belt tensioner bolts are exposed to engine vibration, heat cycles, installation torque and accessory-drive load. If the bolt is damaged, corroded, stretched, rounded or incorrectly reused, it may not clamp the tensioner assembly securely. Replacing it with a Genuine Porsche OE M8x60 bolt helps ensure the belt tensioner is mounted correctly and that the accessory belt system operates as intended. Some Porsche parts listings note that this type of tensioner mounting bolt may be included with tensioner components and should not be reused once removed.

When to Replace This Part
•   When replacing the drive belt tensioner
•   When replacing the tension pulley or tensioner damper
•   If the original bolt is rounded, damaged, corroded or missing
•   If the bolt has been removed during belt-drive service and Porsche procedure requires replacement
•   During accessory belt, idler pulley or tensioner overhaul
•   If the belt tensioner is loose or incorrectly secured
•   During engine repair where belt-drive hardware is removed
•   When restoring the engine with correct Genuine Porsche hardware.

Where It Fits on the Car
This bolt fits in the engine drive belt tensioner / V-belt system. It secures the tensioner, pulley mount or related bracket hardware depending on the specific Porsche engine and model application.

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

9A700803500
99907341101
9A700803500

The product you are viewing cross references to these numbers
9A700803500/1
Product Information
Product Information
Bolt - M8 x 60 - for the hydraulic drive belt tensioner. 
OE Match M8x60 bolt for the drive belt tensioner on Porsche 987.2, 981, 718 (982), 997.2, 991, 992, 971, 976, and 9YA models. This replacement fixing helps secure the drive belt tensioner assembly correctly during auxiliary belt service.
Sold individually

Fits:
Porsche 987-2 Boxster 2.9L 
Porsche 987-2 Boxster S 3.4L

Porsche 987-2 Cayman 2.9L
Porsche 987-2 Cayman S 3.4L 

Porsche 981 Boxster 2.7L 2012-16
Porsche 981 Boxster S 3.4L 2012-16
Porsche 981 Boxster Spyder 3.8L 2016

Porsche 981 Cayman 2.7L 2014-16
Porsche 981 Cayman S 3.4L 2014-16
Porsche 981 Cayman GT4 3.8L 2016

Porsche 718 (982) Boxster 2.0L 2017>>
Porsche 718 (982) Boxster S 2.5L 2017>>
Porsche 718 (982) Boxster Spyder / RS 4.0L 2019>>

Porsche 718 (982) Cayman 2.0L 2017>>
Porsche 718 (982) Cayman S 2.5L 2017>> 
Porsche 718 (982) Cayman GT4 / RS 4.0L 2019>> 

Porsche 997-2 Carrera 2009-12
Porsche 997-2 Turbo 2010-13 - (Excludes GT2 RS)

Porsche 991 Carrera 2012-19 
Porsche 991 Turbo / GT2 RS 2014-20
Porsche 991 GT3 / GT3 RS 2014-21

Porsche 992-1 Carrera 2019-24
Porsche 992-2 Carrera 2024>> - Excludes 3.2L Hybrid GTS Models
Porsche 992-1 Turbo 2020>> 
Porsche 992-1 GT3 / GT3 RS 2021>>

Porsche 971-1 Panamera GTS 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo 4.0L V8 2017-21
Porsche 971-1 Panamera Turbo S E-Hybrid 4.0L V8 2017-21

Porsche 971-2 Panamera GTS 4.0L V8 2021-24
Porsche 971-2 Panamera Turbo 4.0L V8 2021-24
Porsche 971-2 Panamera Turbo S E-Hybrid 4.0L V8 2021-24

Porsche 976 Panamera Turbo E-Hybrid 4.0L V8 2024>>

Porsche 9YA-1 Cayenne GTS 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo S E-Hybrid 4.0L V8 2018-24
Porsche 9YA-1 Cayenne Turbo GT 4.0L V8 2018-24

Porsche 9YA-2 Cayenne S 4.0L V8 2023>>
Porsche 9YA-2 Cayenne GTS 4.0L V8 2023>> 
Porsche 9YA-2 Cayenne Turbo E-Hybrid 4.0L V8 2023>>
Porsche 9YA-2 Cayenne Turbo GT 4.0L V8 2023>> 

Diagram ref no 9

The bolt secures the drive belt tensioner to its mounting point, allowing the tensioner to maintain correct auxiliary belt tension and belt alignment. A correctly fitted tensioner bolt is important for reliable belt operation and accessory drive performance.

Functions
  Replaces the M8x60 drive belt tensioner bolt
  Secures the drive belt tensioner assembly
  Supports correct auxiliary belt tensioner mounting
  Helps maintain belt alignment and stable belt operation
  Used during drive belt, tensioner, pulley, or accessory drive service
  Replaces damaged, corroded, stretched, worn, or missing original bolts
  OE Match replacement fastening for Porsche belt drive repair.

Why Replace This Part?
Drive belt tensioner bolts are exposed to vibration, engine heat, belt load, and repeated service work. A worn, corroded, rounded, stretched, or damaged bolt may not provide correct clamping force and can compromise tensioner mounting. Replacing the bolt during tensioner or belt service helps ensure secure installation and reliable auxiliary drive operation.

When to Replace This Part
  The drive belt tensioner is being replaced
  The auxiliary drive belt is being serviced
  The original bolt is corroded, rounded, stretched, damaged, or missing
  The tensioner has been removed during engine service
  Belt noise, poor belt tracking, or tensioner movement is being investigated
  Preventative replacement is required during major service
  The vehicle is undergoing Porsche accessory belt drive repair.

Where it fits on the car
This bolt fits at the drive belt tensioner mounting point within the engine accessory belt drive system. Exact position can vary depending on model, engine type, and belt layout.

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

9A700803500
99907341101
9A700803500

The product you are viewing cross references to these numbers
Special Order item
PAB903133
Product Information
Product Information
Poly-V-Belt, Tensioner Damper.
Bolt Included.

Fits:
Porsche 971.2 Panamera MKII 2.9L Petrol / E-Hybrid 2021>>2024
Cars With Option Codes:
0K3 - Hybrid Propulsion System PHEV
D0D / D29 / D4D

Porsche 976 Panamera 2.9L V6 Petrol / E-Hybrid 2024>>
Cars With Option Codes:
0K3 - Hybrid Propulsion System PHEV
TV8

Porsche 9YA Cayenne 3.0L V6 Petrol / E-Hybrid 2018>>2024
Porsche 9YB Cayenne 3.0L V6 Petrol / E-Hybrid 2023>>
Cars With Option Codes:
0K3 - Hybrid Propulsion System PHEV
Cars With Engine Codes:
DCBE / DCB

Diagram Ref No 1 (Diagram Ref No 2 Included)

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

PAB903133
PAB903133
9A790313340

The product you are viewing cross references to these numbers
DISPLAYING 1 to 3 (of 3 products)
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