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Belts / Tensioners / Rollers

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DISPLAYING 1 to 16 (of 19 products)
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PULLEYKIT996GT3-AC
Product Information
Product Information

Full Pulley & Belt Kit – Tensioner, Idlers & Drive Belt – With Air Conditioning
This kit includes a replacement tensioner element, all three pulleys, a new drive belt, and is suitable for models with air-conditioning (option code 573).  

Maintain reliable auxiliary drive performance on your Porsche Mezger engine with this complete Full Pulley & Belt Kit for Porsche 996 GT3 and GT3 RS models equipped with air conditioning from 1999 to 2005.

Fits:

  • Porsche 996 GT3 MKI 1999-02
  • Porsche 996 GT3 MKII 2003>>
  • Porsche 996 GT3 RS 2003-04

Designed as a comprehensive preventative maintenance and service solution, this kit includes the essential tensioner, idler pulleys, and drive belt components required to restore smooth accessory drive operation, maintain correct belt tension, and reduce the risk of pulley or belt-related failures.

Kit Contents:

1x Original Porsche Tensioner Element 
1x Meyle Porsche Drive Belt
1x OE Match Tensioner Pulley Incl. Nut, Bolt, & Dust Cap
1x OE Match Upper Idler Pulley, Cover & Bolt 
1x OE Match Lower Idler Pulley, Cover & Bolt

The auxiliary drive system on the high-revving Porsche GT3 Mezger engine is continuously exposed to elevated temperatures, engine vibration, and sustained mechanical load. Over time, tensioners, idler pulleys, and drive belts can wear, leading to belt noise, bearing failure, belt slip, or reduced accessory efficiency.

Replacing all related components together helps ensure long-term reliability while protecting critical engine-driven systems and maintaining proper accessory drive performance.

This complete service kit is ideal for routine maintenance, engine refresh projects, preventative servicing, or resolving common symptoms such as belt squeal, noisy pulleys, or worn tensioner operation on Porsche 996 GT3 and GT3 RS models.

Engineered for precise fitment and dependable operation, this kit helps maintain smooth auxiliary drive performance for both road and track-focused Porsche applications.

Perfect for Porsche enthusiasts, independent specialists, and workshops maintaining Mezger-powered GT3 models.

Key Features

• Full pulley and drive belt service kit
• Designed for Porsche 996 GT3 and GT3 RS models with air conditioning
• Suitable for 1999-2005 vehicles
• Includes tensioner, idler pulleys, and drive belt
• Complete auxiliary drive system maintenance solution
• Helps restore correct belt tension and alignment
• Reduces risk of belt slip and pulley failure
• Helps eliminate belt squeal and pulley noise
• Supports reliable accessory drive operation
• OEM-style fitment and functionality
• Suitable for road and track-focused applications

Why Replace the Pulley & Belt System?

The auxiliary drive system powers critical engine accessories and is continuously exposed to heat, vibration, and mechanical load.

Worn pulleys, tensioners, or belts can cause:
• Belt squeal or chirping noises
• Inconsistent belt tension
• Pulley bearing noise
• Premature belt wear
• Reduced accessory performance
• Potential belt or pulley failure

Replacing all related components together helps restore smooth operation and improve long-term reliability.

Complete Preventative Maintenance Solution

This full pulley and belt kit provides a convenient all-in-one solution for servicing the auxiliary drive system on Porsche 996 GT3 and GT3 RS models.

Benefits include:
• Simplified servicing
• Correct component compatibility
• Reduced installation downtime
• Improved long-term reliability
• Professional workshop-level maintenance support

Ideal for preventative maintenance and performance-focused Porsche servicing.

Designed for the Porsche Mezger GT3 Engine

The legendary naturally aspirated Mezger engine found in the Porsche 996 GT3 and GT3 RS is engineered for sustained high-performance driving, making proper auxiliary drive maintenance essential for reliability and engine performance.

This kit helps support:
• Reliable accessory drive operation
• Consistent belt performance
• Smooth pulley function
• Reduced mechanical noise
• Proper belt alignment and tension control

Perfect for road, fast road, and track-focused GT3 applications.



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

PULLEYKIT996GT3-AC
99610236550
99611501670
99611501672
99907204109
99907205901
90006711703
90006711705
99611501571
99611501576
99610212553
99611522171
99611522172
90007406302
90007438001
99610215193

The product you are viewing cross references to these numbers
PULLEYKIT996GT3
Product Information
Product Information

Full Pulley & Belt Kit – Tensioner, Idlers & Drive Belt – Without Air Conditioning
This kit includes a replacement tensioner element, all three pulleys, a new drive belt, and is suitable for models without air-conditioning (option code 574).  

Maintain reliable auxiliary drive performance on your Porsche Mezger engine with this complete Full Pulley & Belt Kit for Porsche 996 GT3 and GT3 RS models without air conditioning from 1999 to 2005.

Fits:

  • Porsche 996 GT3 MKI 1999-02
  • Porsche 996 GT3 MKII 2003>>
  • Porsche 996 GT3 RS 2003-04

Designed as a comprehensive preventative maintenance and service solution, this kit includes the essential tensioner, idler pulleys, and drive belt components required to restore smooth accessory drive operation, maintain correct belt tension, and reduce the risk of pulley or belt-related failures.

Kit Contents:

1x Original Porsche Tensioner Element 
1x Original Porsche Drive Belt
1x OE Match Tensioner Pulley Incl. Nut, Bolt, & Dust Cap
1x OE Match Upper Idler Pulley, Cover & Bolt 
1x OE Match Lower Idler Pulley, Cover & Bolt

The auxiliary drive system on the high-revving Porsche GT3 Mezger engine operates under constant thermal load, engine vibration, and sustained high RPM use. Over time, tensioners, idler pulleys, and drive belts can wear, leading to pulley noise, belt slip, bearing failure, or reduced accessory efficiency.

Replacing all related components together helps ensure long-term reliability while protecting critical engine-driven systems and maintaining proper auxiliary drive performance.

This complete service kit is ideal for routine maintenance, preventative servicing, engine rebuild projects, or resolving common issues such as belt squeal, noisy pulleys, or worn tensioner operation on Porsche 996 GT3 and GT3 RS models without air conditioning.

Engineered for precise fitment and dependable operation, this kit helps maintain smooth accessory drive performance for both road and track-focused Porsche applications.

Perfect for Porsche enthusiasts, independent specialists, and workshops maintaining Mezger-powered GT3 models.

Key Features

• Full pulley and drive belt service kit
• Designed for Porsche 996 GT3 and GT3 RS models without air conditioning
• Suitable for 1999-2005 vehicles
• Includes tensioner, idler pulleys, and drive belt
• Complete auxiliary drive system maintenance solution
• Helps restore correct belt tension and alignment
• Reduces risk of belt slip and pulley failure
• Helps eliminate belt squeal and pulley noise
• Supports reliable accessory drive operation
• OEM-style fitment and functionality
• Suitable for road and track-focused applications

Why Replace the Pulley & Belt System?

The auxiliary drive system powers critical engine accessories and is continuously exposed to heat, vibration, and high mechanical loads.

Worn pulleys, tensioners, or belts can cause:
• Belt squeal or chirping noises
• Inconsistent belt tension
• Pulley bearing noise
• Premature belt wear
• Reduced accessory performance
• Potential belt or pulley failure

Replacing all related components together helps restore smooth operation and improve long-term reliability.

Complete Preventative Maintenance Solution

This full pulley and belt kit provides a convenient all-in-one solution for servicing the auxiliary drive system on Porsche 996 GT3 and GT3 RS models.

Benefits include:
• Simplified servicing
• Correct component compatibility
• Reduced installation downtime
• Improved long-term reliability
• Professional workshop-level maintenance support

Ideal for preventative maintenance and performance-focused Porsche servicing.

Designed for the Porsche Mezger GT3 Engine

The legendary naturally aspirated Mezger engine found in the Porsche 996 GT3 and GT3 RS is engineered for sustained high-performance driving, making proper auxiliary drive maintenance essential for reliability and engine performance.

This kit helps support:
• Reliable accessory drive operation
• Consistent belt performance
• Smooth pulley function
• Reduced mechanical noise
• Proper belt alignment and tension control

Perfect for road, fast road, and track-focused GT3 applications.

OEM-Style Fitment & Reliability

Designed for precise fitment and dependable operation, this kit integrates with the factory auxiliary drive system to maintain correct belt routing and smooth operation.

Advantages include:
• OEM-style installation
• Reliable belt tracking
• Smooth pulley rotation
• Consistent tension control
• Reduced vibration and operating noise



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

PULLEYKIT996GT3
99610236550
99611501670
99611501672
99907204109
99907205901
90006711703
90006711705
99611501571
99611501576
99610212553
99611522171
99611522172
90007406302
90007438001
99610215192

The product you are viewing cross references to these numbers
Special Order item
99611511270
Product Information
Product Information
Bracket For Belt Tensioner.

Fits:
Porsche 996 Turbo / GT2 2001>>2005
Porsche 997.1 Turbo / GT2 M97.70 MKI 2007>>2009
Porsche 997.2 Turbo / GT2 RS M97.70 MKII 2010>>2013
Porsche 996 GT3 M96.76 / M96.79 1999>>2005
Porsche 997.1 GT3 M97.76 MK1 2007>>2009
Porsche 997.2 GT3 M97.77 / M97.74 MKII 2010>>2011

Diagram Ref No 1

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

99611511270
99611511270
99611511174

The product you are viewing cross references to these numbers
Special Order item
99610215192
Product Information
Product Information
Drive belt / serpentine belt. 

Fits:
Vehicles Without Air Conditioning (PR 574)

Porsche 996 GT3 3.6L 1999-05
Porsche 996 GT3 RS 3.6L 2004 

Porsche 997-1 GT3 3.6L 2007-09
Porsche 997-1 GT3 RS 3.6L 2007-08

Diagram ref. 9.

*PR 574 - No Air Conditioning 

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

99610215192
99610215192

The product you are viewing cross references to these numbers
Special Order item
99611501576
Product Information
Product Information
Drive belt deflection roller.

There are 2 on the vehicle. Please note: Shown price is for each.

Fits:
Porsche 996 Turbo
Porsche 997 Turbo

Porsche 996 GT3 1999-05
Porsche 997 GT3 2007-11

Diagram ref no 8

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

99611501576
99611501576
99611501575
99611501574
99611501571

The product you are viewing cross references to these numbers
99611501576/1
Product Information
Product Information
Drive belt deflection roller Porsche 996 Turbo / 997 Turbo / GT3

Fits:
Porsche 996 Turbo
Porsche 997 Turbo

Porsche 996 GT3 1999-05
Porsche 997 GT3 2007-11

Diagram ref No 8

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

99611501576
99611501576
99611501571
4149031003
34537
99611501574
99611501573

The product you are viewing cross references to these numbers
Special Order item
99611522172
Product Information
Product Information
Drive belt tensioner

porsche

Fits:
Porsche 996 Turbo 2001-05
Porsche 996 GT2 2001-05
Porsche 996 GT3 M96.76 / 79 2000-2005
Porsche 997.1 Turbo M97.70 2007-2009
Porsche 997.2 Turbo M97.70 3.6L 2010-2011
Porsche 997 GT2 RS 3.6L
Porsche 997 GT3 M97.76 3.6L / M97.74 3.8L / M97.77 4.0L

Click 'Zoom in' for large parts diagram.
Diagram ref No 10

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

99611522172
99611522172
99611522171

The product you are viewing cross references to these numbers
Special Order item
99610215195
Product Information
Product Information
Drive belt.

Fits:
Porsche 996 GT3 1999-2005
Porsche 997 GT3 MKI 2006>>
Porsche 997 GT3 MKII 2009>>

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

99610215195
6PK2260
99610215193
99610215195

The product you are viewing cross references to these numbers
99610215195/1
Product Information
Product Information
Drive belt. Porsche WITH Air con 996 GT3 / 997 GT3

Fits:
Porsche 996 GT3 1999-2005
Porsche 997 GT3 MKI 2006>>
Porsche 997 GT3 MKII 2009>>

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

99610215195
6PK2260
050 006 2260
99610215195
99610215193

The product you are viewing cross references to these numbers
Special Order item
99610236550
Product Information
Product Information
Dust cap for tensioner element. 

Sold individually; x2 required per vehicle. 

Fits:
Porsche 986 Boxster 1997-04

Porsche 987-1 Boxster 2005-08 
Porsche 987-1 Cayman 2006-08 

Porsche 996 Carrera 1998-05
Porsche 996 Turbo 2001-05
Porsche 996 GT3 1999-05

Porsche 997-1 Carrera 2005-08
Porsche 997-1 Turbo 2007-09
Porsche 997 GT3 2007-11

Porsche 997-2 GT2 RS 2011

Diagram ref. 7.




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

99610236550
99610236550

The product you are viewing cross references to these numbers
Special Order item
99610623871
Product Information
Product Information
Joining socket for belt tensioning bracket. Each

Fits:
Porsche 996 Turbo 2001 - 2005
Porsche 996 GT3 2000 - 2005
Porsche 997 Turbo / GT2 2007 - 2009
Porsche 997 GT2 RS 2011
Porsche 997 GT3 2007 - 2011

Diagram ref no 20

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

99610623871
99610623871

The product you are viewing cross references to these numbers
Special Order item
90006711705
Product Information
Product Information
Bolt - M6 x 16 - for tensioner element. 

Sold individually. 

Fits:

Porsche 987-1 Boxster 2005-08
Porsche 987-1 Cayman 2006-08 

Porsche 996 Turbo 2001-05
Porsche 996 GT2 2001-05
Porsche 996 GT3 / RS 1999-05

Porsche 997-1 Carrera 2005-08
Porsche 997-1 Turbo 2007-09
Porsche 997-1 GT2 2008-09
Porsche 997 GT3 / RS 2007-11

Porsche 997-2 GT2 RS 2010-13

Diagram ref. 5. 



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

90006711705
90006711703
90006711705

The product you are viewing cross references to these numbers
Special Order item
99614722371
Product Information
Product Information
Power steering pump pulley

porsche

Fits:
Porsche 996 Turbo 2000-2005
Porsche 996 GT3-1 1999-2005
Porsche 997 Gen 1 Turbo 2007-2009
Porsche 997 Gen 2 Turbo 2010-2013
Porsche 997 GT3-2 2007-2011

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

99614722371
99614722371
996.147.223.71

The product you are viewing cross references to these numbers
BBIPULLEY9967
Product Information
Product Information
BBi Autosport under drive pulley.

bbi

Fits
Porsche 996 Turbo
Porsche 996 GT2
Porsche 996 GT3 MK1 and MK2
Porsche 996 GT3RS
Porsche 997 Gen 1 Turbo
Porsche 997 Gen 1 GT2
Porsche 997 Gen 1 GT3

Designed to slow down the power steering pump to prevent it from overheating in racing conditions, this pulley will quickly pay for itself by not just saving your pump, but also your weekend at the track.

The pulley is fully balanced and is a 16% reduction. Its weight has been optimized to be 1/2 that of any other under-drive pulley on the market today.
An additional benefit is increased power and torque across the entire RPM range.

A boss on the front of engine case will need to be cut down slightly to clear the smaller pulley size. Comes complete with the crank pulley and a new smaller belt

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

BBIPULLEY9967
99610201771
99610201772
99610211593
99610211595
99610201793
99610201795

The product you are viewing cross references to these numbers
99610215168/3
Product Information
Product Information
Drive belt for cars WITH Air con.

oematch

Fits:
Porsche 996 Carrera
Porsche 986 Boxster
Porsche 997 Carrera MKI
Porsche 987 Boxster MKI
Porsche 987C Cayman MKI

Click 'Zoom in' for large parts diagram.
Diagram ref no 27

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

99610215168
99610215166
99610215164
99610215168

The product you are viewing cross references to these numbers
Special Order item
99610215168
Product Information
Product Information
Drive belt for cars WITH Air con.

porsche

Fits:
Porsche 996 Carrera
Porsche 986 Boxster
Porsche 997 Carrera MKI
Porsche 987 Boxster MKI
Porsche 987C Cayman MKI

Click 'Zoom in' for large parts diagram.
Diagram ref no 27

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

99610215168
99610215166
99610215164
99610215168

The product you are viewing cross references to these numbers
DISPLAYING 1 to 16 (of 19 products)
1 2
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.

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