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Air con belts
By OE Match
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MKII GT2 RS 2011-13
This OE Match drive belt is a replacement auxiliary engine belt for Porsche 996 Turbo and 997 Turbo models equipped with air conditioning. It is designed to match the original-style fitment and function. This replacement auxiliary belt helps drive engine accessories and supports reliable operation of the vehicle’s charging and auxiliary systems.
Fits:
Porsche 996 Turbo 2000-2005 M96.70 Engine
Porsche 996 GT2 M96.70 Engine
Porsche 997 Turbo 2007-2009 3.6L M97.70 Engine
Porsche 997 GT2 RS 2011 M97.70 Engine
Diagram ref no 9
The drive belt transfers rotational power from the engine pulley to the relevant auxiliary components. On vehicles with air conditioning, the correct belt specification is essential for proper pulley contact, belt tension, and reliable accessory drive operation.
Functions
• Replaces the auxiliary drive belt
• Suitable for cars with air conditioning
• Transfers drive from the engine pulley to auxiliary components
• Helps maintain correct belt tension and pulley contact
• Supports reliable charging and accessory system operation
• Replaces cracked, glazed, stretched, frayed, noisy, or slipping belts
• OE Match replacement for Porsche 996 Turbo and 997 Turbo engine service.
Why Replace This Part?
Drive belts wear over time due to heat, vibration, pulley contact, age, tension changes, and engine bay conditions. A worn belt can crack, glaze, stretch, fray, squeal, slip, or fail completely. If the belt fails, driven auxiliary systems may stop operating correctly, which can lead to warning lights, charging faults, accessory issues, or vehicle breakdown. Replacing the belt helps restore dependable auxiliary drive performance.
When to Replace This Part
• The drive belt is cracked, glazed, frayed, stretched, or worn
• Belt squeal, chirping, or slipping is present
• The belt does not track correctly on the pulleys
• The alternator, pulleys, tensioner, or related components are being serviced
• Charging or accessory drive faults are present
• Preventative belt replacement is being carried out during scheduled maintenance
• The vehicle is undergoing Porsche 996 Turbo or 997 Turbo engine service.
Where it fits on the car
This drive belt fits within the engine auxiliary belt drive system on Porsche 996 Turbo and 997 Turbo models with air conditioning. It runs around the relevant pulleys according to the factory belt routing.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99919237951
The product you are viewing cross references to these numbers
OEMatch Air con belts — Service Ready, Reliable Running
OEMatch air con belts for Porsche models support the auxiliary drive system that powers the air conditioning compressor, helping the cabin stay comfortable in everyday driving and longer journeys.
- Individual replacement belts for targeted Porsche repairs
- Options to support auxiliary drive refresh and maintenance work
- Choices suitable for daily use, projects and long-term ownership
Understanding OEMatch Air con belts
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original air con belts. OE (Original Equipment) refers to parts matching original specifications for the air con belts and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM air con belts engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models. Many owners search for genuine or OEM air con belts; these are direct-fit alternatives designed to match the original form, fit and function. On Porsche vehicles, air con belts sit within the auxiliary drive system and transmit drive from the crankshaft pulley to the air conditioning compressor. When belts age, wear or lose correct tension, symptoms can include squealing noises, reduced cooling performance, vibration or warning messages. Replacing tired components with correctly specified items for your Porsche can support refinement and dependable operation in regular use. OEMatch focuses on Porsche applications, with references chosen to help keep vehicles from different generations running as intended over the long term.
Benefits Include
- Supports consistent operation of the air conditioning system on Porsche models
- Helps reduce the chance of belt slip, noise and vibration in the auxiliary drive
- Can contribute to maintaining everyday comfort and cabin refinement
- Allows targeted work on specific drive circuits when other components are sound
- Made to original-spec dimensions for consistent performance
Why Air con belts Wear and Fail
- Age-related hardening of rubber, leading to cracks, glazing or loss of flexibility
- Contamination from oil, coolant or road debris attacking belt materials
- Misalignment of pulleys or worn tensioners and idlers increasing edge wear
- Incorrect belt tension causing slip, noise or excessive stress on the belt
- High under-bonnet temperatures and frequent stop-start use accelerating fatigue
The Importance of Replacing with OEMatch Air con belts
Keeping air con belts in good condition is important for Porsche vehicles that see regular road use, as failures can affect comfort, refinement and, in some configurations, the functioning of other auxiliary components. Replacing a worn or noisy belt with a correctly matched OEMatch part can support smooth drive of the compressor and help prevent unexpected loss of cooling in demanding conditions. Timely renewal also allows inspection of related pulleys and tensioners so developing issues can be addressed before they lead to wider problems. For owners maintaining older Porsche models, using a belt engineered to match the original form, fit and function assists in preserving usability without unnecessary changes elsewhere in the system.
Advantages
- Direct-fit replacements engineered to match original dimensions and tolerances
- Fits original mounting points and clearances
- Engineered to match the original form, fit and function on Porsche applications
- Compatible with factory systems and sensors where applicable
- Made to original-spec dimensions for consistent performance
Support & Advice
Fitting can appear straightforward but may require specific procedures such as torque settings, alignment, balancing or recalibration. If you lack the correct tools or experience, professional installation is recommended. Recheck fasteners and belt condition after initial mileage, and follow Porsche-specific service information when working on auxiliary drive systems.
