INA FP08731 Accessory Drive Belt Tensioner Pulley

Accessory Drive Belt Tensioner Pulley for Porsche

INA FP08731 is an accessory drive belt tensioner pulley for FEAD systems on select Porsche applications. It is built for compact installation spaces and high-load engine environments where vibration control and stable belt tracking matter.

• Accessory drive belt tensioner pulley for FEAD systems
• Supports vibration damping in tight engine bay packaging
• OE-style fitment for select Porsche 911 and Cayenne applications
• INA Global Number 531 0873 100
• Cross-reference: Porsche 9A1 102 212 00, 948 102 402 00

Fitment Details

Compatible With 2012-2016 Porsche 911 and 2003-2006 Porsche Cayenne. Fitment notes list O.D. 70 mm, width 30 mm, and I.D. 17 mm for the referenced application. This part number, FP08731, is also identified as INA Global Number 531 0873 100.

What It Helps Address

• Belt noise from a worn tensioner pulley
• Uneven accessory belt tracking
• Vibration in the front-end auxiliary drive system
• Premature belt wear caused by pulley surface wear
• Accessory drive instability under engine load

Installation Notes

Verify pulley dimensions and OE cross-reference numbers before installation. Confirm belt routing, tensioner condition, and surrounding FEAD components during service to avoid repeat failure. FP08731 should be matched to the exact Porsche application listed above.

Quality Assurance

INA FEAD components are engineered for auxiliary drive systems that operate in limited space and demanding engine conditions, with attention to vibration damping and system-level maintenance.