Kit piston - Yamaha YZ 85 ('02-'20) - 85 2T - ProX

Please select the piston size from the box above.

ProX piston kit for Yamaha YZ 85 manufactured from 2002-2020 - 85cc 2T. The complete application list can be found below.

Technical specifications:
- standard cylinder diameter (factory diameter): 47.50 mm
- engine type: 2 stroke
- total piston length (B): 54.50 mm
- piston pin diameter (C): 14.00 mm
- compression height (D): 19.00 mm
- pin ring position measured from center (E): 11.00 mm
- pin ring position measured from center (F): -
- internal distance of piston pin (G): 17.00 mm
- piston head shape: domed
- other information: -
- manufacturing technology: cast piston coated with molybdenum disulfide (MoS2)

Available piston sizes (A):
- A (47.44 mm)
- B (47.45 mm)
- C (47.46 mm)