PISTON KIT VERTEX 66.4 C YAMAHA YZ/WR 250 99-22 PRO RACE, VERTEX 22645C SINGLE RING
Vertex UK Piston Kit 22645C. Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin, and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as standard. Bore size: 66.40mm [C 66.37mm]. Replacement parts include rings (53010006640), pin (715372), and clips (72074). Cross reference numbers: Piston (Std) UR RED 1P8-11631-00-A0, Piston (Std) UR ORANGE 1P8-11631-00-B0, Piston (Std) UR PURPLE 1P8-11631-00-D0, Piston (Std) UR GREEN 1P8-11631-00-C0, Piston Ring Set (Std) 5CU-11603-10-00, Pin, Piston 5UP-11633-00-00, Circlip 93450-19052-00.
- SKU
- 22645C
- Brand
- Vertex
- Availability
- In Stock (1)
FULL DESCRIPTION
Vertex Pro Race Single Ring Piston Kit 66.4mm
Enhance your motorcycle's performance with this high-quality Vertex Pro Race Single Ring Piston Kit. Designed as a direct OEM replacement, this kit ensures a precise fit and reliable operation.
Key Features:
- Complete kit includes piston, rings, wrist pin, and circlips.
- Pistons undergo a T-5 or T-6 hardening and tempering heat treatment cycle for enhanced durability.
- Manufactured in Italy, adhering to strict quality standards.
- This piston is fitted as standard equipment on many OEM motorcycles.
Specifications:
- Bore Size: 66.40mm (Designation C: 66.37mm)
Replacement Parts Available Separately:
- Rings: 53010006640
- Pin: 715372
- Clips: 72074


