ALL BALLS 79-5007 MX UPPER CHAIN ROLLER 43mm YAMAHA YZ250 YZ 250 1987-1992

All Balls Yamaha Upper Chain Roller 43mm (79-5007)

Bike Fitment:

• Yamaha YZ250 1987
• Yamaha YZ250 1988
• Yamaha YZ250 1989
• Yamaha YZ250 1990
• Yamaha YZ250 1991
• Yamaha YZ250 1992

Specifications:

• A quality replacement chain roller kit from All Balls Racing.
• Designed as as direct replacement for the OEM design.
• 34mm and 38mm rollers feature an outer mechanical seal to protect the bearings from dirt and water and include mounting hardware.