ALL BALLS 79-5001 MX LOWER CHAIN ROLLER 34mm YAMAHA YZ490 YZ 490 1982

All Balls Yamaha Lower Chain Roller 34mm (79-5001)

Bike Fitment:

• Yamaha YZ490 1982

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.