ALL BALLS 79-5008 MX UPPER CHAIN ROLLER 34mm YAMAHA IT490 IT 490 1983-1984
All Balls Yamaha Upper Chain Roller 34mm (79-5008)
- Yamaha IT490 1983
- Yamaha IT490 1984
- 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.
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