Replacement Bearings for most Shimano Front and Rear Hubs
Front Kit: Shimano Part Number: Y00091210 / (Y4BB98030)
Rear Kit: Shimano Part Number: Y00091310
These are an "A" match which indicates that the parts are the same in materials, hardness, Precision, finish & size etc.
Height: 0
Length: 3
Width: 2