Description
Sprocket S-338 YZ125/250/490
131U-520-52SI
- Renthal Ultralight rear chainwheels are manufactured to exteremly tight tolerences from a special material developed to withstand the rigours of Supercross, Motocross and Enduro.
- The 7075 T6 aluminum alloy rear chainwheels are 66% lighter than steel, yet incredibly durable.
- Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life.
- Renthals combination of a very high strength base material and an exceptionally hardwearing surface result in significantly increased chainwheel life
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