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130U-520-42GBSI

Renthal Rear Sprocket - Aluminum - 42 Tooth - Yamaha

    • CNC-machined from a specially enhanced 7075-T6 aluminum alloy
    • Machined self-cleaning mud grooves at each tooth to help increase wear resistance
    • All rear sprockets are the ultralight design, making them 66 percent lighter than steel, yet incredibly durable