This Honda 15121-429-000

fits the following models:

Honda Motorcycle 1979 XR500

Honda Motorcycle 1979 XL500S

Honda Motorcycle 1980 XL500S

Honda Motorcycle 1980 XR500

Honda Motorcycle 1981 XL500S

Honda Motorcycle 1981 XR500R

Honda Motorcycle 1982 XR500R

Honda Motorcycle 1982 XL500R