JT Rear Sprocket 40 Tooth 520 Pitch JTR853.40 Fits Yamaha DT 400 1975-1979

Yamaha DT 400 513 1975. Yamaha DT 400 513 1976. Yamaha DT 400 MX 1R6 1977. Yamaha DT 400 MX 1R6 1978. Yamaha DT 400 MX 3A7 1979. JT Sprockets manufactures in the right way: by turning, milling and drilling!

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