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JT Sprockets is the world's leading manufacturer of aftermarket sprockets, constantly raising the industry's standards for quality and service. We are committed to supplying the most durable, best quality sprocket available in the marketplace worldwide. This is why we produce and sell more sprockets than all the other aftermarket brands combined.
JT sprockets are made using only the best available materials. Aviation-grade 7075-T6 aluminium alloy for lightweight competition sprockets, SCM420 chromoly steel alloy for front sprockets, and we are the only sprocket manufacturer using the ultra-durable high carbon C49 steel for rear sprockets.
  • JTF575.14 Yamaha   14T Front Sprocket

    JTF575.14 Yamaha 14T Front Sprocket

    JTF575.14 14T Front Sprocket   Yamaha Off Road: TT250 S, T, W, A, B  1989-1992 TT350 S, T, W, A, B  1986-1992   Yamaha Road: TT600 L, N, S, T, A, B, D  1983-1992 TT600...

    $15.90

  • Yamaha  JTF583.13  13T Front Sprocket

    Yamaha JTF583.13 13T Front Sprocket

    Yamaha JTF583.13  13T  JT  Front Sprocket   Yamaha TTR250  1999-2006    One tooth down on standard 14T TT250 R  1993-1995 TT250 R  1996-1998 TT250 R LW  1999-2000 TT250 R 4PXA, 4PX9  2003-2004      

    $21.80