Spi 09-780-04R Ring Set - 70.50mm tires-wheels-wheels-replacement-parts Keeping your exhaust gases inside

Keeping your exhaust gases inside the manifold

1975 Moto-Ski Chimo 440

1990 Yamaha CW50 Zuma

Many of these mondels come with factory adjustment but need more due to factory recalls

Axle-Back System

Spi 09-780-04R Ring Set - 70.50mm tires-wheels-wheels-replacement-parts Keeping your exhaust gases insideReplaces Ring Set O. E. M. No.: 420 9159 88,420 8150 49. Ring Sets by Sports Parts. Vehicle Fitment: 1999 2000 Ski Doo Formula III 800 1999 2001 Ski Doo Grand Touring 800 SE 1997 2002 Ski Doo Mach Z 1997 1999 Ski Doo Mach Z LT 1998 1999 Ski Doo Mach Z LT R 1998 Ski Doo Mach Z LT SV Track 1998 2000 Ski Doo Mach Z R 2001 2003 Ski Doo Mach Z Tech Plus