Ski- Doo Front Suspension Kit-36" REV-XM, REV-XS, REV-XP.To update your sled to the new Summit X with T3 package. ?Delivers the agility of the original S-36?handling package, plus the benefits of the new R.A.S. 2.?Better straightline tracking on big bumps.?Lighter weight.?Great styling.?HPG shocks.?Ski stance adjustable from 35.7 (90 cm) to 37.4 (95 cm). Color: Black