Knowledgeable snowmobilers agree – the drive belt of choice for high performance is Ultimax XS
XS is designed for high-horsepower sleds and delivers superior performance and longer belt life
XS features a specially formulated rubber compound found in no other snowmobile belt
Tests prove that XS transfers more power and runs cooler
For high-performance sleds, capture the power with Ultimax XS
Double cog design makes the belt more flexible and dissipates heat
1 7/8in. x 46 7/64in
Manufacturer Part Number: XS813
http://www.ultimaxbelts.com/belt-finder