Ultimax by Timken Pro Belt Snowmobile 138-5120U4

Ultimax PRO features a thicker cross section so more surface area contacts the clutch
This means less slippage over a broader speed range for quicker acceleration
The new cog design dissipates heat and aids flexibility
A cooler running belt delivers enhanced performance and longer belt life
Designed for modern mid-power snowmobiles
Ultimax PRO is designed with high-strength materials to handle every riding style from ditch-banging, to deep powder to trail riding
Top and bottom cog give greater cord support meaning greater power capability without sacrificing flexibility
Fifth generation belt with decades of refinement and steady improvements
Fiber-loaded rubber designed to grip the clutches and to stay that way over the life of the belt
Strong and stable aramid cord for zero stretch and maximum tensile strength
Built with modern methods to reduce variability and eliminate failure
Every Ultimax PRO belt is manufactured using new processes that reduce dimensional variation so every belt performs consistently
Dimensions match OE in cord length and width, meaning your sled will shift like new
Dimensions are held to tighter tolerances than OE belts
One year warranty
Proudly made in the USA
Outside circumference: 51-15/16"
Top width: 1-29/64"

⚠ WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov.