ULTIMAX Pro Drive Belt 138-4400U4

Ultimax 3 has evolved into Ultimax Pro, Belt features a thicker cross section so more surface area contacts the clutch; this means less slippage over a broader speed range for quicker acceleration, New cog design dissipates heat and aids flexibility, Cooler-running belts mean better performance and longer-lasting belts, Run cool, run long, run fast with Ultimax Pro, Top-cog design