Heavy Duty CV Axle for POL HD FRONT L/R RZR 1000 EPS Higher quality thermoplastic elastomer (TPE) dust boots offer superior tear and puncture resistance increasing axle longevity.TrakMotive Heavy Duty CV AxlesTrakMotive Heavy Duty Constant Velocity (CV) Axles for ATVs, UTVs and Side-by-Sides are engineered from the ground up to be the highest quality, most reliable, and toughest CV axles on the market.