Fitment: WORLD'S BEST Drive Belt - Polaris 2016-2019 RZR XP Turbo and XP-4 Turbo 2018-2019 1000 Ranger XP 2019 Ranger 1000 XP Crew 2018-2019 RS1 OEM# 3211202 / 3211186 Features World's Best Belt Line - Manufacturing, quality control certifications — ISO-14001, ISO-9001, and IATF-16949. - 3rd Generation heavy-duty, high-twist Aramid Fiber cord for HIGH HORSEPOWER TENSILE LOAD requirements. Making it the strongest belt on the market, surpassing even our EX and Sand Storm lines. - Highest shock load rating to date being able to withstand the power of the 400hp machines. - Increased top cog pressure load design that increases sidewall rigidity, prevents top cog bowing, but still allows for increased rotational flexibility. - Bottom cog uses HIGH MODULOUS RUBBER COMPOUND (BZX1) for better heat resistance and heat dissipation. - Bottom cog is impregnated with short Aramid Fibers for better belt-to-sheave adhesion and reduced overall belt temperature. - Latest bottom cog design for greater rotational efficiency at full shift. - Precision ground sidewall angle (SCUFFING) for smooth engagement, increased power transfer and lower operating belt temperature. - Aramid Fiber cord, versus polyester, wraps over bottom cogs for increased bottom cog strength. - Increased cord pop-out resistance. This belt is for the rider / racer that is looking for the latest in technology and proven performance.