Renthal 121U-428-49GPBU REN Rear Sprockets fuel-air-jets-pilot-jets 2001 Ski-Doo MX Z 800

2001 Ski-Doo MX Z 800

Gold Valve pistons

2017-2019 Arctic Cat M 6000 SE ES 153

Firestone's most popular and comprehensive air helper spring line

and the ability to return to the OEM tow hitch

Renthal 121U-428-49GPBU REN Rear Sprockets fuel-air-jets-pilot-jets 2001 Ski-Doo MX Z 800Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all