Aftermarket Assassins P90X Secondary Butter Shift Washers for 2022-Up Pro-R 4 Cylinder Defender Max XT HD10 Both ends are Right-hand threaded

Both ends are Right-hand threaded for securing the heims in place and ensuring they do not back

2021 just has a slightly different helix design) Kits include: AA Recoil magnetic adjustable clutch weights

No soldering

Fitment: Polaris RZR Pro R ONLY

Uses Factory Bushings

Aftermarket Assassins P90X Secondary Butter Shift Washers for 2022-Up Pro-R 4 Cylinder Defender Max XT HD10 Both ends are Right-hand threadedAftermarket Assassins P90X Secondary Butter Shift Washers 2022 Up Pro R 4 Cylinder Fits only 2022 Up Pro R 4 Cylinder Models These will NOT fit the regular Turbo & Ranger P90X models 2 washers stacked in the helix allow for less spring bind and smoother shifting Less harmonic noise from the spring Increases spring rate by 10 15lbs peak on average, this can help eliminate slipping if more spring tension was needed