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  • Regular price $474.00

Gaining the correct engagement is key for overall performance as well as proper launch control. Let your RZR reach its full potential with EVP’s Shift-Tek Ultimate Clutch Kits for all Pro XP and turbo R models, and 2021 XP Turbo/S models. 

Available in High Engagement (2600 RPM) or Low Engagement (2200 RPM) packages, these kits are designed and calibrated for better belt life, maximum traction and quicker back shifts. Whether you’re a hardcore racer or everyday duner or trail rider, we’ve got calibrations that’ll keep you on the gas and ensure the best riding experience possible. 

  • Available in High (notched weights) or Low (straight weights) Engagement kits
  • Springs are made from chrome silicon steel alloy, which is stronger than most alloys
  • Stiffer primary spring compared to OEM, allowing more belt squeeze to eliminate slippage
  • Replacement secondary spring increases back shift speed
  • 38-48 Progressive Helix will help eliminate belt slip while adding better grip for smoother back shifts
  • Shift-Tek weights feature specific geometry catering to the P90x clutch
  • All EVP clutch kits are designed to work with both the OEM and EVP BAD ASS Belts
  • Kits are compatible with all RZR Pro XP and Turbo R models, and 2021 XPT/S models only
  • Designed, tested and manufactured in the U.S.A.


Pro-XP, Turbo R & XP Turbo/S Ultimate Clutch Kits Include:

  • EVP Adjustable Weight SET (Choose High or Low)
    • High Engagement: 2400 RPM engagement, notched 
    • Low Engagement: 1800 RPM engagement, non-notched 
  • EVP Silver Primary Spring:
    • When used with High Engagement (notched) weights, RPM engagement increases to 2600 RPM compared to the stock 1800 RPM engagement 
    • Low Engagement (non-notched) weights + Silver Primary Spring increases engagement to 2200 RPM
    • Silver Spring alone with no weights = 2200 RPM engagement
  • EVP Turquoise Secondary Spring: stiffer than stock to allow better belt squeeze, increase back shift speed and eliminate belt slip to reduce heat and eliminate potential blowouts
  • EVP 38-48 Helix for Polaris P90X-HD Clutch

NOTE: These clutch kits are compatible with all RZR Turbo R models, 2021+ RZR Pro XP, and 2021 XPT/S models.