Shift-Tek Ultimate Clutch Kit for Pro XP & 2021 RZR XP Turbo/S

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Gaining 1200 RPM of engagement is key for proper launch control. Let your machine reach its full potential with EVP’s Shift-Tek Essential Clutch Kits for 2021-newer Pro XP and 2021 XP Turbo/S models. Available in High Engagement (2600 RPM) or Low Engagement (2200 RPM) packages, these kits are designed and calibrated in conjunction with QSC for better belt life, maximum traction and quicker back shifts. Whether you’re a hardcore racer or everyday trail rider, we’ve got calibrations that’ll keep you on the gas and ensure the best riding experience possible. 

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

1 x Shift-Tek Ultimate Clutch Kit for Pro XP & 2021 RZR XP Turbo/S

  • 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
  • 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 Pro Xp models, and 2021 XPT/S models only


Pro-XP & XP Turbo/S Kits Include:

  • Silver Primary Spring: High Engagement increases to 2600 RPM compared to the stock spring’s 1800 RPM engagement, Low Engagement increases to 2200 RPM
  • 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
  • High Engagement (“notched”) or Low Engagment (“non-notched”) adjustable weight sets
  • 2021 Polaris RZR XP Turbo/S
  • 2021+ Polaris RZR Pro XP


This product is exempt from the emission standards and related requirements of 40 C.F.R. § 1051 as provided by 40 C.F.R. § 1051.620, and California law [e.g., vehicle code§§ 27156 and 38391]. This product is sold only for use in connection with EPA -certified, purpose-built, nonroad vehicles used solely for closed course, nonroad competition/racing and not used for any recreational purpose or on public highways or right of ways maintained by and open to the public. This product is sold only in connection with machines that do not fall under state and/or federal noise or emission standards/regulations. Purchasers who/that purchase this product represent and warrant that the product is purchased only in connection with EPA -certified, emission-regulations-exempt and noise-regulations-exempt competition/racing vehicles as interpreted under applicable state and/or federal law. Questions: Call Evolution Powersports at (715) 247-3862.


My car is absolutely insane. LOVE it. Thank you for everything. Zero issues and even in 95 degree ambient it's not over heating dining or anything. This power dining is 100% perfect. Car is a beast. You guys Rock! - Dynomite Turbo Kit


Evolution Powersports has a reputation of the utmost quality and attention to detail on every product they design. From within the industry and outside, I have heard nothing but great things about this company and my experience has been the same. If you are looking to make more reliable power this company can get you there. Both customer service and product design are top notch and they stand behind their work!

Blake S

Don’t spend much of your money here unless you want gobs and gobs of reliable power

Collision Vision

I wouldn’t go with another company if you payed me

Ryan L

If you truly want to build your project with the best possible parts available, buy EVO. They not only build with the best materials they test and test to make sure you are getting the performance gains they say you will but that the mods will be safe and keep the reliability of the machine as high as possible. Thanks again to both Jim and Todd. Keep it up guys!

John K

Great customer service!
I have had such a great experience with EVO over the course of a year, I wouldn’t even try going anywhere else. Prices are fair and the performance you receive is unreal!!

Dave B

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