Shock Therapy

Shock Therapy Dual Rate Spring Kit (2019-21 XP 1000 4 Seat Dynamix) (Non-Turbo)

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Part #:
Manufacturer Part #:
100-1077-04 - consolidated
Primary Supplier:
Shock Therapy
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Therapy Dual Rate Spring Kit (2019-21 XP 1000 4 Seat Dynamix) (Non-Turbo) (100-1077-04)

Get rid of the collapsed upper spring and ride in comfort with you the Shock Therapy Dual Rate Spring Kit! Reap the benefits a Shock Therapy dual rate spring kit can bring to your machine, it will reduce washboard chatters, bucking through whoops, increase bottom out resistance and ride height with this kit. . These spring kits are custom tailored any terrain you ride (ex: Desert, Dunes, Mountain Trails, Mud), driver and passenger weights, driving style (ex: Aggressive, laid back, racing), and all of the accessories you have on the machine.


  • Custom tailored to your machine
  • Increase ride height
  • Increased bottom out resistance
  • Reduced bucking
  • Smoother ride quality over chop and chatter
  • No Sagging
  • Life time warrantied springs
  • Springs manufactured in the USA


  • 2017-21 Polaris XP 1000 4 Seat Evans Shock


  • All of Shock Therapy's proprietary springs are made in the USA from the highest quality CrSi materials. This means they are always the exact rate we want and don't fade or break. They cost more when made from this material but are absolutely worth it when it comes to function and longevity. They are also warrantied for life!
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