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  1. Hyperco Spring Kit - Polaris RS1, Fits Stock Walker Evans

    Hyperco Spring Kit - Polaris RS1, Fits Stock Walker Evans

    Polaris RS1, Fits Stock Walker Evans

    Benefits of Hyperco UTV Performance Spring Kits

    • More deflection = a smoother, more consistent ride with the ability to handle more weight
    • Less weight = an increased efficiency in movement and response time
    • Increased rate linearity = a controlled, more predictable, thus safer ride
    • More resistance to bowing = less friction and wear for an enhanced shock life
    • Maintained free length and installed height (the springs won’t sag over time) = a consistent vehicle height and ground clearance
    Learn More
    $880.00

    Please Call

  2. Hyperco Spring Kit - Polaris XP1000, Fits Stock Walker Evans

    Hyperco Spring Kit - Polaris XP1000, Fits Stock Walker Evans

    Polaris XPT, Fits Stock Walker Evans

    Polaris XP1000, Fits Stock Walker Evans Hyper Co Kit

    • More deflection = a smoother, more consistent ride with the ability to handle more weight
    • Less weight = an increased efficiency in movement and response time
    • Increased rate linearity = a controlled, more predictable, thus safer ride
    • More resistance to bowing = less friction and wear for an enhanced shock life
    • Maintained free length and installed height (the springs won’t sag over time) = a consistent vehicle height and ground clearance
    Learn More
    $880.00

    Please Call

  3. Hyperco Spring Kit - Polaris XPT, Fits Stock Walker Evans

    Hyperco Spring Kit - Polaris XPT, Fits Stock Walker Evans

    Polaris XPT, Fits Stock Walker Evans

    Benefits of Hyperco UTV Performance Spring Kits

    • More deflection = a smoother, more consistent ride with the ability to handle more weight
    • Less weight = an increased efficiency in movement and response time
    • Increased rate linearity = a controlled, more predictable, thus safer ride
    • More resistance to bowing = less friction and wear for an enhanced shock life
    • Maintained free length and installed height (the springs won’t sag over time) = a consistent vehicle height and ground clearance
    Learn More
    $880.00

    Please Call

  4. SDPSO-1QT

    SDPSO-1QT

    1QT SDI Premium Shock Oil Learn More
    $19.99
  5. SDPSO-5GAL

    SDPSO-5GAL

    5 Gallon Easy Pack SDI Premium Shock Oil Learn More
    $279.99
  6. UDCFSTOP-L

    UDCFSTOP-L

    SDI Aluminum Top Out Spring Retainers for Fox Internal By Pass shocks. - Long (Rear)

    - Sold in sets of 4 (Enough for one pair of rear shocks)
    - For use on Fox 3.0" IBP Shocks
    - Replaces plastic retainers that are prone to breaking with a stronger option, preventing damage and poor performance
    - Available as an upgrade through SDI Shock Services
    - Machined in the USA from aircraft grade aluminum

    Learn More
    $24.99

    Please Call

  7. UDCFSTOP-S

    UDCFSTOP-S

    SDI Aluminum Top Out Spring Retainers for Fox Internal By Pass shocks. - Short (Front)

    - Sold in sets of 4 (Enough for one pair of front shocks)
    - For use on Fox 3.0" IBP Shocks
    - Replaces plastic retainers that are prone to breaking with a stronger option, preventing damage and poor performance
    - Available as an upgrade through SDI Shock Services
    - Machined in the USA from aircraft grade aluminum

    Learn More
    $24.99

    Please Call

  8. UDCOR20

    UDCOR20

    SDI Crossover Rings for 2.0" Shocks

    - Sold in pairs
    - For use on Walker Evans 2012-2016 2.0 Shocks
    - Gives your RZR a true dual rate setup, utilizing both springs
    - Greatly reduces body roll and nose dive
    - Single most cost effective suspension upgrade
    - Durable Plastic Motocross-inspired ring for easy adjustments
    - One piece plastic design allows for easy installation and adjustment: Simply remove springs.
    - Sold individually
    - Made in the USA

    Learn More
    $59.99
  9. UDCOR20-A

    UDCOR20-A

    SDI Crossover Rings for 2.0" Shocks

    - Sold in pairs
    - For use on Walker Evans 2017 2.0 Shocks
    - Gives your RZR a true dual rate setup, utilizing both springs
    - Greatly reduces body roll and nose dive
    - Single most cost effective suspension upgrade
    - Durable Plastic Motocross-inspired ring for easy adjustments
    - One piece plastic design allows for easy installation and adjustment: Simply remove springs.
    - Sold individually
    - Made in the USA

    Learn More
    $59.99
  10. UDCOR25

    UDCOR25

    SDI Crossover Rings for 2.5" Shocks

    - Sold in pairs
    - For use on Walker Evans 2.5 Shocks
    - Gives your RZR a true dual rate setup, utilizing both springs
    - Greatly reduces body roll and nose dive
    - Single most cost effective suspension upgrade
    - Durable Plastic Motocross-inspired ring for easy adjustments
    - One piece plastic design allows for easy installation and adjustment: Simply remove springs.
    - Sold individually
    - Made in the USA

    Learn More
    $59.99
  11. UDCORF25A

    UDCORF25A

    SDI Crossover Rings for Acme Thread 2.5" Shocks

    - Sold in pairs
    - For use on Fox 2.5" Shocks
    - Gives your RZR a true dual rate setup, utilizing both springs
    - Greatly reduces body roll and nose dive
    - Single most cost effective suspension upgrade
    - Durable Plastic Motocross-inspired ring for easy adjustments
    - One piece plastic design allows for easy installation and adjustment: Simply remove springs.
    - Sold individually
    - Made in the USA

    Learn More
    $59.99
  12. UDCORF30A

    UDCORF30A

    SDI Crossover Rings for Acme Thread 3.0" Shocks

    -Sold in pairs
    - For use on Fox 3.0" Shocks
    - Gives your RZR a true dual rate setup, utilizing both springs
    - Greatly reduces body roll and nose dive
    - Single most cost effective suspension upgrade
    - Durable Plastic Motocross-inspired ring for easy adjustments
    - One piece plastic design allows for easy installation and adjustment: Simply remove springs.
    - Sold individually
    - Made in the USA

    Learn More
    $59.99
  13. SDI Heavy Duty Spring Kit - 2014-16 RZR XP1K Two Seater

    SDI Heavy Duty Spring Kit - 2014-16 RZR XP1K Two Seater

    SDI Heavy Duty Spring Kit - 2014-2016 RZR XP1K Two Seater

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Walker Evans Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Main Springs, 4 Tender Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $799.99
  14. SDI Heavy Duty Spring Kit - 2014-16 RZR XP1K Four Seater

    SDI Heavy Duty Spring Kit - 2014-16 RZR XP1K Four Seater

    SDI Heavy Duty Spring Kit - 2014-2016 RZR XP1K Four Seater

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Walker Evans Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Main Springs, 4 Tender Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $899.99
  15. SDI Long Travel Spring Kit - 2014-16 RZR XP1K Four Seater

    SDI Long Travel Spring Kit - 2014-16 RZR XP1K Four Seater

    SDI Long Travel Spring Kit - 2014-16 RZR XP1K Four Seater

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Walker Evans Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Main Springs, 4 Tender Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $899.99
  16. SDI Long Travel Spring Kit - 2017-18 RZR XP1K Four Seater

    SDI Long Travel Spring Kit - 2017-18 RZR XP1K Four Seater

    SDI Long Travel Spring Kit - 2017 RZR XP1K Four Seater

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Walker Evans Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Main Springs, 4 Tender Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $899.99
  17. SDI Long Travel Spring Kit - 2016-18 RZR XPT Two Seater (Fox)

    SDI Long Travel Spring Kit - 2016-18 RZR XPT Two Seater (Fox)

    SDI Long Travel Spring Kit - 2016-18 RZR XPT Two Seater (Fox)

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Fox Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Main Springs, 4 Tender Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $949.99
  18. SDI Long Travel Spring Kit - 2016-18 RZR XPT Four Seater (Fox)

    SDI Long Travel Spring Kit - 2016-18 RZR XPT Four Seater (Fox)

    SDI Long Travel Spring Kit - 2016-18 RZR XPT Four Seater (Fox)

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Fox Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Main Springs, 4 Tender Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $949.99
  19. SDI Performance Spring Kit - 2014-16 RZR XP1K Two Seater

    SDI Performance Spring Kit - 2014-16 RZR XP1K Two Seater

    SDI Performance Spring Kit - 2014-2016 RZR XP1K Two Seater

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Walker Evans Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Tender Springs, 2 Main Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $899.99
  20. SDI Performance Spring Kit - 2014-16 RZR XP1K Four Seater

    SDI Performance Spring Kit - 2014-16 RZR XP1K Four Seater

    SDI Performance Spring Kit for the 14-16 RZR XP1000 Four Seat Models

    Take the guess work out of getting more out of your UTV’s Shocks. SDI’s Spring Kits have been fine tuned and tested to improve your vehicle’s ride.

    • For use on Walker Evans Equipped Vehicles
    • Gives your RZR a true dual rate setup, utilizing both springs. 
    • Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
    • Durable Plastic Motocross-inspired ring for easy adjustments and installation
    • Kit Includes: 4 Tender Springs, 4 Main Springs, 4 Crossover Rings
    • Made in the USA
    Learn More
    $899.99

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