SDI Spring Kit for the 2020-25 Polaris RZR PRO XP

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 Polaris RZR Pro XP Vehicles
• Gives your RZR a true dual rate setup, utilizing both springs. 
• Greatly reduces body roll, nose dive (Bucking), and bottoming (G-Out Resistance) 
• Motocross-inspired crossover ring for easy adjustments and installation
• Kit Includes: 4 Tender Springs, 4 Main Springs. 4 Crossovers
• Available in Performance and Heavy Duty
• Made in the USA

SDI High Low Speed Adjuster for Walker Evans Shocks

- For Walker Evans 2.5 Shocks
- Game-Changing Seperate High/Low Speed Compression Adjustment
- Address the walloy feeling while cornering, without losing plushness over breaking bumps & square edge bumps. This maximize compliance and traction, without the worry of not being able to soak up big hits.
- "Feel" the adjustments you make through motocross style clickers, making for easy on the fly adjustments
- Made in the U.S.A.
- Installation tools: Click Here

SDI Crossover Rings for 2.5" Shocks

- Sold in pairs
- For use on 2.5 Shocks with Standard Threads
- 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  Motocross-inspired ring for easy adjustments
- One piece metal design allows for easy installation and adjustment: Simply remove springs.
- Made in the USA

SDI Crossover Rings for 2.0" Shocks

- Sold in pairs
- For use on 2.0 Acme Threaded 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  Motocross-inspired ring for easy adjustments
- One piece metal design allows for easy installation and adjustment: Simply remove springs.
- Made in the USA

**This part number Supersedes UDCOR20-A**

SDI Crossover Rings for Acme Thread 2.5" Shocks

- Sold in pairs
- For use on 2.5" Acme Threaded 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  Motocross-inspired ring for easy adjustments
- One piece metal design allows for easy installation and adjustment: Simply remove springs.
- Made in the USA

**This part number Supersedes UDCORF25A**

5/8ths Shaft Internal Shock Spacer - .5 in

• The best way to reduce overall eye to eye length
• Available in .5, .75, and 1 in length
• Measures .640 ID x 1.50 OD