SDI Dual Rate Shock Spring Kit RZR XP 1000 2 SeatSDI Dual Rate Shock Spring Kit for Polaris RZR XP 1000 (2 Seat) Product Description The SDI dual rate shock spring kit for Polaris RZR XP 1000 two seat models is designed to significantly improve suspension performance, stability, and ride comfort. After extensive testing and tuning, SDI engineered this kit to convert the factory suspension into a true dual rate spring system that uses both tender and main springs throughout the suspension travel.

Designed for performance CVT clutch tuning

Maier number plates are sold as a matched pair -- both left and right panels are included in every order

Does this fit the Pro R 4 Sport

🪞 Designed with Functionality in Mind

It uses a rugged tubular frame and marine-grade vinyl for durability against off-road impacts and weather

Is this wheel SAE certified

Engineered with true beadlock construction

Rock crawling & undercarriage lighting

Construction: Multi-layer for color customization

🔩 Replaces OEM #2875911

The green LED mode preserves night vision while improving color differentiation in low-light environments

The 7075 Maverick R Billet High Clearance Complete Radius Rod Kit (6) is the ultimate rear suspension upgrade for drivers who demand strength