Eibach PRO-UTV Stage 4 HD Performance Spring Kit E85-209-042-04-22 for 2025 Polaris RZR Pro R 4 Ultimate

Get the most out of your UTV's suspension with Eibach's PRO-UTV springs. Our comprehensive suspension system provides the control and stability you need to tackle any terrain. Order now and experience the legendary performance, quality, and reliability that Eibach is known for. Stage 4 (EXTRA LOAD) kit for OE Fox Live Valve Shocks.

• The PRO-UTV Stage 4 HD Performance Kit is designed to increase performance on 2-Seaters with two riders and 4-Seaters with four riders and 300+ lbs of additional weight.
• True dual-spring set up - includes springs and setup instructions for easy installation. No revalve required.
• Chassis specific testing and development to optimize control and performance from factory equipment.
• Race proven durability, quality and consistency you can rely on.
• Made by Eibach in the U.S.A.

Upgrade the suspension performance of your UTV with the Eibach PRO-UTV Stage 4 HD Performance Kit. Designed for 2025 Polaris RZR Pro R 4 Ultimate models equipped with OE Fox Live Valve shocks, this extra-load spring system improves control, stability, and handling when carrying additional occupants and cargo. The kit is engineered for four-seat applications with four riders and more than 300 pounds of added weight.

The Stage 4 HD kit uses a true dual-spring configuration to help maintain balanced suspension performance across changing loads and challenging terrain. Chassis-specific testing and development optimize the springs for the factory shock package, providing a performance-focused upgrade without requiring a shock revalve. Setup instructions are included to support a straightforward installation and proper adjustment.

• Application: Designed for 2025 Polaris RZR Pro R 4 Ultimate models with OE Fox Live Valve shocks.
• Load Capacity: Tuned for four riders and more than 300 pounds of additional weight.
• Spring Configuration: True dual-spring setup for improved load management and suspension balance.
• Shock Compatibility: Works with the original Fox Live Valve shocks without requiring a revalve.
• Development: Chassis-specific testing helps optimize control and performance from the factory suspension equipment.
• Durability: Race-proven construction delivers dependable quality and consistent performance.
• Manufacturing: Made by Eibach in the United States.
• Kit Contents: Includes a complete set of eight springs and setup instructions.

With Eibach part number E85-209-042-04-22, this PRO-UTV Stage 4 kit is a purpose-built suspension solution for riders who regularly use their Polaris RZR Pro R 4 Ultimate under extra-load conditions. Install the kit to enhance suspension support and maintain confident vehicle control on varied terrain. The set includes eight springs for the complete application and is intended for powersports use.

What's Included: Eight Eibach PRO-UTV springs and setup instructions.

Fitment: Fits 2025 Polaris RZR Pro R 4 Ultimate.

California Proposition 65: This product may expose you to chemicals known to the State of California to cause cancer or reproductive harm.

Features:

• Designed for Polaris RZR Pro R 4 Ultimate models equipped with OE Fox Live Valve shocks
• Tuned for four riders and more than 300 pounds of additional weight
• True dual-spring setup improves load management and suspension balance
• No shock revalve required for installation with the original Fox Live Valve shocks
• Chassis-specific development optimizes factory suspension control and performance
• Race-proven durability, quality, and spring consistency
• Made by Eibach in the United States
• Includes eight springs and setup instructions

Fitments:
2025 Polaris RZR Pro R 4 Ultimate Base

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: powersports
Epa: N/A
Units Per Sku: 1