Eibach PRO-UTV Stage 4 HD Performance Spring Kit (2024-2025 Polaris Xpedition ADV 5 Northstar) - E85-209-036-04-22
For riders who load their Xpedition to the max, the Eibach PRO-UTV Stage 4 HD Performance Spring System delivers the highest level of support, stability, and control in the lineup. Engineered specifically for Fox-equipped 2024-2025 Polaris Xpedition ADV 5 Northstar models, this Stage 4 "Extra Load" kit is tuned for 2-seat machines with two riders and 4-seat machines with four riders plus 300+ lbs of additional cargo weight.
This complete 8-spring dual-rate system includes all hardware and installs with no shock revalve required. Through extensive chassis-specific testing, Eibach optimized the Stage 4 kit to maintain ride height, increase ground clearance, and deliver consistent suspension performance under extreme load. Whether you're running full overland setups, spare tires, recovery gear, coolers, tools, or heavy accessories, this system keeps the Xpedition composed, predictable, and stable across g-outs, whoops, and rugged terrain. Built with race-proven durability, this is the heavy-load solution for serious adventure machines.
Features
- Complete 8-spring dual-rate system for Fox-equipped Xpedition ADV 5 Northstar
- HD "Extra Load" tuning for machines carrying 300+ lbs of added weight
- Ideal for 2-seat (2 riders) and 4-seat (4 riders) setups
- Maintains ride height and increases ground clearance under heavy load
- Reduces bucking and improves stability over g-outs and rough terrain
- True dual-spring setup with hardware included
- No shock revalve required
- Chassis-specific development for maximum loaded performance
- Race-proven durability and consistency
- Made in the USA
- Five-year warranty against defects in material and workmanship
Fitment
- 2024-2025 Polaris Xpedition ADV 5 Northstar
- Fox ProStar 1000 Gen 2 Engine
- 4WD
Specifications
- Product Type: PRO-UTV Stage 4 HD Performance Spring System (Extra Load Tune)
- Part Number: E85-209-036-04-22
- Components: 8 springs + hardware
- Shock Compatibility: OE Fox shocks
Note: Stage 4 (Extra Load) kit is designed specifically for OE Fox shocks and machines carrying 300+ lbs of added weight. Always verify shock type and intended load before installation.
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