Eibach PRO-TRUCK Coilover 2.0 Rear Spring Upgrade – 21+ Ford Bronco

If your 2021+ Ford Bronco is loaded with extra gear, overlanding equipment, or heavy accessories, you may notice that your rear suspension sags under the added weight. The Eibach Coilover 2.0 Rear Spring Upgrade is engineered specifically to solve that issue. These heavy-duty springs are designed to handle an additional 500 lbs of rear axle weight, restoring your Broncos ride height, balance, and handling characteristics.

When paired with the Eibach PRO-TRUCK Coilover Stage 2 Rear Coilovers, this upgrade ensures your Bronco maintains proper suspension geometry and delivers the premium ride quality Eibach is known foreven when fully loaded. Each spring is precision-engineered from high-strength steel and tuned for both performance and durability in off-road conditions.

Important Notes:

• HD replacement spring for 35166.9004

• Designed for 500 lbs additional rear axle weight

• Running these springs without the intended weight may cause excessive lift and poor ride quality

• For use only with Eibach PRO-TRUCK Coilover Stage 2 Rear Coilovers

• Sold as a pair

• No guaranteed fitment, height, or warranty on unlisted applications

Features & Benefits:

• Fixes rear-end sag from added cargo or accessories

• Heavy-duty design rated for 500 lbs additional load

• Maintains proper ride height and handling balance

• Precision-engineered spring rate for performance and durability

• Designed exclusively for Eibach PRO-TRUCK Coilover Stage 2 Rear setups

• Restores comfort, control, and off-road capability