Synergy MFG

Front Lift Coil Springs for Jeep JK, TJ/LJ, XJ Models. See Charts in pictures. Learn More

Synergy coils offer excellent off-road performance while preserving ride quality. Progressively wound, keeps spring from coming unbound at suspension droop. Progressively wound spring eliminates annoying spring clanking found on most suspension kits. Feature frequency balanced and tuned spring rates to maximize suspension performance on and off road. Learn More

Synergy MFG Rear Lift Coil Springs For 2007+ Jeep Wrangler JK 2 Door (4") & Unlimited 4 Door (3") Models Rear springs only Excellent off road performance while preserving ride quality Frequency balanced and tuned spring rates to maximize suspension performance on and off road Abrasion resistant black powder coat finish for maximum durability and corrosion resistance Sold as a pair Made in the USA Synergy Manufacturing products & systems have been designed by real engineers with 10+ years of... Read More Learn More

The Synergy 2003+ Dodge Ram 2500 / 3500 Add-A-Leaf Pack is a 5 leaf design that replaces the factory overload spring for improved ride quality both on and off-road while providing 1 inch of lift in the rear. It eliminates the harsh spring rate ramp up caused by overload engagement and results in a more predictable comfy ride, and better traction for your vehicle. Learn More

Synergy Jeep JT / JL / JLU / JK / JKU Coil Spring Spacers provide a simple yet effective solution to lift your vehicle. Whether you want to level out your vehicles stance or give it a more aggressive appearance, our coil spring spacers offer a cost-effective alternative to a full suspension upgrade. Learn More

Synergy MFG Rear Lift Coil Springs For 2007+ Jeep Wrangler JK 2 Door (3") & Unlimited 4 Door (2") Models Rear springs only Excellent off road performance while preserving ride quality Frequency balanced and tuned spring rates to maximize suspension performance on and off road Abrasion resistant black powder coat finish for maximum durability and corrosion resistance Sold as a pair Made in the USA Synergy Manufacturing products & systems have been designed by real engineers with 10+ years of... Read More Learn More

Synergy Jeep JT / JL / JLU / JK / JKU Coil Spring Spacers provide a simple yet effective solution to lift your vehicle. Whether you want to level out your vehicles stance or give it a more aggressive appearance, our coil spring spacers offer a cost-effective alternative to a full suspension upgrade. Learn More

Synergy MFG Rear Lift Coil Springs For 2007+ Jeep Wrangler JK 2 Door (2") & Unlimited 4 Door (1") Models Rear springs only Excellent off road performance while preserving ride quality Frequency balanced and tuned spring rates to maximize suspension performance on and off road Abrasion resistant black powder coat finish for maximum durability and corrosion resistance Sold as a pair Made in the USA Synergy Manufacturing products & systems have been designed by real engineers with 10+ years of... Read More Learn More

Synergy MFG Rear Lift Coil Springs For 2007+ Jeep Wrangler JK 2 Door (5.5") & Unlimited 4 Door (4.5") Models Offers excellent off road performance while preserving ride quality Progressively wound keeps spring from coming unbound at suspension droop Sold as a pair Made in the USA Progressively wound spring eliminates annoying spring clanking found on most suspension kits. Feature frequency balanced and tuned spring rates to maximize suspension performance on and off road. Suspension... Read More Learn More

These multi-rate design springs have a softer initial rate which prevents the spring from coming loose in the coil tower, even with long travel shocks. Springs are proudly manufactured in the United States of the highest quality steel. Learn More