Kryptonite KRFC45 4.5" Dual Rate Coil Springs | 05-22 Ford SuperDuty

After years of testing, from daily driving to harsh off road terrain, Heavy Hauling and everything in between. We now have available the Kryptonite 4.5" Dual Rate Lift Coil Spring set. This is the most durable and premium spring option on the market. Designed with heavy duty truck use in mind, this spring provides rugged load handling capabilities while maintaining an extremely comfortable ride. Our true Dual Rate spring can provide the best of both worlds. Using top rated material we can have produced a plush ride with minimal spring sag. Mile after mile our springs will hold up. to any truck, and any job.

(Kryptonite No Fine Print Lifetime warranty)-Kryptonite steering and suspension components are warrantied for life to their original purchaser. This warranty is against any manufacturer defects, premature wear or breakage. Race it, jump it, off road it, wreck it, lift it, I think you get it? We don't care. If you can break it we will replace it. Warranty Excludes Heim Joints.

Your Kryptonite products must be purchased from an authorized dealer, and must complete warranty registration within 90 days of purchase.

*SOLD AS A PAIR, COIL SPRING SET ONLY. THIS IS NOT A COMPLETE LIFT KIT