Standard Coilover Bulletproof Spring - 18" Length | 3.5" ID | 115lbs/inch

Swift coilover springs are mainly utilized in motorsports ranging anywhere from dirt to pavement where we've engineered for corner specific with our HS5.TW proprietary material, providing the optimal spring design to maximize your vehicle potential amplifying every advantage. Discover our wide variety of length, inner diameter and rates. Bullet Proof Springs are designed for high loads and maximum travel, linear through stroke with faster response speed and coil bind technology! Bulletproof Type Specifications Part Number: 180-350-115 BP Length : 18inch Inner Diameter : 3.5inch Spring Rate : 115lbs/inch Usable Stroke : 13.1inch Max Stroke : 13.1inch Max Load : 1,512lbs Browse more 18in Standard Coilover Bullet Proof Springs to find the right suspension setup for your build.