Standard Conventional Tight Helix Spring - 13" Length | 5" OD | 175lbs/inch ID 70mm (2.76") These proprietary self-lubricating sheets allow

These proprietary self-lubricating sheets allow your coilover springs to smoothly rotate around the perch under compression which enables the load on the spring to be more evenly distributed easing the pre-load and reducing noise created under spring compression

Spring Rate : 750lbs/inch

Max Load : 3

*Image example is a 575lbs/inch spring rate

Tighten up the handling and stance of your 2007–2013 BMW 335i E90

Standard Conventional Tight Helix Spring - 13" Length | 5" OD | 175lbs/inch ID 70mm (2.76") These proprietary self-lubricating sheets allowSwift conventional 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. The Tight Helix design is engineered for 1" spring rubbers, equaled coil spacing with high durability and increased coil count for a quicker response! Tight Helix Type