The LESJOFORS 4008522 front coil spring is a premium replacement component engineered to meet the rigorous demands of BMW X3 (2011-2017) and X4 (2014-2016) models. Designed to support the vehicle's weight, absorb road shocks, and maintain proper wheel alignment, this coil spring ensures a smooth ride and enhances handling and stability. Constructed from high-strength steel, the spring undergoes meticulous heat treatment and shot peening processes to achieve exceptional durability and fatigue resistance. A multi-stage coating process, including zinc phosphate and epoxy powder coating, provides superior corrosion protection, extending the spring's lifespan and reducing the need for frequent replacements. The pre-setting process ensures optimal performance and eliminates settling, maintaining consistent ride height and handling characteristics. Rigorous quality control procedures guarantee that each spring meets or exceeds original equipment specifications, offering a reliable solution for your fleet's suspension needs. By choosing the LESJOFORS 4008522, you're investing in a product built to last, minimizing downtime, and lowering overall maintenance costs. Experience the difference that OE-quality, rigorously tested suspension components make for your fleet. Invest in LESJOFORS today.