{"product_id":"bilstein-04-07-bmw-525i-b3-oe-replacement-coil-spring-front","title":"Bilstein 04-07 BMW 525i B3 OE Replacement Coil Spring - Front","description":"\u003ch1\u003eBilstein B3 OE Replacement Coil Spring\u003c\/h1\u003e\n\u003ch2\u003e2004–2007 BMW 525i Front\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e 37-161897\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Bilstein B3 OE Replacement coil springs are engineered to restore your BMW 525i's suspension system to its original factory specifications. Designed specifically for the front position, these springs ensure that your vehicle maintains its intended ride height, handling characteristics, and ride comfort. Whether you're replacing worn-out springs due to age, corrosion, or damage, these OE replacement springs provide a reliable solution to maintain your vehicle's safety and performance.\u003c\/p\u003e\n\u003cp\u003eIdeal for enthusiasts and daily drivers alike, the Bilstein B3 OE Replacement coil springs help support your vehicle's weight while delivering a smooth, comfortable ride that matches the factory setup. Restoring the suspension to its original state not only enhances driving confidence but also preserves the vehicle's handling dynamics, ensuring optimal control and stability on the road.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eBilstein's B3 OE Replacement coil springs are crafted with precision to meet or exceed the original equipment specifications, ensuring a perfect fit and reliable performance. These springs are manufactured using high-quality materials and undergo rigorous testing to guarantee durability and longevity. The design incorporates the original spring rates and dimensions, including miniblock or central force design features, to replicate the factory ride quality.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured to meet all OE dimensions, spring rates, and design types for a perfect fit and function.\u003c\/li\u003e\n\u003cli\u003eConstructed from durable, high-quality steel to withstand the stresses of daily driving and harsh conditions.\u003c\/li\u003e\n\u003cli\u003eEngineered to restore factory ride height, handling, and safety standards.\u003c\/li\u003e\n\u003cli\u003eDesigned for easy installation with no modifications required, making it a straightforward replacement.\u003c\/li\u003e\n\u003cli\u003eEnsures consistent performance and ride comfort comparable to the original suspension components.\u003c\/li\u003e\n\u003cli\u003eBacked by Bilstein's reputation for quality and reliability in suspension components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\u003cp\u003eThe Bilstein B3 OE Replacement coil springs are built from high-strength steel, ensuring robustness and resistance to sagging or fatigue over time. The springs feature precise coil winding and heat treatment processes that maintain their shape and spring rate throughout their service life. The design adheres strictly to the original specifications, including the miniblock or central force configurations, which optimize load distribution and ride quality.\u003c\/p\u003e\n\u003cp\u003eThese springs are engineered to fit seamlessly into your vehicle's existing suspension setup, providing a factory-like fit and finish. Their construction ensures consistent performance, improved safety, and a return to the vehicle's original handling characteristics. The springs are also designed to work harmoniously with other suspension components, such as shocks and struts, to deliver a balanced and comfortable ride.\u003c\/p\u003e\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThe Bilstein B3 OE Replacement coil springs are designed for direct bolt-on installation, matching the original mounting points and dimensions. No cutting, drilling, or modifications are required, making it a straightforward replacement process for qualified technicians or experienced DIY enthusiasts. Proper installation ensures optimal suspension performance and safety.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned specifically for the front suspension of 2004–2007 BMW 525i models.\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged factory springs to restore original ride height and handling.\u003c\/li\u003e\n\u003cli\u003eInstallation typically involves removing the existing springs and replacing them with these OE-quality replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFront coil spring (left or right as specified)\u003c\/li\u003e\n\u003cli\u003eAll necessary mounting hardware and components for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBMW 525i owners seeking to restore factory ride quality and handling\u003c\/li\u003e\n\u003cli\u003eMechanics and DIY enthusiasts performing suspension repairs or upgrades\u003c\/li\u003e\n\u003cli\u003eVehicles with worn or sagging factory springs needing reliable replacement parts\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":51253283553567,"sku":"37-161897","price":43.09,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/37-161897_1.jpg?v=1758764811","url":"https:\/\/shop.wheelflip.com\/products\/bilstein-04-07-bmw-525i-b3-oe-replacement-coil-spring-front","provider":"WheelFlip","version":"1.0","type":"link"}