SKU: BMRSP086R
UPC: 887753327604
MPN: SP086R
The 15-20 Mustang Lowering Springs Kit Drag Version is engineered for automotive enthusiasts and drag racers seeking a competitive edge on the strip and road course. This suspension upgrade is built specifically for fifth-generation Mustang platforms (2015–2020 model years), addressing the need for weight transfer control and lower center of gravity during acceleration. Drag racing demands precise suspension geometry, and this kit delivers the geometry adjustment required to maximize traction and minimize front-end rise during launch—critical factors for consistent elapsed times and reduced 60-foot performance variability.
This lowering springs kit functions by replacing OEM spring rates with stiffer, progressively wound coil springs that reduce chassis height while maintaining ride compliance through carefully tuned spring constant geometry. The drag-specific calibration ensures weight is transferred to the rear axle more efficiently during hard acceleration, improving rear-tire loading and traction off the line. The kit's engineering accounts for the Mustang's independent rear suspension, providing balanced front and rear weight distribution that prevents excessive anti-squat geometry changes. With a total package weight of 36 lbs and compact shipping dimensions, the kit integrates seamlessly with existing damper hardware while lowering the vehicle's center of gravity—a fundamental principle in drag racing physics that directly reduces rotational inertia and improves acceleration responsiveness.
This suspension kit is ideal for track-focused Mustang owners, bracket racers, and street enthusiasts looking to improve both aesthetics and performance on drag strips and road courses. Installation requires basic mechanical knowledge and standard suspension tools; lowering springs bolt directly to existing strut assemblies on 2015–2020 Mustang models without requiring frame modification or camber correction. Users should verify compatibility with existing shock absorbers, as worn or factory dampers may not provide optimal control with the stiffer spring rates and increased load transfer characteristics. For best results, pair this kit with quality shock absorbers and a front-end alignment to optimize camber, caster, and toe geometry for your specific drag racing setup.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.