D2 Racing RS Coilovers For 11-17 BMW X3 AWD (D-BM-77-RS) TruHart_Endlinks_and_Bushings High Tensile Wires: Cold wound

High Tensile Wires: Cold wound for strength and shot peened for increased stress relieft

relays and air lines

Our air cup kit provides on demand height adjustment while maintaining the performance and reliability that users expect from coilovers

5 or 20mm shock shaft diameter configuration) with 3/8‚ air line fittings

Includes Upper Mounts

D2 Racing RS Coilovers For 11-17 BMW X3 AWD (D-BM-77-RS) TruHart_Endlinks_and_Bushings High Tensile Wires: Cold woundThe RS Series suspension kit is our most popular coilover. Featuring a 36 way damping and rebound adjustable monotube design, RS Series coilovers are perfect for the modified street car that also sees occasional track days. This coilover has separate height and preload adjustments allowing for optimal suspension tuning while maintaining full strut travel at all times. Key Features: Uses either a rubber upper mount or pillowball rubber upper mounts.