Rear Trailing Arm / Coilover Spring Perch Reinforcement Plates - E46

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Protect your E46's cast aluminum rear spring perch from damage with our steel Rear Trailing Arm/Spring Perch reinforcements. They're specifically designed to prevent cracks and une ven wear in the lower arm caused by concentrated loads from coilover rear spring adjusters. Our reinforcement plates are precision cut from 1/8" steel, & replace the factory rubber spring pads. Includes:1 set of front raw steel reinforcement plates Fitment:BMW E46 (1999-2006) 323, 325, 328, 330, M3BMW Z4 (2003-2008) 2.5, 3.0, M Note: This reinforcement will not work with the E36 Show more