PSM E36 Chassis Reinforcement SETListing is for: 1x E36 Sub Frame Chassis Reinforcement Plates Set 1x E36 Trailing Arm Chassis Reinforcement Plates Set ~Reinforces and protects common failure points where trailing arms and subframe mount to body of E36 BMW 3 series. ~The set includes both trailing arm pocket and subframe mount plates, which are also available separately if you dont need both sets. The weld in . 125" laser cut steel reinforcements allow precise 3D scanned access to 47