AST Suspension 12-19 BMW 330i/335i/340i/325D/330D Sedan (F30) Lowering Springs - 30mm/30mm YMM_1986_1991_Cadillac_Eldorado_E_body_IV The key features include: Monotube

The key features include: Monotube design for consistent damping performance and heat dissipation

the D-SS Pro delivers a brighter

these coilovers allow drivers to switch between a smooth daily ride and a more aggressive

Rebound damping: comfortable adjustment

AST Suspension 12-19 BMW 330i/335i/340i/325D/330D Sedan (F30) Lowering Springs - 30mm/30mm YMM_1986_1991_Cadillac_Eldorado_E_body_IV The key features include: MonotubeThe AST 30mm 30mm Lowering Springs for the BMW 3 Series F30 (2012 2019) are high performance suspension components designed to improve handling and aesthetics. Crafted from premium high tensile chromium silicone wire, these springs are selected for their strength and metal consistency by AST engineers. Each spring undergoes a meticulous manufacturing process, including cold winding, heat treatment to enhance hardness and reduce internal stresses, and