AST Suspension Lowering Springs (35mm/35mm TUV) - 1963-1966 Alfa Romeo GT 1300/1600 (105.02) Ferrari 2009 BMW Z4 Coupe 3

2009 BMW Z4 Coupe 3

typically limited by the factory dampers

Part Number ISC-B006B-S Part Name Basic V2 Street Sport Coilovers Vehicle 2004-2010 BMW 525i RWD Chassis Code E60 Spring Rates - Front 10 kg/mm Spring Rates - Rear 8 kg/mm Spring Length - Front 135mm Spring Length - Rear 200mm Triple S Coilover Springs Upgrade Yes Top Mounts - Front Factory like rubber top plates or re-use OE strut/shock mounts Top Mounts - Rear Factory like rubber top plates or re-use OE strut/shock mounts Ride-Height Adjustable Yes Damping Adjustment 1-Way Quantity Full Set (Front & Rear) Vehicle Fitment

1999 BMW 3 Series 330D Sedan (E46)

AST Suspension Lowering Springs (35mm/35mm TUV) - 1963-1966 Alfa Romeo GT 1300/1600 (105.02) Ferrari 2009 BMW Z4 Coupe 3AST Lowering Springs for the 1963 1966 Alfa Romeo GT (105. 02) are manufactured from a premium high tensile chromium silicone wire which is handpicked by AST engineers for its quality and metal consistency. Each spring is cold wound and then heat treated to increase hardness and reduce internal stresses present after winding. Each spring is then individually shot peened, phosphate treated and then powder coated to outlast even the life of the vehicle.