AST Suspension Lowering Springs (40mm/30mm TUV) - 1999-2005 BMW 3 Series 330D Touring (E46) Firebird 2012 Ford Focus ST Base

2012 Ford Focus ST Base (C346)

1998 Dodge Viper

Part Number BMU MU30S1 Part Name Dedicated Track Coilovers Vehicle 2001-2006 BMW M3 Chassis Code E46 Technology DFV Ride-Height Adjustable Yes Ride Height Adjustment Range 20mm Spring Rates - Front 120 N/mm | 12 Kg/mm | 672 Lbs/in Spring Rates - Rear 160 N/mm | 16 Kg/mm | 896 Lbs/in Top Mounts - Front Camber Adjustable/Spherical Top Mounts - Rear Spherical Notes

2008 Subaru WRX STI AWD (GRB/GVB)

Part Number CBM110-P2 Damping Adjustment 2-Way (864 settings via compression/rebound/pressure) Height Adjustable Yes Spring Rate (Front) 12

AST Suspension Lowering Springs (40mm/30mm TUV) - 1999-2005 BMW 3 Series 330D Touring (E46) Firebird 2012 Ford Focus ST BaseAST Lowering Springs for the 1999 2005 BMW 3 Series (E46) 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.