Direct-Fit Racing Coilovers Suspension Kit Compatible with Honda Civic Si 2006-11

Racing Coilovers Suspension Kit Compatible with Honda Civic Si 2006-11. MSRCA MaXpeedingrods Racing Coilovers Suspension Kit For Honda Civic Si 2006-11 All modifications must be installed by licensed mechanics and in compliance with your local modification regulations 55mm Large Diameter Damper Body High Oil Capacity For Superior Heat Dissipation, Consistent Damping Performance, And Extended Service Life. CNC Machined T6 6061 Aluminum Top Mount Aluminum Upper Mounts with Hardened Rubber Bushings for Noise Reduction. High Rigidity 55CrSi Steel Cold-bent Coil Springs 720-Hour Salt Spray Tested — Exceptional Corrosion Resistance. Drops From 1 to 3 Inch From Factory Ride Height Full Threaded Absorber Tube Casing For Independent Height Adjustment. 55mm Large Diameter Damper Body CNC Machined T6 6061 Aluminum Top Mount High Rigidity 55CrSi Steel Cold-bent Coil Springs Drops From 1 to 3 Inch From Factory Ride Height Specifications Height adjustable Yes, Lowering 1-3 inch Front Spring length 200 mm Rear Spring length 160 mm Front spring length 7 kg/mm (392 lbs/in) Rear spring length 6 kg/mm (336 lbs/in) Front spring inner diameter 70.5 mm Rear spring inner diameter 70.5 mm Front Damper Body Diameter Φ55mm (2.17") Rear Damper Body Diameter Φ55mm (2.17") Front Coilover Length 450 mm - 540 mm Rear Coilover Length 550 mm - 650 mm Package Including 2 Front + 2 Rear Warranty 1 Year MaXpeedingrods Brand Introduction Founded in 2006, MaXpeedingrods is a trusted global brand specializing in a full range of high-performance automotive parts. With a strong focus on suspension and coilovers, we hold a leading market share online and are widely recognized by enthusiasts worldwide. All are engineered for reliable performance, durability, and perfect fitment, serving daily driving, street tuning, and light track use. Features ◆ Full-Length Threaded Body For True Ride Height Adjustment Without Sacrificing Suspension Travel. ◆ Camber-Adjustable Pillow Ball Upper Mounts For Precise Alignment And Sharper Steering Response. ◆ Precision Pillow Ball Upper Mounts With Smooth Bearings For Stable Steering Response. ◆ Premium Cold-Coiled Springs Deliver Consistent Rate And Durable Performance. ◆ Street-Tuned Fixed Damping For Balanced Comfort And Improved Handling. ◆ Heavy-Duty Construction With Corrosion-Resistant Coating For Long-Lasting Durability. ◆ Direct Bolt-On Design, Vehicle-Specific Fit With All Necessary Hardware Included. ◆ Brand New Complete Kit with 1-Year Warranty Applications For HONDA CIVIC & Si VIII 2-door coupe (FG1/FG2) 2006-2011 For HONDA CIVIC & Si VIII 4-door sedan (FA1/FA2/FA3/FA4/FA5, North America only) 2006-2011 For HONDA CIVIC & Si VIII 4-door sedan (FD1/FD2/FD3/FD4/FD6/FD7, International model) 2006-2011 For Acura CSX 4-door sedan(Canada)2006-2011 Note: not fit Mugen trim Specifications - Front Damper Body Diameter: Φ55mm (2.17") - Rear Damper Body Diameter: Φ55mm (2.17") - Front top mount: Pillow ball with camber plate - Rear top mount: OE top mount required - Height adjustable: Yes, lowering 25-75mm (1''-3'') depending on the vehicle models - Coilover overall length Front: 450-540mm - Coilover overall length Rear: 550-650mm - Spring rate Front: