Features: 1. Lowered height adjustment from 1" - 3" which allow lower center of gravity and also add a more aggressive stance 2. Adjustable pre-load spring tension to reduce the shaking motion to a certain extent 3. High Viscosity Index damper oil---make damping more stable and smooth in wide temperature range. 4. 24 Clicks of Rebound Adjustments -- This allows you the ability to perfectly dial in your coilovers system. For a nice comfortable driving, set damping to full soft. For more spirited driving, set it to 16 clicks. For occasional track days, set it to full stiff. 5. CNC machined Aluminum top mounts and lockers-- - excellent strength, and save weight 6. High Rigidity 55CrSi Steel Cold-bent Coil Springs --- more than 600,000 times continuously test to assure it's high tensile strength. 7. All inserts come with fitted long rubber boots--- To protect the damper more well and be durable. 8. Top Pillow Ball Mount Provides More Precise Feel From Suspension And Steering. 9. Advanced Twin-Tube Technology ---provides excellent handling & control characteristics for most driving conditions 10. Anodized Shock Body With Anti-Corrosion Coating- Anodized Aluminum And Powder Coated Carbon Steel Parts 11. Test for the best---Every parts were tested on our professional machine before assembled and tested by our professional racers on road. 12. Clean room assembled---maintain higher level of accuracy and reliability.   Fitment: Fit For Honda Civic 1988-1991 EC ED EE EF Rear fork type bracket model only (EC8\EC9\ED2\ED3\ED4\ED5\ED6\ED7\EE1\EE2\EE3\EE4\EE5\EE9\EF1\EF2\EF3\EF4\EF5\EF9) Fit For Honda CR-X 1988-1991 ED EE EF Rear fork type bracket model only (ED8\ED9\EE6\EE8\EF6\EF7\EF8) Fit For Honda Civic 1992-1995 EG EH EJ Rear fork type bracket model only (EG3\EG4\EG5\EG6\EG7\EG8\EG9\EH1\EH2\EH3\EH4\EH5\EH8\EH9\EJ1\EJ2\EJ3) Fit For the Honda CR-X del Sol 1992-1995 EG (EG1) Rear fork type bracket model only Fit For Honda Civic 1996-2000 EJ EK EM Rear fork type bracket model only (EJ5\EJ6\EJ7\EJ8\EJ9\EK1\EK2\EK3\EK4\EK5\EK8\EK9\EM1) Fit For Acura Integra 1990-1993 DA DB Rear fork type bracket model only Fit For Acura Integra 1994-2001 DC2 DC4 Rear fork type bracket model only Note: For some vehicles, you will need sleeves and washers that are already included in our package.   Specifications: - Front top mount: pillow ball - Rear top mount: rubber - Damping: 24 levels rebound damping adjustable - Spring rate Front: 8 kg/mm (448 lbs/in) - Spring rate Rear: 5 kg/mm (280 lbs/in) - Spring length Front: 180mm - Spring length Rear: 180mm - Adjustable height: lowering 1-3inch - Coilover overall length Front: 365mm-410mm - Coilover overall length Rear: 435mm-480m - Shock type: Twin tube - Spring Preload: 7-10 mm - Color: black body with gold spring - Package dimension : 71*51*21cm - Weight: 22260g   Package Including: - Complete coilovers assembly 2 front and 2 rear -  A pair wrench for height adjustment - Sleeves and washers for some vehiles - Installation Instructions Authority ID: MXR02FXSY（Very important, please do not delete） Notice: California Prop 65 Warning