Tein VSB14-CUAA1-C Flex Z Coilovers for 2006-2011 Honda Civic All Trims/Si

Vehicle Fitment

• 2006-2011 Honda Civic Sedan - All Trims: DX, LX, EX, EX-L, GX, Hybrid (FA1/FG1, FWD, 1.8L I4 R18A1)
• 2006-2011 Honda Civic Coupe - All Trims: DX, LX, EX, EX-L (FA5/CM8, FWD, 1.8L I4 R18A1)
• 2007-2011 Honda Civic Si Sedan (FG1, FWD, 2.0L I4 K20Z3)
• 2006-2011 Honda Civic Si Coupe (FG2, FWD, 2.0L I4 K20Z3)

Fitment Notes

• FWD models only - fits all 8th-generation Civic body styles and trim levels
• Ride height adjustment range varies by body style and trim - see Specifications for per-model drop ranges
• EDFC compatible - motor and controller sold separately

Features

• Full-length ride height adjustment maintains shock travel and ride quality at all lowered positions
• 16-way damping force adjustment (compression and rebound together) via top-mounted click adjuster
• Front camber-adjustable pillowball upper mounts included for precise alignment correction at lowered heights
• Twin-tube damper construction delivers compliant ride quality suited to daily street and spirited driving
• EDFC compatible for optional in-cabin electronic damping adjustment
• ZT-coated threaded sleeve and TEIN-green powder-coated springs for long-term corrosion resistance
• Fully sealed damper structure - low-cost replacement damper assemblies available separately

Specifications

• Front Spring Rate: 504 lbs/in (9.0 kgf/mm)
• Rear Spring Rate: 560 lbs/in (10.0 kgf/mm)
• Front Ride Height Range (Sedan Non-Si / FA1/FG1): -0.4 to -3.6 in
• Front Ride Height Range (Coupe Non-Si / FA5/CM8): -0.2 to -3.8 in
• Front Ride Height Range (Si Sedan FG1 / Si Coupe FG2): 0.0 to -4.0 in
• Rear Ride Height Range (Sedan Non-Si & Si / Coupe Si): -0.9 to -2.5 in
• Rear Ride Height Range (Coupe Non-Si): -0.6 to -2.1 in
• Damping Adjustment: 16-Way (Compression and Rebound Together)
• Front Upper Mount: Camber-Adjustable Pillowball (included)
• Rear Upper Mount: Included
• EDFC Compatible: Yes (sold separately)
• Chassis Codes: FA1 / FA5 / FG1 / FG2 / CM8
• Drivetrain: FWD

Included Components

• 4x Coilover Damper Assemblies (2x Front, 2x Rear)
• 4x Main Springs
• 4x Bump Rubbers
• 4x Spring Seats
• 4x Seat Locks
• 2x Front Camber-Adjustable Pillowball Upper Mounts
• 2x Rear Upper Mounts
• 2x Hook Spanners
• 1x Instruction Manual

Product Description

The Tein VSB14-CUAA1-C Flex Z is a complete coilover kit covering all 2006-2011 Honda Civic body styles and trim levels on the 8th-generation FWD platform - including Sedan, Coupe, and Si variants across FA1, FA5, FG1, FG2, and CM8 chassis codes. With 16-way damping adjustment, full-length ride height adjustability, and included front camber-adjustable pillowball upper mounts, this kit delivers a meaningful upgrade in handling precision and stance for both daily drivers and Si owners seeking more from their Civic's suspension.

Built in Yokohama, Japan with twin-tube construction and Tein's sealed damper structure, the Flex Z provides long-term reliability at an accessible price point. Note that drop range varies by body style and trim - consult the per-model specifications above and verify ride height settings on Tein's website before installation. Professional installation and wheel alignment are recommended after fitment.