Tein GSA28-9USS2 Street Advance Z Coilovers for 2002-2006 Acura RSX DC5

Vehicle Fitment

• 2002-2006 Acura RSX (DC5; FWD, 2.0L I4)

Features

• Complete height-adjustable Street Advance Z coilover suspension system
• 16-stage click-type adjustable damping for fine-tuning ride quality
• Twin-tube damper design for balanced comfort and performance
• ZT-coated threaded sleeves resist corrosion and binding
• OEM upper mounts reused for straightforward installation
• Durable powder-coated damper bodies
• Adjustable spring seats for tailored ride height and stance
• Compatible with optional TEIN EDFC electronic damping controllers
• Improved road feel and reduced body roll compared to stock setup

Specifications

• Part Number: GSA28-9USS2
• Coilover Model: Tein Street Advance Z
• Spring Rate - Front: ~7 kgf/mm (~392 lbs/in)
• Spring Rate - Rear: ~9 kgf/mm (~504 lbs/in)
• Damping Adjustment: 16-stage click-type (front & rear)
• Ride Height Adjustment: Full via threaded spring seats
• Upper Mounts: OEM reused
• Drive Layout: Front-wheel drive (FWD)

Included Components

• 1x Set of 4 Tein Street Advance Z coilovers (front & rear)
• 4x Adjustable spring seats with Delrin thrust washers
• 4x Full-length dust boots
• 2x Hook spanners for ride height adjustment
• 1x Installation and instruction manual

Product Description

The **Tein GSA28-9USS2 Street Advance Z Coilovers** are a full suspension upgrade for the **2002-2006 Acura RSX (DC5)**, improving handling, ride quality, and stance over stock shocks and springs. With a twin-tube damper and 16-stage adjustable damping, drivers can fine-tune firmness and rebound for daily driving or spirited street performance. The adjustable spring seats allow full ride height customization to achieve the desired stance.

Constructed with ZT-coated threaded sleeves and powder-coated bodies, these coilovers resist corrosion and binding for long-term reliability. The kit installs using the OEM upper mounts and includes all necessary hardware and hook spanners. Optimized spring rates (~7 kgf/mm front, ~9 kgf/mm rear) provide improved road feel, reduced body roll, and enhanced control. Optional compatibility with TEIN EDFC electronic damping controllers enables in-car adjustment when paired with the proper system.