Tein GSL90-9USS2 Street Adv Z Coilovers for 2006-14 Lexus GS/IS RWD

Vehicle Fitment

• 2006-2011 Lexus GS300/GS350/GS430 (GRS190L/GRS191L/UZS190L, RWD)
• 2006-2013 Lexus IS250/IS350 (GSE20L/GSE21L, RWD)
• 2008-2014 Lexus IS F (USE20L, RWD)

Features

• Street Advance Z adjustable coilover suspension kit
• Twin-tube damper design for balanced street performance
• 16-way damping force adjustment for customizable ride control
• Height-adjustable ride height via ZT-coated threaded spring seats
• Durable powder-coated bodies resist corrosion and wear
• OEM upper mount reuse for exact fit and smooth operation
• Compatible with optional Tein EDFC electronic damping control
• Designed for daily driving and spirited street use

Specifications

• Part Number: GSL90-9USS2
• Series: Street Advance Z Coilovers
• Spring Rates: Front 9.0 kgf/mm, Rear 9.0 kgf/mm
• Damping Adjustment: 16-stage (front & rear)
• Ride Height Adjustable Range: approx. high to -107 mm front, -83 mm rear
• Upper Mounts: Uses OEM front & rear
• Drive Type: Rear-wheel drive only
• Recommended Lowering: Varies by vehicle (approx. -1.2" to -4.0")

Included Components

• 2x front coilover assemblies
• 2x rear coilover assemblies
• 4x adjustable spring seats
• 4x spring lock collars
• 4x full-length dust covers
• 4x rubber bump stops
• 4x Delrin thrust washers
• 1x instruction manual

Product Description

The Tein Street Advance Z Coilover Kit (Part No. GSL90-9USS2) is engineered to provide Lexus GS and IS owners with enhanced handling, stance, and ride quality. Designed for rear-wheel-drive models, including GS300, GS350, GS430 (2006-2011), IS250/IS350 (2006-2013), and IS F (2008-2014), this complete four-corner coilover system offers 16-stage damping adjustability and threaded ride height adjustments for tailored performance and appearance. The powder-coated bodies increase durability, and OEM upper mount compatibility ensures a precise and secure fit.

These coilovers balance daily comfort with sporty handling, allowing drivers to fine-tune suspension performance for street driving or spirited cornering. The adjustable ride height range improves vehicle stance and weight distribution, while all necessary hardware is included for a full installation. Fitment is limited to rear-wheel-drive Lexus GS and IS models within the years listed.