TEIN · TECHNICAL DATA
Specifications & vehicle fitment
Use the details for your vehicle grade. Production periods and certificate scope apply only to the stated application.
Product overview
- Manufacturer part number
- GSTJ4-91AS3
- Product series
- STREET ADVANCE Z
- Product type
- Coilover suspension kit
Specifications & supplied components
- Height adjustment by spring seat
- Yes
- Damping adjustable
- Yes
- Twin-tube construction
- Yes
- Damping adjustment
- Yes, 16 settings
- Ride-height adjustment
- Via spring seats
- Damper construction
- Twin-tube
Approval & application scope
- Approval
- without TÜV certificate, not road approved
Vehicle gradeTOYOTA SUPRA · A90
from 2019
- make
- TOYOTA
- model
- SUPRA
- grade
- A90
- production period
- from 2019
- drivetrain
- Rear-wheel drive (RWD)
- displacement as listed by TEIN
- 3000 cm³
- spring rate front
- 6 kgf/mm
- standard height change front
- -30 mm
- recommended lowering front
- 20–40 mm
- spring rate rear
- 12 kgf/mm
- standard height change rear
- -30 mm
- recommended lowering rear
- 20–40 mm
- installation notes
- FT: SERVICE HOLE COVER NEEDS TO BE CUT OR REMOVED. FT: SETTING THE RIDE HEIGHT HIGHER THAN THE STANDARD POSITION REQUIRES THE USE OF BUMP RUBBERS INCLUDED IN THE KIT. CAMBER-ADJUSTABLE INSERT-TYPE STRUT WITH OFF-CENTER SLEEVE. INCLUDES ERROR CANCELLER FOR AVS (ADAPTIVE VARIABLE SUSPENSION SYSTEM).
Vehicle gradeTOYOTA SUPRA · DB22 SZ-R
05/2019 to 09/2022
- make
- TOYOTA
- model
- SUPRA
- grade
- DB22 SZ-R
- production period
- 05/2019 to 09/2022
- drivetrain
- Rear-wheel drive (RWD)
- displacement as listed by TEIN
- 2000 cm³
- spring rate front
- 6 kgf/mm
- standard height change front
- -15 mm
- recommended lowering front
- 5–15 mm
- spring rate rear
- 12 kgf/mm
- standard height change rear
- -30 mm
- recommended lowering rear
- 20–30 mm
- installation notes
- FT: SERVICE HOLE COVER NEEDS TO BE CUT OR REMOVED. FT: SETTING THE RIDE HEIGHT HIGHER THAN THE STANDARD POSITION REQUIRES THE USE OF BUMP RUBBERS INCLUDED IN THE KIT. CAMBER-ADJUSTABLE INSERT-TYPE STRUT WITH OFF-CENTER SLEEVE. INCLUDES ERROR CANCELLER FOR AVS (ADAPTIVE VARIABLE SUSPENSION SYSTEM).
Vehicle gradeTOYOTA SUPRA · DB42 RZ
05/2019 to 03/2020
- make
- TOYOTA
- model
- SUPRA
- grade
- DB42 RZ
- production period
- 05/2019 to 03/2020
- drivetrain
- Rear-wheel drive (RWD)
- displacement as listed by TEIN
- 3000 cm³
- spring rate front
- 6 kgf/mm
- standard height change front
- -25 mm
- recommended lowering front
- 15–25 mm
- spring rate rear
- 12 kgf/mm
- standard height change rear
- -25 mm
- recommended lowering rear
- 15–25 mm
- installation notes
- FT: SERVICE HOLE COVER NEEDS TO BE CUT OR REMOVED. FT: SETTING THE RIDE HEIGHT HIGHER THAN THE STANDARD POSITION REQUIRES THE USE OF BUMP RUBBERS INCLUDED IN THE KIT. CAMBER-ADJUSTABLE INSERT-TYPE STRUT WITH OFF-CENTER SLEEVE. INCLUDES ERROR CANCELLER FOR AVS (ADAPTIVE VARIABLE SUSPENSION SYSTEM).
EDFC & accessories
- EDFC compatibility
- Components in the following manufacturer applications are available separately. EDFC is not automatically supplied with the suspension kit.
- EDFC application 001
- TOYOTA SUPRA DB42: Controller EDK04-R6655; GPS EDK07-P8022; Motorkit EDK05-12120
- EDFC application 002
- TOYOTA SUPRA A90: Controller EDK04-R6655; GPS EDK07-P8022; Motorkit EDK05-12120
- EDFC application 003
- TOYOTA SUPRA DB22: Controller EDK04-R6655; GPS EDK07-P8022; Motorkit EDK05-12120
- EDFC installation note 001
- Rr : Motor needs to be fitted to damper prior to installation
- EDFC installation note 002
- Rr : Motor needs to be fitted to damper prior to installation
- EDFC installation note 003
- Rr : Motor needs to be fitted to damper prior to installation
Weight & manufacturer details
- Weight in TEIN list
- 27.76 kg
Description & frequently asked questions
STREET ADVANCE Z – Product features and benefits
-
Adjustable damping: Yes, 16 settings
-
Ride-height adjustment: Via spring seats
-
Damper construction: Twin-tube
Use the adjustment dial to tune damping to your preferred ride. Compression and rebound change together; spring rate stays the same.
Ride height is set through spring-seat position, within the ranges specified for the individual application.
Twin-tube dampers support a suspension setup focused on road comfort.
EDFC application assignments are available for this item. Select the specified controllers, motor kits and accessories separately; they are not automatically included.
The vehicle applications for this item specify ride-height values, spring rates, upper mounts and installation notes.
More about this range STREET ADVANCE Z
TEIN STREET ADVANCE Z – GSTJ4-91AS3
TEIN STREET ADVANCE Z, part GSTJ4-91AS3. Applications listed for TOYOTA SUPRA. Check chassis, grade, production period and installation notes.
Technical information and application
The technical attributes retain the vehicle-specific figures and installation notes from the manufacturer catalogue. Use only the values for your exact application. Production dates are not necessarily the same as first registration.
Questions about this product
How do I check fitment?
Compare the exact manufacturer part number and the relevant application data. Where vehicle applications are listed, also check chassis code, grade, production period and any equipment exclusions.
Does a vehicle listing confirm road approval?
No. Technical fitment and approval are separate. Any certificate note applies only to its stated scope. Refer to the complete documents for the specific vehicle.
Example image – the actual product may differ from the illustration.
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