TEIN FLEX Z combines twin-tube dampers with 16-level adjustment of compression and rebound together. This VSTE4-C1AS3 kit is listed for the specific applications below. Match your chassis, engine and model year before ordering.
Vehicle market: Japanese-market applications only. Match the original vehicle market, chassis, engine, trim and build dates shown below. UK registration alone does not establish compatibility with UK-market versions.
Vehicle applications and ride-height settings
Height changes are relative to original equipment ride height: negative values mean lowering and positive values mean raising. Use the recommended range for your exact vehicle. The maximum adjustment range describes mechanical travel and is not a recommended operating setting. Actual height varies with vehicle condition and equipment.
Toyota TANK M900A 2016.11-2020.08 — Japanese-market
- Original vehicle market: Japanese-market
- Engine displacement: 1000 cc
- Drive: Front-wheel drive
- Grade / application: G-T, G, GS, X, XS
- Recommended front height change: -50 to -30 mm
- Recommended rear height change: -50 to -35 mm
- Maximum front adjustable range: -104 to -14 mm
- Maximum rear adjustable range: -61 to -30 mm
- TEIN reference setting: -40 mm front; -40 mm rear
- Spring rates: 4 kgf/mm front; 3.3 kgf/mm rear
- Upper mounts: Front: Rubber upper mount; rear: Reuse original upper mount
Toyota TANK CUSTOM M900A 2016.11-2020.08 — Japanese-market
- Original vehicle market: Japanese-market
- Engine displacement: 1000 cc
- Drive: Front-wheel drive
- Grade / application: G-T, G, GS
- Recommended front height change: -50 to -30 mm
- Recommended rear height change: -50 to -35 mm
- Maximum front adjustable range: -104 to -14 mm
- Maximum rear adjustable range: -61 to -30 mm
- TEIN reference setting: -40 mm front; -40 mm rear
- Spring rates: 4 kgf/mm front; 3.3 kgf/mm rear
- Upper mounts: Front: Rubber upper mount; rear: Reuse original upper mount
Toyota ROOMY M900A 2016.11-2020.08 — Japanese-market
- Original vehicle market: Japanese-market
- Engine displacement: 1000 cc
- Drive: Front-wheel drive
- Grade / application: G-T, G, GS, X, XS
- Recommended front height change: -50 to -30 mm
- Recommended rear height change: -50 to -35 mm
- Maximum front adjustable range: -104 to -14 mm
- Maximum rear adjustable range: -61 to -30 mm
- TEIN reference setting: -40 mm front; -40 mm rear
- Spring rates: 4 kgf/mm front; 3.3 kgf/mm rear
- Upper mounts: Front: Rubber upper mount; rear: Reuse original upper mount
Toyota ROOMY M900A 2020.09+ — Japanese-market
- Original vehicle market: Japanese-market
- Engine displacement: 1000 cc
- Drive: Front-wheel drive
- Grade / application: G-T, G, X
- Recommended front height change: -50 to -30 mm
- Recommended rear height change: -50 to -35 mm
- Maximum front adjustable range: -104 to -14 mm
- Maximum rear adjustable range: -61 to -30 mm
- TEIN reference setting: -40 mm front; -40 mm rear
- Spring rates: 4 kgf/mm front; 3.3 kgf/mm rear
- Upper mounts: Front: Rubber upper mount; rear: Reuse original upper mount
Toyota ROOMY CUSTOM M900A 2016.11-2020.08 — Japanese-market
- Original vehicle market: Japanese-market
- Engine displacement: 1000 cc
- Drive: Front-wheel drive
- Grade / application: G-T, G, GS
- Recommended front height change: -50 to -30 mm
- Recommended rear height change: -50 to -35 mm
- Maximum front adjustable range: -104 to -14 mm
- Maximum rear adjustable range: -61 to -30 mm
- TEIN reference setting: -40 mm front; -40 mm rear
- Spring rates: 4 kgf/mm front; 3.3 kgf/mm rear
- Upper mounts: Front: Rubber upper mount; rear: Reuse original upper mount
Toyota ROOMY CUSTOM M900A 2020.09+ — Japanese-market
- Original vehicle market: Japanese-market
- Engine displacement: 1000 cc
- Drive: Front-wheel drive
- Grade / application: G-T, G
- Recommended front height change: -50 to -30 mm
- Recommended rear height change: -50 to -35 mm
- Maximum front adjustable range: -104 to -14 mm
- Maximum rear adjustable range: -61 to -30 mm
- TEIN reference setting: -40 mm front; -40 mm rear
- Spring rates: 4 kgf/mm front; 3.3 kgf/mm rear
- Upper mounts: Front: Rubber upper mount; rear: Reuse original upper mount
Daihatsu THOR CUSTOM M900S 2016.11-2020.08 — Japanese-market
- Original vehicle market: Japanese-market
- Engine displacement: 1000 cc
- Drive: Front-wheel drive
- Grade / application: G, G SA II, G TURBO SA II
- Recommended front height change: -40 to -20 mm
- Recommended rear height change: -45 to -30 mm
- Maximum front adjustable range: -94 to -15 mm
- Maximum rear adjustable range: -56 to -25 mm
- TEIN reference setting: -30 mm front; -35 mm rear
- Spring rates: 4 kgf/mm front; 3.3 kgf/mm rear
- Upper mounts: Front: Rubber upper mount; rear: Reuse original upper mount
Installation and ordering
Use a suspension specialist for installation and wheel alignment. Follow the supplied instructions and check tyre, body and suspension clearance throughout steering and suspension travel. Optional EDFC electronics are sold separately.
Supplied to order. Contact GSM Performance for current availability and lead time before booking installation.
Product photograph
The supplier catalogue photograph shows selected components associated with this part number; it is not a complete contents layout.
Application data: TEIN UK catalogue for VSTE4-C1AS3.




