TEIN GST04-8USS2 Street Basis Z Coilover Kit

The TEIN Street Basis Z Coilover Kit is an affordable, high-quality suspension solution engineered for enthusiasts seeking improved handling and adjustable ride height. This complete kit features twin-tube damper construction that delivers an optimal balance between comfort and performance for both daily driving and spirited street use.

Key Features:

• Twin-tube damper design provides longer stroke with smoother operation compared to mono-tube systems
• Thread-type ride height adjustment via lower spring seat for easy tuning
• Shortened shell case design maintains optimum damper stroke at lowered ride heights
• Fixed damping tuned specifically for street performance and comfort
• Front spring rate: 224 lbs/in (4 kg/mm) | Rear spring rate: 392 lbs/in (7 kg/mm)
• Front spring length: 175mm | Rear spring length: 230mm
• Ride height adjustment range: Front -25mm to -45mm | Rear -30mm to -50mm
• Uses OEM upper mounts (front and rear)
• ZT coating on threaded adjustment sleeve provides superior corrosion and abrasion resistance
• TEIN-green powder coating with patented 2-Layer, 1-Bake method for exceptional rust protection
• High-performance damper oil maintains stable viscosity across wide temperature ranges
• Made in Japan under strict quality control by highly trained suspension engineers

The Street Basis Z represents TEIN's commitment to delivering race-proven suspension technology at an accessible price point. Each kit is test-fitted and road-tested to ensure proper fitment and performance characteristics. Not compatible with EDFC electronic damping adjustment systems.