TEIN GST60-91SS2 Street Advance Z Coilover Suspension Kit

The TEIN Street Advance Z Coilover Kit (GST60-91SS2) delivers exceptional performance and adjustability at an affordable price point. Designed for street use, this complete coilover suspension system provides the perfect balance of comfort and handling for daily driving and spirited weekend use.

Key Features:

• 16-way adjustable damping force for customized ride comfort and handling characteristics
• Thread-type ride height adjustment via lower spring seat allows easy suspension tuning
• Twin-tube damper design delivers longer stroke and reduced repulsive force for superior ride comfort
• Front spring rate: 672 lbs/in (12.0 kgf/mm), Rear spring rate: 392 lbs/in (7.0 kgf/mm)
• Cold-formed SAE9254 steel springs with minimum tensile strength of 200 kgf/mm² for sag-proof resilience
• ZT coating surface treatment on adjustment threads provides superior abrasion and corrosion resistance
• TEIN-green powder coating offers excellent rust protection that won't peel or flake
• Fully sealed damper structure with crimped metal top reduces production costs without sacrificing quality
• High-performance damper oil maintains stable viscosity across broad temperature ranges
• EDFC compatible for electronic damping force adjustment from the driver's seat
• Reuses OEM upper mounts (not included in kit)

The Street Advance Z represents TEIN's commitment to providing high-quality performance suspension at an accessible price. The twin-tube design ensures smooth operation on varied road surfaces, while the adjustable damping allows you to fine-tune your setup from comfortable daily commuting to more aggressive driving dynamics. Durable dust boots protect the piston rod from debris and damage, ensuring long-lasting performance in all conditions.