TEIN VSN20-K1LS4 Mono Racing Coilover Kit Nissan 240SX 180SX S13

The TEIN Mono Racing coilover kit represents a purpose-built suspension solution engineered for drivers who demand track-proven performance. Developed using data from TEIN's flagship Super Racing model and extensive motorsports experience, this kit delivers spring rates and damping characteristics specifically optimized for aggressive driving on both road courses and winding back roads.

Advanced Monotube Design:

• Monotube construction with proprietary "Upright Strong Tube" structure for superior lateral stiffness
• ADVANCE M.S.V. (Micro Speed Valve) technology for precise damping control in micro-speed ranges
• 16-level damping force adjustment for simultaneous compression and rebound tuning
• Independent ride height adjustment via threaded shock body, separate from spring preload
• Compatible with optional EDFC electronic damping controller (sold separately)

Precision Alignment Features:

• Camber and caster adjustable pillow ball upper mounts for front struts
• Stepless camber adjustment with 4-step caster adjustment
• Eccentric washer camber adjustment at lower brackets
• Spring rates: Front 12kg, Rear 10kg

Professional-Grade Construction:

• Manufactured in Yokohama, Japan with TEIN's proprietary ZT coating and powder coating for maximum corrosion resistance
• High-durability dust boots protect piston rods from debris and damage
• Specially formulated damper oil maintains stable viscosity across all temperature ranges
• Complete kit includes application-specific upper mounts and hardware

Made in Japan and backed by TEIN's decades of motorsports development, these coilovers provide the precise feedback and control demanded by serious track enthusiasts while remaining streetable for daily driving duties.