Cusco 386 64R CB Sport R Coilover Kit Monotube 24-Way Adjustable Suspension

The Cusco Sport R Coilover Kit is a high-performance monotube suspension system designed for competitive motorsports and track enthusiasts. Engineered with precision by Cusco Japan, this coilover kit delivers professional-grade adjustability and handling performance optimized for use with high-grip sport and track compound tires.

Key Features:

• Monotube Construction: Single-cylinder shock absorber design with larger piston diameter provides superior heat dissipation, consistent damping characteristics, and responsive performance under heavy loads
• 24-Way Damping Adjustment: Ultra-precision needle valve system enables precise tuning of compression and rebound damping to match driving conditions and driver preference
• Full-Length Adjustable Ride Height: Coaxial length adjustment system allows independent ride height adjustment without affecting suspension stroke or spring preload, maintaining optimal geometry at any setting
• Cusco Blue Springs: Advanced shot-peened springs with anti-sagging metallurgy deliver consistent performance and exceptional durability in motorsports applications
• Performance Spring Rates: Front 9 kg/mm, Rear 8 kg/mm with optional rates available (Front: 7/8/10/11/12 kg/mm; Rear: 7/9/10/12 kg/mm)
• Adjustable Camber: Front camber-adjustable pillow ball upper mounts enable precise alignment tuning for enhanced cornering performance
• Rubber Spring Seats: Balanced design provides compliance for street usability while maintaining track-level performance

This complete coilover system is engineered for drivers who demand circuit-level performance with the flexibility to dial in their suspension setup. The Sport R series represents Cusco's extensive motorsport experience, incorporating knowledge gained from racing, rallies, and time attack competitions. Each kit can be overhauled and accepts optional accessories including rigid aluminum spring seats and damper adjustment adapters.