OS Giken R Series Triple Clutch Kit Nissan Skyline GT-R R34 26 Spline (R3C) 1999-2002 | NS221-CH51

Vehicle Fitment

• 1999–2002 Nissan Skyline GT-R (R34)
• 26-spline manual transmission

Installation Notes:

• Includes clutch assembly and flywheel
• Requires OEM pilot bearing or pilot bushing
• Requires Nissan flywheel bolts (6) – Part Number 12315-04U00
• Recommended alignment tool: OS Giken NS201-FB6

Built for extreme horsepower and competition use, the OS Giken NS221-CH51 R3C Triple Plate Clutch Kit is the highest-capacity clutch in the OS Giken lineup. Designed specifically for the Nissan Skyline GT-R R34 with a 26-spline transmission, this clutch system is engineered to withstand the immense torque and heat generated by high-powered drag, drift, and circuit racing applications.

Featuring OS Giken's exclusive floating dampened center hub design, the R3C minimizes drivetrain shock while delivering exceptional holding power. Capable of supporting up to approximately 1,100 lb-ft of torque, it is an ideal choice for heavily modified RB26-powered vehicles.

Product Features

• Manufacturer: OS Giken
• Part Number: NS221-CH51
• Series: R3C Triple Plate Clutch
• Triple-plate clutch assembly with flywheel
• Designed for 26-spline transmissions
• Floating dampened center hub design
• High-capacity racing clutch system
• Exceptional heat resistance
• Engineered for extreme horsepower applications
• Direct-fit performance clutch system

Performance Benefits

• Supports up to approximately 1,100 lb-ft of torque
• Outstanding holding power for high-horsepower builds
• Handles extreme heat generated during racing
• Floating hub design helps reduce drivetrain shock
• Fast, consistent engagement under heavy load
• Designed for drag racing, drifting, and circuit competition
• Proven reliability in demanding motorsports

Why Choose the OS Giken R3C?

The OS Giken R3C Triple Plate Clutch is designed for enthusiasts and professional racers who demand maximum clutch performance. Its advanced floating center hub design helps absorb drivetrain shock while maintaining exceptional torque capacity, making it an excellent solution for extreme RB26 builds where reliability is just as important as holding power.