Description
The ACT Mod-Twin 225 XT Sprung Street Clutch Kit is engineered for high-horsepower AWD street and street/strip vehicles that demand exceptional torque holding capability, outstanding durability, and superior drivability. Designed specifically for the Nissan Skyline GT-R R34, this premium twin-disc clutch system combines ACT's Xtreme pressure plate technology with a sprung Mono-Drive hub assembly to deliver remarkable performance while maintaining a comfortable street-friendly driving experience.
Capable of handling up to 875 ft-lbs of torque, the Mod-Twin 225 XT Sprung Street Kit offers approximately 118% greater torque capacity than the factory clutch system. Its dual organic friction surfaces provide smooth engagement and long service life, while the sprung hub assembly reduces driveline shock and torsional vibration for improved drivetrain protection and enhanced input shaft longevity.
ACT's modular twin-disc design is fully rebuildable and serviceable, making it an ideal long-term solution for enthusiasts seeking maximum performance without sacrificing reliability or daily drivability.
Features
- Twin-disc clutch system designed for high-powered AWD vehicles
- Rated for up to 875 ft-lbs of torque capacity
- Approximately 118% greater torque capacity than OE clutch systems
- ACT Xtreme pressure plate for increased clamping force
- Sprung Mono-Drive hub assembly reduces driveline shock
- Helps extend transmission input shaft life
- Premium organic friction materials for excellent street manners
- Soft, progressive engagement characteristics
- Light pedal effort despite increased torque capacity
- Smooth shifting operation
- Steel-backed friction plates for enhanced durability
- Exclusive four-stage heat-treated diaphragm spring
- CNC-machined and dynamically balanced flywheel included
- Fully rebuildable modular clutch system
- Replacement components available separately
- SFI 1.2 certified
- 100% clamp-load tested and dynamically balanced
- Ideal for street and street/strip applications
Included Components
- CNC-machined flywheel
- Pressure plate cover
- Diaphragm spring
- Clutch face
- Puck-style ceramic friction plates
- Sprung Mono-Drive hub assembly
- Floater plate
- Patented Monoloc Collar
- Release bearing
- Alignment tool
- Pilot bearing (when required)
Performance Characteristics
Engagement Feel
- Soft progressive engagement
- Light pedal effort
- Smooth shifting performance
- OE-level to mild transmission gear noise
Durability
- Forged aluminum cover construction
- Heavy-duty sprung Mono-Drive hub assembly
- Hardened wear points
- Premium friction materials
- Built to withstand demanding high-performance applications
Quality Engineering
- Excellent heat capacity and thermal stability
- Precision manufacturing tolerances
- Robust twin-disc architecture
- Consistent torque transfer under extreme loads
- Fully serviceable and rebuildable design
Specifications
| Specification | Details |
|---|---|
| Product | ACT Mod-Twin 225 Extreme Sprung Street Clutch Kit |
| Part Number | T2SS-N04 |
| Torque Capacity | 875 ft-lbs |
| Torque Capacity Increase Over OE | 118% |
| Disc Material | Organic |
| Disc Diameter | 8.8 in (225 mm) |
| Disc Diameter | 225 mm |
| Input Shaft Diameter | 1 in |
| Pressure Plate Type | Xtreme |
| Product Weight | 29.5 lbs |
| SFI Certification | 1.2 |
| Recommended Use | Street / Street-Strip |
| Warranty | 12 Months |
| UPC | 00842385028664 |
Vehicle Fitment
Nissan Skyline GT-R R34 (JDM)
- 1999 Nissan Skyline GT-R R34 [JDM] – 2.6L Inline-6 Turbocharged (RB26DETT), AWD
- 2000 Nissan Skyline GT-R R34 [JDM] – 2.6L Inline-6 Turbocharged (RB26DETT), AWD
- 2001 Nissan Skyline GT-R R34 [JDM] – 2.6L Inline-6 Turbocharged (RB26DETT), AWD
- 2002 Nissan Skyline GT-R R34 [JDM] – 2.6L Inline-6 Turbocharged (RB26DETT), AWD
Why Choose the ACT Mod-Twin 225 XT Sprung Street?
The ACT Mod-Twin 225 XT Sprung Street Clutch Kit is designed for drivers who require exceptional torque capacity without compromising street drivability. By combining ACT's Xtreme pressure plate, dual organic friction discs, and sprung Mono-Drive hub technology, this clutch system delivers outstanding power handling, smooth engagement, reduced driveline shock, and long-term reliability. Its rebuildable modular construction and proven ACT engineering make it an ideal upgrade for high-performance Nissan Skyline GT-R R34 street and street/strip builds.
