SKU: CSN23SST
Spec 85-89 Nissan Skyline R31 / 89-94 Skyline R32 / 93-98 Skyline R33 Super Twin SS-Trim Clutch Kit
This SPEC Super Twin SS-Trim Clutch Kit (SN23SST) bolts on to 1985-1989 Nissan Skyline R31 1989-1994 R32 and 1993-1998 R33 models with RB20DET RB25DET RB26DETT engines. Twin disc design delivers 925 ft/lbs torque capacity for drag racing street driving or track use. SS-Trim full facing provides consistent grip and heat resistance during hard launches.
Key Features
- Twin Disc Setup: Doubles surface area for 925 ft/lbs torque handling and progressive engagement to reduce drivetrain shock
- SS-Trim Full Facing: Stainless steel backed cerametallic material resists warping and glazing under high heat loads
- Sprung Hub Design: Six springs per disc dampen vibrations for smoother shifts and longer transmission life
- Complete Kit Contents: Includes dual discs pressure plate heavy duty throwout bearing pilot bearing and alignment tool
- Direct Bolt-On Fit: Matches OEM spline count 240mm diameter for R31 R32 R33 Skylines no modifications needed
Product Notes
- Pair with SPEC flywheel for best results resurface OEM flywheel if reusing
- Follow 500 mile break-in no launch control or high RPM use
- Heavy duty packaging protects components during transit
Installation Notes
- Professional installation recommended.
- Requires clutch alignment tool included torque pressure plate bolts to 18-22 ft/lbs
- Compatible with OEM or lightweight flywheels 10-spline input shaft
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1985-1989 | Nissan | Skyline | R31 GTS GTS-R RB20DET |
| 1989-1994 | Nissan | Skyline | R32 GTS-t GT-R RB20DET RB25DET RB26DETT |
| 1993-1998 | Nissan | Skyline | R33 GTS-t GT-R RB25DET RB26DETT |
Why Choose SPEC?
- Backed by decades of drag racing wins and JDM import dominance
- USA-made with premium materials for daily and competition durability
- Precision machined components ensure perfect balance and fit
Frequently Asked Questions
-
Q: Will this fit my R32 GT-R RB26DETT?
A: Yes direct fit for 1989-1994 R32 GT-R GTS-t models with 240mm clutch 10-spline input shaft -
Q: What clutch material is used?
A: SS-Trim cerametallic full facing on both discs with stainless steel backing for superior heat dissipation and longevity -
Q: What is the warranty?
A: SPEC Direct Clutch warranty covers defects in materials workmanship contact SPEC for details
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure box 15 x 15 x 7 inches
- Weight: 26.5 lbs
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