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Clutch Masters Clutch Masters 93-98 Nissan Skyline RB25DET Eng. ( Japan Motor & Trans) Alum. Flywheel
Clutch Masters Clutch Masters 93-98 Nissan Skyline RB25DET Eng. ( Japan Motor & Trans) Alum. Flywheel
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Clutch Masters 93-98 Nissan Skyline RB25DET Eng. ( Japan Motor & Trans) Alum. Flywheel

CLMFW-620S-AL
FW-620S-AL
Flywheels
1 Units In Stock - Ships Next Business Day
$ 519.75 $ 441.79
$ 441.79

SKU: FW-620S-AL

Clutch Masters 93-98 Nissan Skyline RB25DET Eng. (Japan Motor & Trans) Alum. Flywheel

This Clutch Masters aluminum flywheel upgrades 1993-1998 Nissan Skyline RB25DET engines and other RB-series Skylines including R32 and R34 models. Crafted from 6061 billet aluminum it drops rotational mass from stock 22 lbs to 9.2 lbs for quicker engine revs sharper throttle response and faster acceleration. Precision engineering ensures seamless fit with factory clutches for street or track driving.

Key Features

  • 6061 Billet Aluminum Construction: Provides strength at half the stock weight reducing rotational inertia for immediate power gains and smoother shifts
  • CNC Precision Machined: Ensures perfect balance and true spin with zero defects for reliable high-RPM performance
  • Type 3 Hard Anodized Finish: Delivers corrosion resistance and extended wear life even under racing conditions
  • Zero Balanced Design: Factory balanced to OEM specs prevents vibrations and supports aggressive driving
  • SFI 1.2 Certified: Meets motorsport safety standards for track use with single or twin disc clutches

Product Notes

  • R34 GT-R with 6-speed pull-style clutch requires part FW-620S-1SF instead
  • Compatible with factory clutch kits or Clutch Masters FX100-FX500 series
  • Ships as special order item with secure packaging

Installation Notes

  • Professional installation recommended.
  • Requires flywheel alignment tool for proper seating
  • Uses OEM mounting hardware and pilot bearing

This Part Fits

Year Make Model Submodel
1989-1994 Nissan Skyline GT-R R32 RB26DETT
1989-1993 Nissan Skyline R32 RB20DET
1993-1998 Nissan Skyline R33 RB25DET
1993-1998 Nissan Skyline GT-R R33 RB26DETT
1998-2001 Nissan Skyline R34 RB25DE
1998-2001 Nissan Skyline GT-T R34 RB25DET

Why Choose Clutch Masters?

  • Designed and manufactured in USA with CAD engineering and in-house Haas CNC machining
  • Every flywheel hand-assembled and double-checked for tolerances
  • Proven in motorsports with black oxide or anodized finishes for durability

Frequently Asked Questions

  • Q: Does this fit R33 Skyline RB25DET with stock clutch?
    A: Yes it bolts directly to 1993-1998 R33 RB25DET and works with factory clutch for plug-and-play install
  • Q: What finish protects the aluminum?
    A: Type 3 hard anodizing covers the 6061 aluminum for heat and wear resistance
  • Q: Is installation straightforward?
    A: Professional install advised uses OEM hardware and includes SFI certification for safety

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: 14 x 14 x 4 inches box
  • Weight: 9.2 lbs product 11 lbs shipping

Request For Information

Have questions about Clutch Masters 93-98 Nissan Skyline RB25DET Eng. ( Japan Motor & Trans) Alum. Flywheel? Fill out the form below and we'll get back to you by the next business day.
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