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Clutch Masters 15017-TDFR-SHV FX850 Strapped Twin Disc Clutch Kit with Steel Flywheel

(2004-2014 Subaru Impreza WRX STI; 2006-2009 Subaru Legacy GT spec.B; 2013-2021 Subaru WRX STI)

Manufacturer

Part Number

15017-TDFR-SHV
Sale Price

$2,318.42

Estimated ship date Friday, November 20

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Clutch Masters FX850 Strapped Twin Disc Clutch Kit represents a breakthrough in high-performance clutch technology, specifically engineered to bridge the gap between single disc street driveability and extreme racing capability. This complete kit includes a precision-machined steel flywheel and hydraulic release bearing for push-type conversion applications.

Advanced Strapped Design:

Unlike traditional twin disc clutches, the FX850 Strapped utilizes drive straps to isolate the pressure plate and mid-plate between the two discs, virtually eliminating chatter and providing smooth engagement for extended street use. This proven methodology delivers a clutch that can be driven comfortably on the street while withstanding punishment on the track, all with manageable pedal pressure.

Key Features:

  • 8.5-inch (216mm) twin disc design optimized for smaller bell-housing applications
  • Billet aluminum cover assembly machined and Type 3 hard anodized for maximum strength
  • 25% more tensile strength than cast competitors with only .003 inches of flex versus .030 inches in cast units
  • One sprung ceramic disc and one rigid disc configuration for optimal power transfer
  • QR (Quick Release) pressure plate system with three spring-loaded bolts for smooth, even engagement
  • Steel flywheel precision CNC-machined from 1045 steel billet and zero-balanced
  • Hydraulic release bearing included for push-type conversion setup
  • 50% increase in pedal pressure compared to stock (application dependent)
  • Designed and manufactured in the USA

Technical Specifications:

  • Disc Diameter: 8.5 inches (216mm)
  • Flywheel Material: 1045 steel billet
  • Cover Material: Billet aluminum, Type 3 hard anodized
  • Configuration: Twin disc with strapped design
  • Release Type: Push-style with hydraulic bearing
  • Includes: Steel flywheel, hydraulic release bearing, complete hardware

Performance Benefits:

The billet aluminum construction eliminates flex that wastes pedal travel, ensuring all driver input is used solely to engage and disengage the clutch. This results in consistent, confident clutch operation and superior clamping force across the entire disc area. The FX850 Strapped holds tremendous horsepower and torque while maintaining street driveability that was previously impossible with traditional twin disc designs.

Important Installation Note:

This is a complete conversion kit designed to work exclusively with the included Clutch Masters steel flywheel. It will not work with OEM flywheels. Professional installation is recommended to ensure proper setup and break-in procedures are followed.

Products specifications

Fits

2004-2014 Subaru Impreza WRX STI; 2006-2009 Subaru Legacy GT spec.B; 2013-2021 Subaru WRX STI

Alignment Tool Included

Yes

Flywheel Included

Yes

Pressure Plate Bolts Included

Yes

Flywheel Bolts Included

No

Flywheel Material

Steel

Easy to use website, good prices.

Great experience, fast communication and quality products!

easy to use and good pricing! Chat was great too!

Everything went great. thanks, Randy

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