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ACT T1RS-B02 Mod-Twin 225 HD Sprung Race Twin Disc Clutch Kit

(2023-2026 Toyota GR Supra; 2016-2018 BMW 340i Base; 2017-2021 BMW M240i Base; 2016-2018 BMW 340i xDrive Base; 2017-2019 BMW 440i Base + 1 more model)

Manufacturer

Part Number

T1RS-B02
Sale Price

$1,963.39

2 left at this price

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Usually delivered within 2 days

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FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ACT T1RS-B02 Mod-Twin 225 Heavy Duty Sprung Race Clutch Kit is a high-performance twin-disc clutch system engineered for high-powered applications demanding aggressive launches, rapid shifting, and maximum torque capacity. Featuring puck-style ceramic friction surfaces paired with a sprung Mono-Drive hub assembly, this kit delivers exceptional torque handling while helping reduce torsional vibration and driveline shock.

Each diaphragm spring undergoes ACT's exclusive four-stage heat-treating process, ensuring consistent clamp load and long service life under the most demanding conditions. The fully modular design makes this kit rebuildable, with most components available for individual replacement to maximize cost-effectiveness over time.

Key Features:

  • 1,060 ft-lb torque capacity — 122% over OEM
  • Twin-disc ceramic puck-style friction design for superior heat tolerance and grip
  • Sprung Mono-Drive hub assembly for reduced torsional vibration and smoother engagement
  • Heavy Duty pressure plate with four-stage heat-treated diaphragm spring
  • CNC-machined and dynamically balanced flywheel for trouble-free installation
  • SFI 1.2 certified for competition use
  • 225mm (8.8") clutch disc diameter
  • Patented ACT Monoloc Collar for uniform bearing and pressure plate loading
  • Fully rebuildable and modular — most components available separately
  • 1.375" input shaft diameter

What's Included:

  • CNC-machined dynamically balanced flywheel
  • Heavy Duty pressure plate cover and diaphragm spring
  • Two ceramic puck-style friction discs
  • Sprung Mono-Drive hub assembly
  • Floater plate
  • Patented Monoloc Collar
  • Release bearing
  • Alignment tool
  • Pilot bearing (if applicable)

The ACT T1RS-B02 is backed by a 12-month warranty and is built to ACT's stringent quality standards — 100% clamp load tested and dynamically balanced before leaving the factory.

Products specifications

Fits

2023-2026 Toyota GR Supra; 2016-2018 BMW 340i Base; 2017-2021 BMW M240i Base; 2016-2018 BMW 340i xDrive Base; 2017-2019 BMW 440i Base; 2017-2019 BMW 440i xDrive Base

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A dealership broke one of the parts of a rim I have on a car and needed a part in a pinch! Price was great and shipping was incredibly fast! Really happy with the selection and listing such a specific part, other sites just listed part numbers without pictures so THmotorsports made it easy to trust.

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