SKU: actT1S-S07 ACT Mod Twin HD Street Kit with Unsprung Mono-Drive Hub for 04-20 Subaru WRX/STI

ACT Mod Twin HD Street Kit with Unsprung Mono-Drive Hub for 04-20 Subaru WRX/STI

The T1S-S07 Mod-Twin 225 HD Rigid Street Kit offers exceptional performance for high-powered AWD vehicles, blending an effortless pedal feel with smooth yet firm engagement and rapid shifting. This innovative modular design combines dual organic friction surfaces with a durable, no-nonsense rigid Mono-Drive hub, ensuring optimal torque transfer and long-lasting reliability. Featuring steel-backed friction plates with premium organic materials, the kit provides a stable friction coefficient, excellent heat capacity, and extended clutch life.

Engineered for strength and durability, the chrome-moly Mono-Drive hub is heat-treated and designed with a continuous spline to reduce input shaft wear. The lightweight, rigid assembly allows for quicker shifts and dependable service, while the diaphragm spring undergoes a specialized four-stage heat treatment process for added resilience. The kit includes a CNC-machined, dynamically balanced flywheel, pressure plate cover, diaphragm spring, ceramic puck-style friction plates, Mono-Drive hub, floater, patented Monoloc Collar, release bearing, alignment tool, and pilot bearing (if needed). All Mod-Twin clutches are fully rebuildable, with most components available for separate purchase.

Experience enhanced performance, reliability, and serviceability with the T1S-S07 Mod-Twin 225 HD Rigid Street Kit – the ultimate choice for demanding drivers and high-powered AWD systems.

Important Note About Vehicle Fitment

Our vehicle fitment selection tool is currently in development, and we’re working hard to ensure the accuracy of our data. While most models and trims should be correct, there may be some instances where fitment information is incomplete or an alternative option is available.

If you’re unsure about the compatibility of a part with your vehicle, please don’t hesitate to reach out to us for assistance. Our team is here to help you find the perfect fit!