ACT SB8-HDSS Heavy-Duty Street Sprung Clutch Kit for 2013-2020 BRZ / FR-S / 86

Vehicle Fitment

• 2013-2020 Subaru BRZ (2.0 L)
• 2013-2016 Scion FR-S (2.0 L)
• 2017-2020 Toyota 86 / GR86 (2.0 L)

Features

• Heavy-Duty diaphragm pressure plate for strong clamp force and long life
• Sprung street disc made from premium organic friction material
• High copper content in disc for improved heat transfer
• Steel-backed lining for burst strength and durability
• Reduced marcel design for quick, positive shifting
• Light to moderate pedal effort for comfortable street driving
• OE-to-mild gearbox rattle typical of sprung street setups
• 100% clamp-load tested and dynamically balanced for dependable high RPM performance

Specifications

• Part Number: SB8-HDSS
• Torque Capacity: ~270 ft-lbs
• Torque Increase Over OE: ~70%
• Disc Diameter: 8.8" / 224 mm
• Input Shaft: 1.000", 24 splines
• Flywheel: Prolite (lightweight) included
• Pressure Plate: Heavy-Duty diaphragm, four-stage heat treated
• Product Weight: ~24.9 lb

Included Components

• 1 x Heavy-Duty diaphragm pressure plate
• 1 x Sprung street organic clutch disc
• 1 x Lightweight Prolite flywheel
• 1 x Clutch alignment tool
• 1 x Release bearing
• 1 x Pilot bearing

Product Description

The **ACT SB8-HDSS** is a high-quality clutch kit designed for drivers who want reliable, performance-capable engagement without sacrificing daily drivability. Its Heavy-Duty diaphragm pressure plate provides strong, consistent clamp force, while the sprung organic disc offers smooth engagement and excellent heat tolerance.

Built with a premium organic friction material rich in copper, the disc handles thermal stress well and maintains durability under spirited driving. The reduced marcel design lets you shift quickly and responsively. Despite the performance focus, the pedal effort remains light to moderate - ideal for both street driving and occasional performance use.

This kit comes with a lightweight Prolite flywheel to reduce rotating mass and enhance throttle response. Each clutch assembly is 100% clamp-load tested and dynamically balanced, ensuring smooth operation even at high engine speeds. Whether you're tuning your BRZ, FR-S, or 86 or just want an upgraded clutch with longevity, the SB8-HDSS is a dependable choice.