Action Clutch ACR-1817-FFW Stage 2 Kev. Clutch Kit for 2018-2021 Subaru WRX

Vehicle Fitment

2018-2021 Subaru WRX 2.0L FA20DIT Turbo AWD (6-Speed Manual)

Fitment Notes

• 6-speed manual transmission only
• VIN must start with J*806877 (revised flywheel)
• Compatible with 2018-2021 WRX OEM flywheel
• If VIN does not start with J*806877, use ACR-1817 (2015-2018 kit)
• See Subaru TSB 03-79-18R for flywheel information
• Recommended break-in: 1,000 miles
• Not recommended for drag racing or drifting

Features

• Stage 2 (1KS) performance clutch kit
• 110% increased holding capacity over factory
• Steel-backed full face Kevlar friction material
• Single diaphragm heavy-duty pressure plate
• OEM-like pedal feel with smooth engagement
• Fully enclosed spring retainers protect against spring failure
• Sprung hub for easy, comfortable engagement
• 4-stage heat treated diaphragm springs
• Ductile iron friction plate on pressure plate
• Reinforced heavy-duty drive straps
• 100% dynamically spin balanced
• American grade rivets throughout
• Extended lifespan and superior heat dissipation
• Ideal for bolt-on builds, cams, or mild boost/nitrous

Specifications

• Brand: Action Clutch
• Part Number: ACR-1817-FFW
• Series: Stage 2 (1KS)
• Type: Single Disc Clutch Kit
• Disc Type: Full Face Kevlar Sprung
• Friction Material: Steel-Backed Kevlar
• Pressure Plate: Single Diaphragm Heavy-Duty
• Hub Type: Sprung
• Holding Capacity: 110% over factory
• Pedal Feel: Light with smooth engagement
• Application: Street/Track (circuit, time attack, road racing)
• Break-In Period: 1,000 miles
• Warranty: Action Clutch Standard Limited Warranty
• Made in USA

Included Components

• (1) Stage 2 Kevlar sprung clutch disc
• (1) Single diaphragm HD pressure plate
• (1) Release bearing
• (1) Pilot bearing/bushing (when applicable)
• (1) Clutch alignment tool
• (1) Installation information sheet
• (1) Action Clutch swag kit

Product Description

The Action Clutch ACR-1817-FFW Stage 2 (1KS) clutch kit delivers 110% increased holding capacity for 2018-2021 Subaru WRX models equipped with the 6-speed manual transmission. This kit features reinforced steel-backed full face Kevlar friction material paired with a single diaphragm heavy-duty pressure plate that maintains an OEM-like pedal feel with super smooth engagement after proper break-in. The Kevlar material provides extended lifespan, excellent heat dissipation, and reliable performance for street driving with occasional track use. Patented fully enclosed spring retainers protect your drivetrain from spring failure. Each kit is quality checked and signed off by Action Clutch engineers with over 50 years of combined experience. Designed and assembled in the USA.