ACT XACT Streetlite Flywheel 2006-2021 WRX / 2005-2009 Legacy GT / 2006-2008 Forester XT

The 600890 ACT XACT Streetlite Flywheel is a lightweight, high-strength replacement flywheel designed to improve throttle response and acceleration. Constructed from chromoly steel with carefully distributed material, it provides excellent rigidity, heat tolerance, and durability. The one-piece design ensures uniform heat transfer from the clutch disc and eliminates issues like warped inserts or loose ring gears. Serviceable and resurfacing-friendly, it’s ideal for street or drag racing applications.

Specs

• Material: Chromoly Steel
• Friction Surface Diameter: 9.4 in / 240 mm
• Flywheel Type: Streetlite
• Tooth Quantity: 124
• Product Weight: 13.0 lbs
• SFI Rating: 1.1

Performance Characteristics

• Feel: Noticeably improved engine response and acceleration, OE to mild gear rattle
• Life: Heat-treated forging for strength and toughness, induction-hardened ring gear for maximum durability
• Quality: One-piece construction reduces failure points and ensures efficient heat transfer from the clutch disc
• Recommended Use: Street and race applications
• ACT Difference: Forged, CNC machined, and dynamically balanced for smooth high-RPM reliability

Note: 240mm upgrade. Must be used with ACT 240mm pressure plate SB020 or SB020X and corresponding ACT 240mm clutch disc (not included). Pilot bearing PB1004 included. Pressure Plate Bolts included (M8-1.25 x 16mm).