ACT XACT Single Mass StreetLite Flywheels provide significantly improve engine response and acceleration when compared to the heavy stock dual-mass flywheel. Many competitor flywheels are too light, fragile and expensive. ACT offers exactly what performance enthusiasts need. SFI certified for safety. 24.5lbs and single mass design for much better response and driveability. 

All XACT StreetLite Flywheels are true one-piece designs CNC machined from forged Chrome-moly which is stronger and more durable than billet steel or aluminum.

* Recommended for Street and Drag Use
* Maximum gear life - Gear will not Wear Out or Fall Off
* Serviceable - Can be Resurfaced with no Need to Purchase Additional Parts
* Chrome-Moly Forgings are Three Times More Rigid than Aluminum
* Quick Throttle Response and Acceleration
* Considerably Lighter than Stock- 24.5 lb weight
* Most Durable Flywheel Available
* Good Drivability

135i/335i ACT Flywheel