All ACT flywheels are made from forged Chrome-Moly Steel which is stronger than cast iron, billet steel or aluminum, CNC Machined to exact tolerances. Featuring induction hardened integral ring gear, durable and thick enough to be resurfaced. The StreetLight weighs only 13.8lbs for enhanced engine response. Certified SFI Specification 1.1 - Legal for racing.
Note: Includes necessary installation hardware but requires counterweight (sold separately, see below).

ACT StreetLite Flywheel 04-11 Rx8 - 13.8lbs (SFI Certified)
Price: $262.34

 

 

All Like the ACT flywheel, the Bönez flywheels are made from forged Chrome-Moly Steel and CNC Machined to exact tolerances. Featuring induction hardened integral ring gear and are thick enough to be resurfaced. The Bönez Light flywheel weighs 13.8lbs for enhanced engine response.
Note: Includes necessary installation hardware but requires counterweight (sold separately, see below).

Bönez Light Flywheel 04-11 Rx8 - 13.8lbs
Price: $239.12

 

 

All ACT flywheels are made from forged Chrome-Moly Steel which is stronger than cast iron, billet steel or aluminum, CNC Machined to exact tolerances. Featuring induction hardened integral ring gear, durable and thick enough to be resurfaced. Certified SFI Specification 1.1 - Legal for racing. The ProLite Flywheel is lighter than the StreetLite and weighs 11.6lbs, offering quicker engine response with a slight compromise in drivability.
Note: Includes necessary installation hardware but requires counterweight (sold separately, see below).

ACT ProLite Flywheel 04-11 Rx8 - 11.6lbs (SFI Certified)
Price: $291.60

 

 

All Like the ACT flywheel, the Bönez flywheels are made from forged Chrome-Moly Steel and CNC Machined to exact tolerances. Featuring induction hardened integral ring gear, durable and thick enough to be resurfaced. The Bönez SuperLight Flywheel is the lightest flywheel designed for steet driven cars. It weighs only 9.6lbs and is intended for cars that are primarily used for track days and autocross. It can be driven on the street with a slight compromise in low RPM drivability.
Note: Includes necessary installation hardware but requires counterweight (sold separately, see below).

Bönez SuperLight Flywheel 04-11 Rx8 - 9.6lbs
Price: $278.40

 

 

The Rx8 rear counterweight is required when upgrading to a performance flywheel. It is compatible with all years of the Renesis engine and all Rx8 models (04-11). This counterweight works with ACT and all other performance flywheels for the Rx8.

Rx8 rear counterweight 04-11 models
Price: $139.95