The ACT 601510 XACT Streetlite flywheel is a lightweight, one-piece flywheel for the 2023-2026 Toyota GR Corolla. It is forged from heat-treated steel with an induction-hardened ring gear, then CNC machined and dynamically computer balanced for smooth, reliable high-RPM operation and noticeably improved engine response. It is recommended for both street and race use.
- Type: XACT Streetlite flywheel
- Construction: one-piece forged, heat treated
- Ring gear: induction hardened
- Balance: CNC machined, dynamically computer balanced
- Use: street and race
- Part number: 601510
Vehicle Applications
- 2023 Toyota GR Corolla
- 2024 Toyota GR Corolla
- 2025 Toyota GR Corolla
- 2026 Toyota GR Corolla
FAQ
What does a lighter flywheel do?
A lighter flywheel reduces rotating mass for quicker engine response and acceleration, with some additional gear rattle compared to a stock flywheel.
Is the 601510 one piece?
Yes. The one-piece forged construction resists warped inserts and loose ring gears for long life.
Is it for street or race use?
ACT recommends it for both street and race use.

