OEMTOOLS 25557 Flywheel Locking Tool for Duramax Engines

The OEMTOOLS 25557 Flywheel Locking Tool is designed to securely lock the flywheel in place while removing the harmonic balancer on 6.6L Duramax engines equipped with Allison automatic transmissions. This tool saves time by allowing you to secure the flywheel at the transmission, eliminating the need to remove the starter for water pump replacement. It features a 36 mm 12-point socket with a 3/4 square drive, making it ideal for removing the harmonic balancer bolt and retorquing during installation. The included toothed pieces with screws are compatible with Duramax 4500 and 5500 trucks, ensuring a reliable and efficient operation. • Locks flywheel in place for easy harmonic balancer removal • Saves time by securing flywheel at transmission • 36 mm 12-point socket with 3/4 square drive • Compatible with Duramax 4500/5500 trucks • Eliminates need to remove starter for water pump replacement