Multiquip 2031 Worm Gear & Crankshaft Assembly RH - OEM Replacement Part for Power Trowels

This right-hand worm gear and crankshaft assembly transfers engine power to the trowel arms, enabling proper blade rotation and pitch control for concrete finishing operations. The worm gear mechanism is critical for maintaining synchronized gearbox timing and smooth power transmission throughout the trowel's drivetrain.

As part of the spider and gearbox assembly, this component works with the thrust collar, thrust bearing, and trowel arms to deliver consistent concrete surface finishing. When troubleshooting issues like bouncing, rolled concrete, or uneven swirls in the finished surface, technicians should inspect the spider assembly and related components. If trowel arms show more than 1/8 inch (3.2 mm) of vertical travel at the tip, or if the thrust collar exhibits excessive tilt (more than 3/32 inch or 2.4 mm at the O.D.), replacement of spider components including the worm gear assembly may be necessary to restore proper operation.

This right-hand configuration is specifically designed for proper rotational direction and must be matched correctly during installation. Regular inspection of the gearbox shaft, wear plates, and associated hardware ensures optimal performance and prevents premature failure.

Compatible with the following Multiquip models:

• JRT Series Power Trowels

Genuine Multiquip OEM part, sold by an authorized dealer.