Heavy-Duty Throttle Motors & Stepper Motor Assemblies

If your excavator is experiencing erratic engine speeds or a complete loss of throttle response, a faulty replacement throttle motor is often the culprit. As the critical link between your control system and the engine's fuel delivery, a precision-engineered stepper motor ensures accurate RPM management and smooth operation. BeeSpareParts provides high-performance throttle actuators designed to withstand the high-vibration and extreme temperatures found in heavy-duty machinery.

Engine control issues can sometimes involve more than just the motor. To ensure a complete repair, we suggest inspecting your for fraying or checking our and for potential signal errors. Our throttle motor assemblies are built with high-quality internal gears and moisture-sealed housings to prevent common failures caused by dust and water ingress, offering a cost-effective alternative to expensive OEM units.

Whether you need a throttle motor for an excavator, a wheel loader, or a stationary engine, our parts are rigorously tested for plug-and-play compatibility and are ready for fast international shipping. Keep your machine responding perfectly—order your heavy-duty throttle solution today.

Fits for:

• Engine & Model Series: 4BT, 6BT, 4D95, 6D102, 6D107, S6K, S4K, J05E, J08E, 4HK1, 6HK1.

• Equipment Models: ZX, PC, SK, EC, EX series excavators, backhoes, and industrial power units.