The Hustler Extension Spring (Part #604490) is a genuine OEM component designed to maintain optimal tension in the drive system of select Hustler zero-turn mowers. Measuring 3.00 inches in length and 0.50 inches in diameter, this extension spring ensures smooth and efficient operation by controlling the tension of the pump belt from the idler arm. Replacing a worn or damaged spring is crucial for preserving the performance and longevity of your mower.
Fitment:
Hustler Raptor Series:
- Raptor
- Raptor SD
- Raptor SDX
- Raptor Limited
- Raptor Flip-Up