321-9994 116.7 mm Long Fan Drive
Cat® Engine Fan Drive
Description
The engine fan drive is a mechanical component that connects the engine to the cooling fan, transmitting power and controlling fan operation. It operates through a belt drive system with a tensioning mechanism to maintain proper belt tension. Some fan drives may have a clutch or pulley system for better control. The main function of the fan drive is to regulate the rotation of the cooling fan, which draws air through the radiator to help cool the engine. It can engage or disengage the fan as needed in response to changes in engine temperature. The engine fan drive is durable and reliable and can withstand demanding conditions, ensuring efficient cooling and excellent engine performance.
Features
- Ensures efficient heat dissipation and maintains proper operating temperature.
- Minimizes noise and vibration produced during operation.
Applications
The engine fan drive is used to maintain proper engine temperature under driving conditions.
Specifications
| Material | Corrosion Preventative Fluid |
|---|---|
| Overall Height | 123.67 mm (4.87 in) |
| Overall Length | 116.7 mm (4.59 in) |
| Overall Width | 148.17 mm (5.83 in) |
Compatible Equipment
- Generator Sets: 3512B, C7.1
- Motor Graders: 140 GC
- Dozers: D6N
- Excavators: 320D2 L, 330D2 L, 320E, 323D2 L, 320D GC, 323D L, 329E L, 323D2, 329E, 330D2, 320D2 GC, 320D L, 335F LCR, 320D2, 320D, 329D2 L, 326D2 L, 326D2, 329D2
- Wheel Loaders: R1300G
Additional information
| Machine Model | 140 GC, 320D, 320D GC, 320D L, 320D2, 320D2 GC, 320D2 L, 320E, 323D L, 323D2, 323D2 L, 326D2, 326D2 L, 329D2, 329D2 L, 329E, 329E L, 330D2, 330D2 L, 335F LCR, 3512B, C7.1, D6N, R1300G |
|---|---|
| Equipment Type | Excavators, Wheel Loaders, Dozers, Motor Graders, Generator Sets |
| Part Source | Genuine OEM |







