Overview
The ZF 0501.215.733 MOTOR is an OEM genuine hydraulic motor engineered for precise actuation within ZF powershift transmissions used in heavy construction machinery. This component converts hydraulic pressure into mechanical torque to control clutch engagement and gear selection. Positioned within the valve body assembly, the SKU 0501.215.733 ensures reliable oil flow regulation and shift timing. When paired with the 4699100020: BASIC PARTS kit, it forms the core actuation unit for the transmission control system.
Symptoms of Failure
- Erratic gear engagement or delayed shifting — A worn motor fails to build adequate pressure, causing hesitation when moving from neutral to drive or reverse.
- Hydraulic oil leaks around the motor housing — Seals degrade over time, leading to visible drips near the transmission valve body and reduced system pressure.
- Transmission overheating under load — Internal bypassing of the motor generates excess heat, triggering warning lights or thermal shutdowns during excavation or grading operations.
- Intermittent loss of forward or reverse gears — The motor may seize intermittently, causing sudden loss of drive power that requires system reset.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0501.215.733 |
| Type | Hydraulic Motor (Gear/Piston) |
| Material | Hardened Steel / Aluminum Alloy |
| Weight | 1.8 kg (approx.) |
| Dimensions (L x W x H) | 120 mm x 80 mm x 65 mm |
| OEM Reference | ZF 0501.215.733 |
| Operating Pressure | 20–30 bar |
| Seal Type | NBR / FKM O-Rings |
Compatibility
This motor is designed for ZF WG-series powershift transmissions commonly installed in wheel loaders, dozers, and excavators. Compatible models include WG180, WG200, WG210, and WG240 series. It also integrates with the 4699300136: HOUSING and 4699300155: WHEEL SHAFT assemblies. For planetary gear sets, the 4699300127: PLANET CARRIER is a direct companion component.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4699100020 | BASIC PARTS | Seal and gasket kit for motor assembly |
| 4699300136 | HOUSING | Encloses motor and directs oil flow |
| 4699300155 | WHEEL SHAFT | Transfers torque to gear train |
| 4699300127 | PLANET CARRIER | Holds planetary gears in position |
| 4699300098 | INNER DISK CARRIER | Supports clutch disk pack |
| 4699200011 | RING GEAR | Outer gear for planetary reduction |
| 4699300152 | TOOTHED DISC | Friction disc for clutch engagement |
| 4699300153 | RING GEAR | Secondary ring gear for torque split |
| 4699300154 | RING | Retaining ring for motor shaft |
| 4699300128 | PLANETARY GEAR | Individual gear within planet carrier |

