Overview
This OEM genuine ZF 2093.124.010 BRAKE is a critical friction component designed to manage torque load and provide controlled deceleration within heavy-duty ZF driveline assemblies. Positioned directly within the final drive housing, this brake unit engages to hold the output shaft stationary during park conditions and assists in dynamic braking for construction machinery. The SKU 2093.124.010 is engineered to OEM tolerances, ensuring a precise fit and consistent clamping force. When installed alongside a 2093109028: DIFFERENTIAL, it forms the primary holding mechanism for the axle system, preventing unintended vehicle movement on inclines.
Symptoms of Failure
When the ZF 2093.124.010 brake assembly wears beyond service limits, operators will notice distinct operational faults. A common symptom is creeping or rolling on a grade when the parking brake is fully engaged, indicating insufficient friction material. Another frequent issue is spongy or sinking brake pedal feel in the service brake circuit, caused by internal seal degradation within the brake piston. You may also experience abnormal grinding or squealing noises during low-speed turns, which suggests the brake discs have warped or the friction lining has delaminated. Finally, contaminated transmission fluid with dark, burnt particles points to excessive heat generation from a dragging brake pack.
Technical Specifications
| Parameter | Specification |
|---|---|
| OEM Part Number | 2093.124.010 |
| Material | Sintered bronze friction discs / Steel separator plates |
| Outer Diameter | 210 mm (approx.) |
| Inner Diameter | 135 mm (approx.) |
| Total Thickness (pack) | 38 mm (approx.) |
| Weight | 2.8 kg (approx.) |
| Operating Pressure | 12-18 bar |
Compatibility
This brake assembly is primarily specified for ZF WG series powershift transmissions used in wheel loaders and telehandlers. It is a direct fit for the ZF WG180 and ZF WG200 transmission models, where it mounts inside the differential housing. It also applies to the ZF WG150 and ZF WG310 series when used with a 2093209094: DIFFERENTIAL assembly. For proper installation, ensure the mating 0750117075: TAPER ROLLER BEARING is correctly seated to support axial loads, and verify the 2093309078: DIFF.HOUSING is free of cracks or scoring before reassembly.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109028 | DIFFERENTIAL | Distributes torque to axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports differential carrier rotation |
| 2093209094 | DIFFERENTIAL | Secondary torque split unit |
| 2093309078 | DIFF.HOUSING | Encloses differential gears |
| 0631100223 | SPRING PIN | Retains brake piston in bore |
| 0730300820 | THRUST WASHER | Controls axial clearance |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel hub |
| 2097309085 | DIFFERENTIAL AXLE | Drives side gears |
| 5838300811 | THRUST WASHER | Prevents gear end-play |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Meshes with axle bevel gear |
Frequently Asked Questions
Q: Can the 2093.124.010 brake be replaced without removing the entire transmission?
A: Yes, this brake assembly is serviceable through the differential housing access cover. You must first remove the axle shafts and the 2093309078: DIFF.HOUSING to access the brake pack.
Q: What is the expected service life of this brake under normal operating conditions?
A: In construction machinery applications, the friction material typically lasts 3,000 to 5,000 operating hours. Frequent use of the parking brake under load will accelerate wear.
Q: Does this part require a specific break-in procedure?
A: Yes, after installation, perform 20-30 gentle brake applications from low speed to seat the friction discs. Avoid full-pressure emergency stops for the first 50 cycles.
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