ZF 4657.054.193 4 WG 210 Powershift Transmission Assembly | Complete Unit

Overview

This ZF 4657.054.193 4 WG 210 Powershift Transmission Assembly is a complete, factory-grade unit engineered for heavy-duty off-highway machinery. As the core power transfer module in the WG 210 series, it integrates the torque converter, planetary gear sets, and hydraulic control system into a single, ready-to-install package. The SKU 4657.054.193 replaces worn or failed assemblies, restoring full forward/reverse shuttle capability and precise speed control in loaders, dozers, and material handlers. This complete assembly eliminates the need for piecemeal rebuilding, ensuring immediate operational reliability.

Symptoms of Failure

• Delayed or harsh gear engagement: When the internal clutch packs or valve body wear, operators experience a noticeable lag or jarring shift when moving from neutral to forward or reverse.
• Transmission fluid overheating: A failing assembly often causes excessive internal slippage, leading to elevated oil temperatures and potential thermal damage to seals and bearings.
• Intermittent power loss under load: Worn planetary gears or a failing torque converter can cause the machine to lose traction or stall when pushing heavy loads, particularly on inclines.
• External oil seepage at housing joints: Cracks or gasket failures in the main casing allow hydraulic fluid to escape, often visible as drips around the bell housing or rear mounting flange.

Technical Specifications

Compatibility

This complete assembly is specifically designed for the ZF WG 210 series powershift transmissions. Based on its architecture and part numbering, it is directly compatible with the 4 WG 210 model. It may also be retrofitted to earlier WG 180 and WG 200 series applications where the mounting pattern and input spline match, though verification of the bell housing and torque converter alignment is recommended. The unit is commonly found in ZF-equipped loaders, graders, and compactors from manufacturers such as Case, New Holland, and Volvo.

Related Components

Frequently Asked Questions

Q: Is the 4657.054.193 assembly pre-filled with oil?
A: No, this complete unit is shipped dry. You must fill it with the correct ZF-approved hydraulic oil (typically ZF TE-ML 03 or 07 specification) to the proper level before initial startup.

Q: Can I install this assembly without replacing the torque converter?
A: While the assembly includes a new torque converter, we strongly recommend inspecting the flex plate and pump drive. For optimal performance, also verify the condition of the HOUS.FRONT SECT for any wear on the pilot bearing surface.

Q: What is the typical lead time for this complete transmission?
A: As a high-demand assembly, stock levels vary. We advise checking current availability via the SKU 4657.054.193. Standard orders typically ship within 5-7 business days.