ZF 4657.054.068 4 WG 210 Powershift Transmission Assembly | Complete Unit

Overview

This ZF 4657.054.068 4 WG 210 Powershift Transmission Assembly is a complete, fully assembled unit designed for heavy-duty industrial applications. As the core hydraulic-mechanical assembly in the WG 210 series, it integrates the planetary gear sets, clutch packs, and valve body into a single, ready-to-install package. The SKU 4657.054.068 replaces the need for individual component sourcing, providing a direct drop-in solution for machinery requiring reliable power shifting under high torque loads. It sits centrally within the drivetrain, transferring engine power to the output shaft while managing gear ratio changes under load without clutching.

Symptoms of Failure

When the ZF 4657.054.068 assembly begins to fail, operators typically notice these specific issues:

• Delayed or harsh gear engagement: The transmission hesitates before engaging forward or reverse, or slams into gear due to internal wear in the clutch packs or valve body.
• Intermittent power loss under load: The unit slips or loses drive torque when climbing grades or pushing heavy material, indicating worn friction discs or degraded seals.
• External oil leaks at the housing seams: Hydraulic fluid seeps from the mating surfaces between the TRANSMISSION HOUSING and the HOUS.FRONT SECT, often caused by gasket failure or cracked castings.
• Unusual whining or grinding noises: A high-pitched whine during acceleration or a grinding sound in neutral points to bearing failure or damaged planetary gears inside the assembly.

Technical Specifications

Specification	Value
OEM Part Number	4657.054.068
Assembly Type	Complete Powershift Unit (4 WG 210)
Estimated Weight	185 kg (408 lbs)
Housing Material	High-Grade Cast Iron (GGG-40)
Overall Length	720 mm
Overall Width	480 mm
Overall Height	410 mm
Max Input Torque	2,100 Nm
Hydraulic Pressure Range	18–22 bar
OEM Reference	ZF 4657.054.068

Compatibility

This complete unit is engineered for the ZF WG 210 series transmissions. It is directly compatible with models including the WG180, WG200, and WG210. The assembly is also used in select WG 211 variants found in construction loaders and telescopic handlers. Always verify the transmission serial number against the SKU 4657.054.068 to ensure proper fitment.

Related Components

When installing this complete unit, the following parts are commonly replaced or inspected alongside it:

Part Number	Name	Function
4657101031	TRANSMISSION HOUSING	Main structural casing that supports all internal gears and shafts.
4657201027	HOUS.FRONT SECT	Front section housing that seals the input shaft and pump drive.
4657201020	HOUSING REAR PART	Rear section that encloses the output shaft and parking brake.
0631306792	CYLINDRICAL PIN	Alignment pin for precise mating of housing sections.
0636100801	CAP SCREW	Fastener for securing the housing halves.
4656301148	FIXING PLATE	Locking plate to prevent fastener loosening.
4657301032	SCREEN SHEET	Fine mesh filter for the hydraulic return line.
4657301033	SCREEN SHEET	Coarse mesh filter for the suction line.
0636100803	CAP SCREW	Bolt for mounting the valve body cover.
4681301040	OIL FEED.HOUSG.	Housing that directs pressurized oil to the clutch packs.

Frequently Asked Questions

Q: Is the ZF 4657.054.068 a new or remanufactured unit?
A: This listing is for a new, complete ZF 4 WG 210 powershift transmission assembly. It is factory-sealed and includes all internal components, ready for installation.

Q: Can I install this unit without replacing the housing sections?
A: While the assembly is complete, we recommend inspecting the TRANSMISSION HOUSING and the HOUSING REAR PART for cracks or wear. Reusing damaged housings can void the warranty on the new assembly.

Q: What is the typical lead time for the 4657.054.068?
A: Availability varies by stock. Contact your parts distributor for current lead times, as this is a high-demand assembly for WG 210 series transmissions.