Overview
The ZF 4657.330.052 Input Shaft is a critical torque-transferring component engineered specifically for the WG 210 Series transmission. This OEM genuine part serves as the primary rotational interface between the engine’s clutch or torque converter and the planetary gear sets within the transmission housing. Precision-machined from high-strength alloy steel, the input shaft (SKU: 4657.330.052) ensures smooth power delivery and minimal backlash during heavy-duty industrial operations. It sits directly inside the TRANSMISSION HOUSING, where it engages with the front section of the gear train to initiate torque multiplication.
Symptoms of Failure
- Gear Slipping Under Load: A worn input shaft loses its spline engagement, causing intermittent slipping when the transmission is under heavy torque demand.
- Oil Leaks at the Front Seal: Excessive radial play from a damaged shaft wears out the front seal, leading to visible transmission fluid leaks near the bell housing.
- Metallic Grinding Noise: Bearing surface degradation on the 4657.330.052 produces a distinct grinding or whining sound during acceleration, indicating imminent failure.
- Hard Shifting or Delayed Engagement: When the input shaft’s pilot bearing surface is scored, the transmission hesitates before engaging forward or reverse gears.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number / SKU | 4657.330.052 |
| Overall Length | 312 mm (estimated) |
| Spline Major Diameter | 28 mm |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Weight | 2.85 kg (6.28 lbs) |
| OEM Reference | ZF 4657.330.052 |
| Heat Treatment | Carburized & quenched to HRC 58-62 |
| Surface Finish | Ground & polished bearing journals |
Compatibility
This input shaft is primarily designed for the ZF WG 210 Series, but it also fits select models in the WG 180, WG 200, and WG 220 families due to shared spline geometry and bearing journal dimensions. It is a direct replacement for transmissions originally equipped with the HOUS.FRONT SECT and HOUSING REAR PART. Always verify the transmission serial number before ordering to ensure correct fitment.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101034 | TRANSMISSION HOUSING | Main structural casing that encloses the gear train |
| 4657201027 | HOUS.FRONT SECT | Front section housing that supports the input shaft bearing |
| 4657201012 | HOUSING REAR PART | Rear section that aligns the output shaft assembly |
| 0631306792 | CYLINDRICAL PIN | Alignment pin for precise housing-to-housing registration |
| 0636100801 | CAP SCREW | Fastener for securing the front housing section |
| 4656301148 | FIXING PLATE | Locking plate that prevents fastener loosening |
| 4657301032 | SCREEN SHEET | Fine mesh filter for the lubrication circuit |
| 4657301033 | SCREEN SHEET | Secondary mesh filter for high-pressure oil passages |
| 0636100803 | CAP SCREW | Fastener for the rear housing attachment points |
| 4681301040 | OIL FEED.HOUSG. | Oil distribution manifold that lubricates the input shaft bearings |
Frequently Asked Questions
Q: Can the 4657.330.052 input shaft be reused after a transmission overhaul?
A: No. ZF recommends replacing the input shaft with a new OEM genuine part during any major rebuild, as the splines and bearing surfaces wear microscopically and cannot be reliably reconditioned.
Q: What tools are required to install this input shaft?
A: You will need a bearing puller set, a torque wrench capable of 150 Nm, and a soft-faced mallet. The shaft must be aligned with the CYLINDRICAL PIN before seating the front housing section.
Q: Does this part include the pilot bearing?
A: No. The 4657.330.052 is supplied as the bare input shaft only. The pilot bearing and retaining snap ring must be ordered separately if needed.
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Phone: +86 158 2286 3467 |
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ZF 4657.330.052 INPUT SHAFT – Shaft RFQ Support
PartsZF helps B2B buyers source ZF 4657.330.052 INPUT SHAFT with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This shaft page is built from confirmed catalog, media, and reference data to reduce sourcing uncertainty for construction machinery transmission parts.
Part-Number Summary
Use ZF number 4657.330.052 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Documentation reference: 4657054037
- Documentation reference: 4657054038
- Documentation reference: 4657054044
- Documentation reference: 4657054104
- Illustration section: ENGINE CONNECTION
Cross Reference Support
If you have an OEM number, old supplier number, or visible marking, include it with your RFQ so PartsZF can compare it with the available records.
Specification Snapshot
| ZF part number | 4657.330.052 |
|---|---|
| Normalized SKU | 4657330052 |
| Part name | INPUT SHAFT |
| Product category | shaft |
| Cross-reference support | Available for RFQ review |
Image and Documentation Notes
Current product media status: diagram. Product photos, diagram positions, and nameplate images help speed up part-number confirmation and quotation preparation.
RFQ Checklist
- ZF part number or OEM cross-reference number
- Machine model, transmission model, or nameplate photo
- Removed-part photos or visible markings
- Quantity, destination, and documentation requirements
- Final selection is confirmed by exact part number, machine context, and available documentation.
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