Overview
The ZF 4656.101.061 is a precision-engineered OEM genuine component specifically designed for the WG 160 Series transmission. This part functions as a critical internal guide and support element within the gear train assembly, ensuring correct alignment and load distribution during operation. As a direct replacement for the SKU 4656.101.061, it restores the original factory tolerances required for smooth power delivery. When installed, this component works in concert with the 4656201085: HOUS.FRONT SECT to maintain structural integrity under high torque conditions.
Symptoms of Failure
- Intermittent gear engagement hesitation: When the 4656.101.061 wears, the transmission may exhibit a delayed or “lazy” shift between forward gears, particularly under load.
- Metallic grinding noise from the bell housing: A distinct scraping or rattling sound during acceleration indicates excessive clearance caused by a worn part.
- Fluid contamination with metallic particles: Degradation of this component sheds fine metal debris into the oil, which can be detected during routine filter inspections.
- Reduced oil pressure at the clutch pack: Internal misalignment from a failing 4656.101.061 can lead to pressure drops, resulting in slipping under heavy load.
Technical Specifications
| Specification | Detail |
|---|---|
| OEM Part Number | 4656.101.061 |
| Material | Hardened alloy steel with anti-corrosion coating |
| Weight | 0.85 kg (1.87 lbs) |
| Length | 142 mm |
| Outer Diameter | 68 mm |
| Bore Diameter | 22 mm |
| OEM Reference | ZF WG 160 Series |
Compatibility
This genuine ZF part is engineered for the WG 160 Series transmission family. It is also compatible with the WG 180 and WG 200 models when used in conjunction with the correct 0636115293: 螺栓 and 0634313603: O-RING for proper sealing. For precise alignment during installation, the 0631306816: CYLINDRICAL PIN must be used to secure the assembly. Always verify your transmission serial number against the WG 160 series parts catalog before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4656201085 | HOUS.FRONT SECT | Front housing section providing structural support |
| 0636115293 | 螺栓 | Fastening bolt for secure assembly |
| 0634313603 | O-RING | Sealing ring to prevent fluid leaks |
| 0631306816 | CYLINDRICAL PIN | Alignment pin for precise positioning |
| 4656301148 | FIXING PLATE | Retaining plate for component stability |
| 0636100817 | CAP SCREW | High-strength screw for clamping |
| 4656301016 | SCREEN SHEET | Fine mesh filter for oil debris |
| 4656301017 | SCREEN SHEET | Secondary filter screen for fluid purity |
| 0636100803 | CAP SCREW | Additional fastening screw for housing |
| 4656301047 | OIL FEED.HOUSG. | Oil feed housing for lubrication distribution |
Frequently Asked Questions
Q: Can the 4656.101.061 be replaced without removing the entire transmission?
A: In most WG 160 applications, this part is accessible after removing the front housing section and the oil pan. However, for proper access, you will need to detach the HOUS.FRONT SECT and the associated CYLINDRICAL PIN.
Q: What is the typical service life of this OEM part?
A: Under normal operating conditions with regular fluid changes, the 4656.101.061 typically lasts 300,000 to 400,000 kilometers. Premature failure is often linked to contaminated oil or worn O-RING seals allowing debris ingress.
Q: Is the 4656.101.061 interchangeable with aftermarket alternatives?
A: We strongly recommend using only the OEM genuine ZF part. Aftermarket copies often use inferior steel alloys that do not meet the hardness specifications required for the WG 160 series, leading to accelerated wear and potential damage to the 螺栓 fasteners.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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