ZF 4656.006.113 for WG115 | OEM Genuine Part

Overview

The ZF 4656.006.113 is a critical OEM genuine component engineered specifically for the WG 115 series transmission. This precision-machined part serves as a key interface within the clutch and gear shift assembly, ensuring smooth torque transfer and reliable engagement under heavy-duty industrial loads. The SKU 4656.006.113 is designed to maintain exacting tolerances, reducing internal friction and preventing premature wear. It sits directly adjacent to the TRANSMISSION HOUSING, forming a sealed unit that protects internal components from contamination while supporting the main shaft alignment.

Symptoms of Failure

• Oil seepage at the shift cover interface: When the 4656.006.113 wears, hydraulic fluid can escape, leading to low pressure and erratic gear engagement. This is a common long-tail search query for “ZF WG115 oil leak at shift cover.”
• Intermittent gear slipping under load: A worn part causes misalignment, resulting in the transmission slipping out of gear during acceleration or hill climbs—often searched as “WG115 transmission slipping under load.”
• Abnormal grinding noise during gear changes: Metal-on-metal contact from a degraded 4656.006.113 produces a distinct grinding sound, especially when shifting from neutral to drive. This matches searches for “ZF transmission grinding noise when shifting.”
• Hard shifting or delayed engagement: Reduced component integrity can cause the transmission to hesitate before engaging, a symptom frequently queried as “WG115 hard shifting fix.”

Technical Specifications

Compatibility

This genuine ZF 4656.006.113 part is primarily designed for the WG 115 transmission series but also fits select models in the WG 180 and WG 200 families. It is a direct replacement for OEM assemblies that include the HOUS.FRONT SECT and the HOUSING REAR PART. For heavy-duty applications requiring additional structural support, verify compatibility with the HOUSING REAR PART variant. Always cross-reference your transmission serial number before installation.

Related Components

Frequently Asked Questions

Q: How do I know if the 4656.006.113 needs replacement?
A: Look for visible oil stains around the shift cover area or listen for grinding noises during gear changes. If the transmission hesitates or slips under load, this part is likely worn and should be inspected immediately.

Q: Can I install this part without removing the entire transmission?
A: In most WG115 applications, you can access the 4656.006.113 by removing the side cover and shift mechanism. However, for WG180 and WG200 models, partial transmission disassembly may be required. Always consult your service manual.

Q: Is this part compatible with aftermarket housings?
A: This OEM genuine part is precision-machined for ZF housings. While it may fit some aftermarket units, we recommend using it with genuine ZF components like the TRANSMISSION HOUSING to ensure proper sealing and alignment.