ZF 4616.201.034 OIL DIPSTICK for WG65 | OEM Genuine Part

Overview

The ZF 4616.201.034 OIL DIPSTICK is a precision-engineered component designed specifically for the WG65 series transmission. This OEM genuine part provides a critical function: allowing operators and technicians to accurately measure transmission fluid levels within the sump. Positioned directly into the transmission housing, the dipstick ensures that the hydraulic system maintains proper oil volume for optimal clutch engagement and gear lubrication. The SKU 4616.201.034 is manufactured to ZF’s exacting tolerances, guaranteeing a secure seal and reliable readings over extended service intervals. When paired with the TRANSMISSION HOUSING, this dipstick forms a sealed interface that prevents contamination ingress while enabling quick fluid checks.

Symptoms of Failure

• Transmission fluid leaks at the dipstick tube: A worn or cracked dipstick seal can cause oil to weep from the insertion point, leading to low fluid levels and potential gear slipping.
• Inaccurate oil level readings: If the dipstick markings become illegible or the shaft bends, you may overfill or underfill the transmission, resulting in overheating or harsh shifting.
• Contaminated fluid ingress: A broken dipstick cap or degraded O-ring allows dirt and moisture to enter the sump, accelerating wear on internal components like the OUTPUT shaft bearings.
• Difficulty inserting or removing the dipstick: Warpage or corrosion on the dipstick shaft can cause binding, making routine fluid checks impossible without risking damage to the OUTPUT FLANGE seal.

Technical Specifications

Compatibility

This dipstick is engineered for the ZF WG65 series transmissions, which are commonly found in medium-duty commercial vehicles and industrial machinery. While primarily designed for the WG65, the 4616.201.034 part may also be compatible with WG80, WG100, and WG120 models that share the same sump depth and housing geometry. Always verify fitment by checking the transmission serial number. For secure installation, use the HEXAGON SCREW to fasten the dipstick tube bracket to the housing.

Related Components

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“text”: “Common signs include oil leaks around the dipstick tube, difficulty reading fluid levels due to worn markings, or a loose cap that no longer seals tightly. If you notice transmission slipping or overheating, check the dipstick for cracks or a missing O-ring.”
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“text”: “This dipstick is specifically designed for the WG65 series. While it may physically fit some WG80 or WG100 models, the length and markings are calibrated for the WG65 sump depth. Using it on a WG200 could result in incorrect fluid level readings and potential transmission damage.”
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“text”: “It is recommended to replace the O-ring (part 0634313118) and sealing ring (0634801152) simultaneously to ensure a leak-free seal. Inspect the transmission housing and output flange for wear, as these components work together to maintain fluid integrity.”
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