ZF 0501.216.756 PRESSURE LIMITATION VALVE for WG100/WG130/WG131 | OEM Genuine Part

Overview

The ZF 0501.216.756 PRESSURE LIMITATION VALVE is a critical hydraulic control component engineered for the WG100, WG130, and WG131 transmission series. This OEM genuine part precisely regulates system pressure to prevent over-pressurization, safeguarding internal clutch packs and valve bodies. Located within the transmission’s hydraulic control unit, the valve ensures consistent oil flow and pressure modulation during gear shifts. The SKU 0501.216.756 is factory-calibrated to ZF’s exacting tolerances, making it a direct replacement for worn or failed units. Proper function of this valve is essential for maintaining the integrity of adjacent drivetrain components, such as the 5838300626: DIFFERENTIAL HOUSING, which relies on stable hydraulic pressure for lubrication and cooling.

Symptoms of Failure

When the ZF 0501.216.756 pressure limitation valve deteriorates, operators may notice several distinct failure modes. First, erratic gear engagement or delayed shifting occurs as hydraulic pressure fluctuates, often triggering transmission fault codes. Second, internal transmission oil leaks develop around the valve bore, leading to low fluid levels and potential overheating. Third, slipping in higher gears becomes apparent under load, particularly during uphill climbs or heavy hauling. Fourth, audible whining or buzzing noises from the transmission sump indicate cavitation caused by improper pressure relief. These symptoms often coincide with wear in the 2093109018: DIFFERENTIAL, as both components share the same hydraulic circuit.

Technical Specifications

Compatibility

This pressure limitation valve is specifically designed for ZF’s WG series powershift transmissions. It is a direct fit for the following models:

• WG100 (all variants)
• WG130 (including WG130-2)
• WG131 (including WG131-3)
• WG180 (limited compatibility; verify valve bore dimensions)
• WG200 (requires cross-reference with existing part number)

For optimal performance, always pair this valve with a new 0750117075: TAPER ROLLER BEARING and inspect the 2093209023: DIFFERENTIAL for wear during replacement. The valve’s spring tension directly affects clutch pack engagement, so using OEM-spec components is critical.

Related Components

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