50000639 Cylinder, Shift for Jungheinrich ETM/V Forklifts

Overview

The 50000639 Cylinder, Shift is a replacement hydraulic cylinder for Jungheinrich ETM/V electric trucks. In daily operation, the shift cylinder converts hydraulic pressure into the linear force that drives the truck’s shifting function, allowing loads to be positioned smoothly and accurately. Over time, worn seals, scored cylinder surfaces or damaged mounts can lead to weak, jerky or drifting shift movement, external oil leaks and rising repair costs. Fitting a correct replacement cylinder restores the precise, responsive load handling these Jungheinrich trucks are known for and helps protect the surrounding hydraulic components from contamination and premature wear.

Compatibility

This 50000639 for ETM/V trucks covers the Jungheinrich ETM/V series, including:

• ETM/V 14/16 models
• ETM/V 20/25 models, including GN variants

The simplest way to confirm fitment is to match the number 50000639 against the part number in your truck’s parts documentation or the number stamped on the cylinder you are replacing. If you are not sure whether this Cylinder, Shift suits your truck, send us your model and serial number and our parts specialists will check it before you order.

Quality and Reliability

A shift cylinder works in a demanding environment: constant pressure cycles, dirt, moisture and temperature changes all take their toll. That is why every 50000639 Cylinder, Shift we supply is selected to match the original Jungheinrich specification for dimensions, mounting points and hydraulic performance, so it is intended to install and operate like the factory part. Consistent sealing is equally important, because it keeps the hydraulic circuit clean, maintains working pressure and prevents oil from escaping onto the floor or other components. Choosing the correctly matched part the first time helps minimise downtime and avoid repeat repairs.

Installation and Maintenance Tips

• Verify the part number 50000639 against your old cylinder before starting work.
• Depressurise the hydraulic system and secure the mast or attachment safely before disconnecting any lines.
• Cap open hoses and ports to keep dirt out of the circuit.
• Inspect hoses, fittings and seals while the cylinder is removed and replace any worn items at the same time.
• After refitting, bleed the circuit, check for leaks and test the shifting function through its full travel.
• Follow the manufacturer’s torque values and investigate any new leak or change in shift speed promptly.

Hydraulic work requires care, so installation by a trained technician is strongly recommended.

Why Order from Us

forkliftpartssearch.com specialises in spare parts for Jungheinrich and other leading forklift brands. When you order the 50000639 Cylinder, Shift from us, you benefit from clearly identified part numbers, help with cross-referencing and support from a team that understands forklift hydraulics. If you need a different component for your ETM/V truck or cannot find the number you are looking for, get in touch and we will help you identify the right part.