ZF 4644.120.020 PRESSURE REGULATOR
ZF Part Number: 4644.120.020 (also written as 4644120020 / 4644.120.020 / 4644 120 020)
Compatible ZF Transmission Models
This pressure regulator is used in the following ZF transmission models:
- ZF 3 WG 200
- ZF 4 WG 200(555/5)
- ZF 6 WG 200
- ZF 6 WG 200(555)
- ZF 6 WG 200(555/4)
- ZF 6 WG 200(555/5)
- ZF 6 WG 201
Related Parts in Same Assembly
- 0501.317.159 — INDUCTIVE SENSOR (Qty: 1)
- 0750.131.053 — REPLACEMENT FILTER (Qty: 1)
- 4642.231.127 — OIL LEVEL TUBE (Qty: 1)
- 4644.221.200 — SUCTION TUBE (Qty: 1)
- 4644.301.346 — TRANSMISSION HOUSING (Qty: 1)
- 4644.302.245 — INPUT SHAFT (Qty: 1)
- 4644.303.566 — OUTPUT SHAFT (Qty: 1)
- 4644.305.023 — HOUSING (Qty: 2)
Frequently Asked Questions
What is ZF part number 4644.120.020?
ZF 4644.120.020 is an OEM pressure regulator produced by ZF Friedrichshafen AG, one of the world’s largest automotive suppliers. It is designed for use in ZF powershift transmissions, specifically in models such as 3 WG 200, 4 WG 200(555/5), 6 WG 200, 6 WG 200(555), 6 WG 200(555/4). This is a genuine ZF component, not an aftermarket reproduction.
Which ZF transmissions use 4644.120.020?
This pressure regulator is found in 7 ZF transmission variants, including: 3 WG 200, 4 WG 200(555/5), 6 WG 200, 6 WG 200(555), 6 WG 200(555/4), 6 WG 200(555/5), 6 WG 201. These transmissions are commonly used in wheel loaders, graders, and other heavy construction equipment. Contact us to verify fitment for your specific machine.
Where is ZF 4644.120.020 installed in the transmission?
This pressure regulator is located in the pressure regulator area of the transmission. It appears in 30 different assembly configurations.
How do I look up ZF part 4644.120.020?
This part can be found under several formats: 4644120020 / 4644.120.020 / 4644 120 020. All formats refer to the same genuine ZF component. When ordering, any of these numbers will work. The official ZF catalog uses the dotted format (4644.120.020).
Where can I buy ZF 4644.120.020?
You can purchase genuine ZF 4644.120.020 from PartsZF.com (operated by Tianjin Xiaohang Construction Machinery Co., Ltd). We maintain direct supply channels with ZF and offer worldwide shipping. Contact our parts specialists for current pricing and lead times.
Need this part? Contact our ZF parts specialist for pricing and availability. We ship worldwide with OEM quality guarantee.
Exploded View / Assembly Diagram
The diagram below shows where ZF 4644.120.020 is located within the transmission assembly.
