ZF 4646.330.044 DIAPHRAGM
ZF Part Number: 4646.330.044 (also written as 4646330044 / 4646.330.044 / 4646 330 044)
Compatible ZF Transmission Models
This diaphragm is used in the following ZF transmission models:
- ZF 4 WG 251
- ZF 4 WG 261
- ZF 4 WG 261(4)
Part Location in Assembly
| Section | Position No. | Qty |
|---|---|---|
| Engine Connection | 012 | 1 |
Related Parts in Same Assembly
- 4646.301.202 — HOUSING (Qty: 1)
- 4646.301.172 — COVER (Qty: 1)
- 0636.015.129 — HEXAGON SCREW (Qty: 2)
- 0636.101.051 — CAP SCREW (Qty: 1)
- 0631.306.621 — CYLINDRICAL PIN (Qty: 2)
- 4646.201.019 — COVER SHEET (Qty: 1)
- 4646.301.277 — SCREEN SHEET (Qty: 1)
- 0636.015.278 — HEXAGON SCREW (Qty: 7)
Frequently Asked Questions
What is ZF part number 4646.330.044?
ZF 4646.330.044 is an OEM diaphragm 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 4 WG 251, 4 WG 261, 4 WG 261(4). This is a genuine ZF component, not an aftermarket reproduction.
Which ZF transmissions use 4646.330.044?
This diaphragm is found in 3 ZF transmission variants, including: 4 WG 251, 4 WG 261, 4 WG 261(4). 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 4646.330.044 installed in the transmission?
This diaphragm is located in the engine connection area of the transmission. It appears in 4 different assembly configurations. In the service manual, look for position number 012 in the Engine Connection section.
How do I look up ZF part 4646.330.044?
This part can be found under several formats: 4646330044 / 4646.330.044 / 4646 330 044. 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 (4646.330.044).
Where can I buy ZF 4646.330.044?
You can purchase genuine ZF 4646.330.044 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.




