ZF 4660.305.003 HELICAL GEAR
ZF Part Number: 4660.305.003 (also written as 4660305003 / 4660.305.003 / 4660 305 003)
Compatible ZF Transmission Models
This helical gear is used in the following ZF transmission models:
- ZF WG 92
- ZF WG 92 S 4
Part Location in Assembly
| Section | Position No. | Qty |
|---|---|---|
| Coupling | 110 | 1 |
Related Parts in Same Assembly
- 4660.198.001 — PERIPHERALS (Qty: 1)
- 4660.101.012 — TRANSMISSION HOUSING (Qty: 1)
- 4660.101.804 — TRANSMISSION HOUSING (Qty: 1)
- 4660.102.003 — INPUT (Qty: 1)
- 4660.103.002 — OUTPUT (Qty: 1)
- 4660.103.801 — OUTPUT (Qty: 1)
- 4660.105.006 — COUPLING (Qty: 1)
- 4660.151.003 — REVERSING GEAR (Qty: 1)
Frequently Asked Questions
What is ZF part number 4660.305.003?
ZF 4660.305.003 is an OEM helical gear 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 WG 92, WG 92 S 4. This is a genuine ZF component, not an aftermarket reproduction.
Which ZF transmissions use 4660.305.003?
This helical gear is found in 2 ZF transmission variants, including: WG 92, WG 92 S 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 4660.305.003 installed in the transmission?
This helical gear is located in the coupling area of the transmission. It appears in 4 different assembly configurations. In the service manual, look for position number 110 in the Coupling section.
How do I look up ZF part 4660.305.003?
This part can be found under several formats: 4660305003 / 4660.305.003 / 4660 305 003. 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 (4660.305.003).
How do I inspect ZF 4660.305.003?
Inspect gear teeth for pitting, spalling, cracks, and abnormal wear patterns. Check tooth contact pattern using marking compound. Replace if damage exceeds ZF service limits.
Where can I buy ZF 4660.305.003?
You can purchase genuine ZF 4660.305.003 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 4660.305.003 is located within the transmission assembly.



