ZF 4644.308.634 SPUR GEAR
ZF Part Number: 4644.308.634 (also written as 4644308634 / 4644.308.634 / 4644 308 634)
OEM Cross Reference / Interchange Numbers
ZF 4644.308.634 (SPUR GEAR) is the original manufacturer part. The following OEM and third-party part numbers are direct cross-references:
| Brand / OEM | Part Number | Type |
|---|---|---|
| 柳工 | SP106704 | OEM Cross Ref |
If you are looking for 柳工 SP106704, the correct ZF original part number is 4644.308.634. This is a 100% genuine ZF replacement, guaranteed to be fully compatible with 柳工 equipment that uses ZF transmissions.
Compatible ZF Transmission Models
This spur gear is used in the following ZF transmission models:
- ZF 4 WG 180(555)
- ZF 4 WG 200
- ZF 4 WG 200(555)
- ZF 4 WG 200(555/5)
Part Location in Assembly
| Section | Position No. | Qty |
|---|---|---|
| Clutch | 320 | 1 |
Related Parts in Same Assembly
- 0501.008.070 — BRAKE (Qty: 1)
- 0501.224.618 — BRAKE BLOCK (Qty: 2)
- 0750.131.053 — REPLACEMENT FILTER (Qty: 2)
- 4168.030.105 — CONVERTER (Qty: 1)
- 4644.221.196 — SUCTION TUBE (Qty: 1)
- 4644.231.179 — OIL LEVEL TUBE (Qty: 1)
- 4644.301.402 — TRANSMISSION HOUSING (Qty: 1)
- 4644.302.188 — INPUT SHAFT (Qty: 1)
Frequently Asked Questions
What is ZF part number 4644.308.634?
ZF 4644.308.634 is an OEM spur 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 4 WG 180(555), 4 WG 200, 4 WG 200(555), 4 WG 200(555/5). This is a genuine ZF component, not an aftermarket reproduction.
Which ZF transmissions use 4644.308.634?
This spur gear is found in 4 ZF transmission variants, including: 4 WG 180(555), 4 WG 200, 4 WG 200(555), 4 WG 200(555/5). 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 4644.308.634 installed in the transmission?
This spur gear is located in the clutch area of the transmission. It appears in 11 different assembly configurations. In the service manual, look for position number 320 in the Clutch section.
How do I look up ZF part 4644.308.634?
This part can be found under several formats: 4644308634 / 4644.308.634 / 4644 308 634. 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 (4644.308.634).
How do I inspect ZF 4644.308.634?
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 4644.308.634?
You can purchase genuine ZF 4644.308.634 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.



