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Genuine ZF Input Shaft 4657.302.005 | 4WG210 Transmission Parts

Genuine ZF Input Shaft 4657.302.005 | 4WG210 Transmission Parts

Genuine ZF Input Shaft 4657.302.005 | 4WG210 Transmission Parts
Table of Contents:
Genuine ZF Input Shaft 4657.302.005 for 4WG210
Restore the core power transfer of your heavy machinery with the Genuine ZF Input Shaft (Material Number: 4657.302.005). Also known as the “Central Shaft,” this high-strength steel component is the primary link between the Torque Converter and the internal clutch packs of the ZF 4WG210 and 6WG210 transmissions.
As an Authorized Service Dealer, Tianjin Xiaohang guarantees that this shaft meets the precise hardening and spline tolerance standards required by ZF. Using aftermarket shafts with inferior metallurgy can lead to spline stripping and catastrophic transmission failure under load.
Condition: New / Genuine OEM
Part Name: Input Shaft / Central Shaft
ZF Material Number: 4657.302.005
Technical Specifications
This shaft is precision-engineered to handle the massive torque output of engines in the 140KW-180KW range. Please verify the spline count against your old unit.
| Feature | Specification |
|---|---|
| Spline Count (Input) | Z = 54 |
| Secondary Spline | Z = 30 |
| Weight | Approx. 8.520 kg |
| Material | Case-Hardened Alloy Steel |
| Transmission Series | ZF 4 WG 210 / 6 WG 210 |
Function & Signs of Wear
The Input Shaft (4657.302.005) spins at engine speed and directs power into the Forward/Reverse and Speed clutch packs. It is subjected to constant torsional stress.
Common Signs of Failure:
- Spline Wear: If the connection to the torque converter or damper plate is loose, you may hear clunking noises during direction changes.
- Sealing Ring Groove Wear: The shaft holds rotating sealing rings (Part 0634.402.557). If these grooves wear down, oil pressure is lost, leading to clutch slippage.
- Twisted Shaft: Extreme shock loads (e.g., hitting a pile at high speed) can twist the splines, preventing proper gear engagement.
Vehicle Compatibility
This input shaft is a standard core component used across various brands utilizing the ZF 4WG210 architecture. Verified fitments include:
- John Deere: 644H, 644J Wheel Loaders
- Doosan (Daewoo): Mega 300, Mega 400 Loaders
- XCMG: ZL50G, LW600K (Specific configurations)
- Liugong: CLG 862, CLG 856 (High spec)
- Hyundai: HL760, HL770 Series
Note: While the shaft is often universal for the WG210 series, always provide your transmission serial number to confirm.
Related Installation Parts
When replacing the input shaft, it is mandatory to replace the associated wear items to guarantee a leak-free repair. We supply these in a kit:
- Rectangular Sealing Rings: 0634.402.557 (Qty 2 required).
- Input Gear: 4657.302.003 (Z=55) – Check for wear on mating teeth.
- Roller Bearings: 0750.117.905 (60x95x27) – Always replace bearings when the shaft is removed.
Order from Tianjin Xiaohang
Tianjin Xiaohang Construction Machinery Co., Ltd stocks this heavy shaft in our Tianjin facility. We use anti-corrosion packaging and reinforced crates for international shipping.
Contact our team for price and availability:
- WhatsApp / Mobile: +86 15822863467
- Email: 5858518@GMAIL.COM








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