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330103558 Hub Reduction Gear Assembly — engineered for the XCMG XDE130 electric driving dump truck. Professionally recognized as the Planetary Final Drive, this massive drivetrain assembly converts high-speed electric traction motor output into the immense low-speed torque required to move 130-ton payloads. The complete 28-part master kit features dual-stage planetary reduction, including the Class-1 and Class-2 Reducer Assemblies (Planetary Carriers), Primary and Secondary Sun Gears, Inner Ring Gear, high-pressure O-rings, and specialized Nord-Lock vibration-proof hardware. Genuine OEM and high-quality aftermarket options available for major axle overhauls.
The 330103558 Hub Reduction Gear Assembly is the ultimate torque-multiplying powerhouse designed specifically for the rear electric drive axle of the XCMG XDE130 Electric Driving Dump Truck. Translation Note: While listed in the factory parts manual as a “Hub Reduction Gear,” this master assembly is professionally recognized worldwide as the Planetary Final Drive.
In electric-drive haul trucks, the traction motors spin at incredibly high RPMs. This dual-stage planetary gear system takes that high-speed rotational energy and reduces it, massively multiplying the torque applied directly to the wheel hubs. Built to survive the brutal sheer forces of 130-ton payloads navigating steep mining grades, this comprehensive 28-part assembly includes both the first and second stage planetary carriers, sun gears, the main outer ring gear, magnetic drain plugs, and all critical structural hardware. We supply the complete 330103558 master assembly for rapid drop-in repairs, as well as individual internal gears for specialized transmission rebuild shops. Genuine XCMG OEM parts and premium aftermarket alternatives are available for global dispatch.
| Attribute | Specification Details |
|---|---|
| Assembly Part Number | 330103558 |
| Assembly Name | Hub Reduction Gear Assembly (Planetary Final Drive) |
| Compatible Brand | XCMG |
| Applicable Machine | XDE130 Electric Driving Dump Truck |
| Component Type | Drivetrain / Planetary Gearing & Wheel Hubs |
Below is the detailed 28-part breakdown of this planetary final drive assembly according to the official XCMG XDE130 parts catalog. You can order the entire fully assembled gearbox or request specific individual replacement gears and carriers:
| Index | Part Number | Description | Qty | Standard / Note |
|---|---|---|---|---|
| 1 | 805006287 | Bolt M12×40 | 12 | GB/T5783-2000 |
| 2 | 805300020 | Washer 12 | 12 | GB/T97.1-2002 |
| 3 | 330100756 | Limit Plug | 1 | – |
| 4 | 330103570 | Seal Cover Assembly (Planetary Outer Hub Cap) | 1 | – |
| 5 | 330103562 | Shaft | 1 | – |
| 6 | 330103569 | Class-2 Reducer Assembly (Second Stage Planetary Carrier) | 1 | – |
| 7 | 330103567 | Secondary Sun Gear | 1 | – |
| 8 | 803427011 | O-Ring 850×6 | 1 | – |
| 9 | 330103571 | Frame Assembly (Main Gear Housing) | 1 | – |
| 10 | 330103568 | Inner Gear (Ring Gear / Annulus) | 1 | – |
| 11 | 805139879 | Screw M12×45 | 12 | – |
| 12 | 805338334 | Washer 12 (Nord-Lock Vibration-Proof Washer) | 12 | NORD-LOCK |
| 13 | 330103566 | Class-1 Reducer Assembly (First Stage Planetary Carrier) | 1 | – |
| 14 | 330103564 | Primary Sun Gear | 1 | – |
| 15 | 805407889 | Jump Ring 80×2.5 (Snap Ring / Circlip) | 1 | – |
| 16 | 330103559 | Anti-Wear Pad (Thrust Pad) | 1 | – |
| 17 | 803427012 | O-Ring 780×5 | 1 | – |
| 18 | 805300055 | Washer 30 | 6 | JB/T982-1977 |
| 19 | 803176274 | Screw Plug M30×1.5 | 6 | JB/ZQ4444-2006 |
| 20 | 330103565 | Cover | 1 | – |
| 21 | 330106239 | Magnetic Plug Assembly (Magnetic Drain Plug) | 1 | – |
| 22 | 805006290 | Bolt M16×50 | 24 | GB/T5783-2000 |
| 23 | 330103560 | Cushion T0.5 (Adjustment Shim 0.5mm) | 2 | – |
| 24 | 805338285 | Washer 16 | 24 | GB/T97.1-2002 |
| 25 | 330103563 | Stop End Cap Assembly | 1 | – |
| 26 | 330103561 | Cushion T1 (Adjustment Shim 1.0mm) | 1 | – |
| 27 | 805000062 | Bolt M10×35 | 8 | GB/T5783-2000 |
| 28 | 805300017 | Washer 10 | 8 | GB/T97.1-2002 |
Submit your inquiry today detailing the specific items you need from the 330103558 group, along with required quantities and your destination port. Our B2B sales team will provide a detailed commercial quote and freight lead time within 1 business day.