275000778 central reducder assy for XCMG XP225H single drum roller
description
- Part Number: 275000778
- Applicable Model: XCMG XS225H Single-Drum Roller
- Product Name: Central Reducer Assy
- Structure: Spiral bevel gear + differential integrated structure
- Material: High-strength carburized alloy steel
- Function: Power transmission, speed reduction, torque increase and differential distribution
- Sealing: Labyrinth + oil seal double protection
- Lubrication: Oil bath splash lubrication
- Installation: Bolted to drive axle housing
Specially suitable for XCMG XS225H single-drum roller. Installed in the middle of the drive axle, it adapts to heavy load, large torque, long-term continuous operation, high-frequency vibration, dust, muddy water splashing and harsh construction site environments.
| Number | Parts Name | Quantity | Material Encoding |
| 1 | LIP-TYPE SEAL RING B65×90×10 | 2 | 803273517 |
| 2 | CUSCINETTO 6209 | 2 | 800511441 |
| 3 | BEARING SPACER BUSHING | 1 | |
| 4 | BOLT M10×30 | 9 | 805046416 |
| 5 | WASHER 10 | 9 | 805338378 |
| 6 | BEARING BLOCK | 1 | |
| 7 | CUSHION | 1 | |
| 8 | CUSHION | 1 | |
| 9 | CUSHION | 1 | |
| 10 | CUSHION | 1 | |
| 11 | ORING 180×3.55 | 1 | 803407123 |
| 12 | O-RING 255×3.55 | 1 | 275000062 |
| 13 | SUN WHEEL SHAFT | 1 | |
| 14 | LOCK NUT | 1 | |
| 15 | SCREWS | 1 | |
| 16 | PLANETARY CARRIER ASSEMBLY | 1 | |
| 17 | PIN 12×30 | 1 | 805639230 |
| 18 | GEAR RING | 1 | |
| 19 | BOLT | 1 | 805002120 |
| 805048803 | BOLT | 1 | 805048803 |
| 20 | WASHER 14 | 1 | 805338262 |
| 21 | PIN 14×50 | 2 | |
| 22 | CONNECTING SEAT | 1 | |
| 23 | BOLT M16×1.5×60 | 7 | |
| 24 | WASHER 16 | 7 | 805338263 |
| 25 | SCREW PLUG M18×1.5 | 2 | 803100426 |
| 26 | PLUG | 1 | 803111489 |
| 27 | ED ELASTIC SEAL RING | 1 | |
| 28 | MAGNET PIN | 1 | |
| 29 | PLUG | 1 | 803183080 |
advantages
- High-precision gear pair with stable meshing, low noise and high transmission efficiency.
- Integrated design with compact structure and high overall rigidity.
- Excellent wear resistance and fatigue resistance, suitable for long-term heavy-duty work.
- Good sealing performance, effectively preventing oil leakage and dust intrusion.
- Original genuine assembly with strict dimensional accuracy, direct replacement and high stability.
maintenance & replacement tips
- Regularly check oil level, oil quality and lubrication condition.
- Listen for abnormal noise and vibration during operation.
- Keep the surface clean to ensure good heat dissipation.
- Assemble with standard torque to ensure proper gear clearance.
- Use original 275000778 central reducer assy to ensure driving safety.
warehouse
We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.
our warehouse

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