| Main Component | 250200646 | Planetary gear (planet gear) |
| Planet Gear (Matching – Set of 3) | 250200647 | Planet gear – alternate or additional (same spec) |
| Planet Gear (Full Set – 3 pieces) | 250200648 | Set of 3 planet gears (matched) |
| Planet Gear (Set of 4) | 250200649 | Set of 4 planet gears (for heavy‑duty hubs) |
| Sun Gear (Planetary Input) | 275100138 | Sun gear shaft (mates with planet gears) |
| Ring Gear (Stationary – Internal) | 250200650 | Internal ring gear (hub housing) |
| Planet Carrier | 250200651 | Planet carrier (cage) – holds planet gears |
| Planet Pin (Spindle / Shaft) | 250200652 | Planet pin (each planet gear rotates on this) |
| Planet Pin Retaining Ring (Circlip) | 250200653 | Snap ring for planet pin retention |
| Needle Roller Bearing (for Planet Gear) | 250200654 | Needle bearing set (fits inside planet gear bore) |
| Needle Bearing (Caged – Complete) | 250200655 | Caged needle roller bearing (replacement) |
| Thrust Washer (Planet Gear Side) | 250200656 | Axial thrust washer (between planet gear and carrier) |
| Thrust Washer (Planet Pin End) | 250200657 | End washer for planet pin |
| Spacer (Planet Pin – if used) | 250200658 | Spacer sleeve (for axial positioning) |
| Planet Carrier Bolt (to hub) | 279500128 | High‑strength hex bolt (M12×1.75 or M14×2) |
| Lock Washer (Carrier Bolt) | 275300096 | Spring lock washer |
| Wheel Hub Assembly (Complete) | 252000421 | Front wheel hub (complete with planetaries) |
| Wheel Hub (Rear – Complete) | 252000422 | Rear wheel hub |
| Hub Housing (Outer Cover) | 250200659 | Final drive housing (outer shell) |
| Hub Housing (Inner Flange) | 250200660 | Inner flange (bolts to axle housing) |
| Hub Oil Seal (Outer) | 272200085 | Wheel hub oil seal (keeps oil in hub) |
| Hub Oil Seal (Inner – Axle end) | 860106167 | Double‑lip seal (axle shaft to hub) |
| Hub Tapered Roller Bearing (Outer) | 271400218 | Outer wheel bearing |
| Hub Tapered Roller Bearing (Inner) | 271400216 | Inner wheel bearing |
| Bearing Cup (Outer race – Hub) | 271400219 | Outer race for tapered bearing |
| Wheel Hub Cap (Dust cover) | 273000321 | Axle end dust cover |
| Wheel Hub Fill Plug (Oil level) | 250200661 | Hex plug (fill / level check) |
| Wheel Hub Drain Plug (Magnetic) | 250200662 | Magnetic drain plug |
| Gasket (Hub Cover) | 250200663 | Paper or rubber gasket for hub cover |
| Wheel Flange (Stud mount) | 251900342 | Wheel mounting flange (bolted to hub) |
| Wheel Stud Bolt | 279500128 | M22×1.5 wheel stud (set of 10) |
| Wheel Nut (Conical seat) | 250200664 | Hex nut for wheel studs |
| Axle Shaft (Left Front) | 251500307 | Left front axle shaft (drives sun gear) |
| Axle Shaft (Right Front) | 251500308 | Right front axle shaft |
| Axle Shaft (Left Rear) | 251500309 | Left rear axle shaft |
| Axle Shaft (Right Rear) | 251500310 | Right rear axle shaft |
| Differential Assembly (Front) | 250200665 | Front differential carrier |
| Differential Assembly (Rear) | 250200666 | Rear differential carrier |
| Axle Housing (Front) | 250300731 | Front axle housing (complete) |
| Axle Housing (Rear) | 250300732 | Rear axle housing |
| Axle Breather / Vent | 803278657 | Axle housing vent cap |
| Axle Lubricant (Gear Oil GL‑5 85W‑140) | 860115453 | Genuine XCMG axle oil (20L) |
| Planetary Gear Repair Kit (Full hub) | 250200667 | Complete set: planet gears (3), bearings, pins, washers |
| Planetary Gear Puller Tool | — | For removing planet gear from pin |
| Needle Bearing Installation Tool | — | For pressing bearings into planet gear bore |
| Service Manual (Axle / Final Drive) | — | Refer to XCMG workshop manual (axle section)
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60000075 Engine Radiator Replacement for Sany Excavator
