Belparts excavator ZX120 travel motor gearbox 9180429 9196238 final drive for hitachi parts
Belparts excavator ZX120 travel motor gearbox 9180429 9196238 final drive for hitachi parts
The excavatortravel motor assembly is a critical component of the machine’s chassis system, responsible for supporting the entire weight and providing mobility. It typically consists of tracks, sprockets, idlers, rollers (carrier and track), and travel motors. The design of the undercarriage directly impacts the excavator’s stability, traction, and operational efficiency. A high-quality undercarriage ensures smooth movement across rough terrain, minimizes slippage and wear, and offers excellent durability for demanding applications in mining, construction, and agriculture.
| PRODUCT DESCRIPTION | ||
| Model: ZX120 | Ategory: Final Drive | |
| part number: 9180429 9196238 4364328 4417431 8076030 | Place of Origin:Other Country | |
| Condition: Original & Oem | Warranty: 12 months | |
| MOQ: 1 pcs | Production Capacity: 1000pcs /Month | |
| Standard or Nonstandard: Standard | Payment Term: L/C,T/T, Western Union, Tradeassurance | |
| Delivery Time: 1-3 days (depend on order) | Means of Transport: By Sea, Air or DHL/EMS | |
| Guarantee: We will check and send detailed pictures to buyers for confirmation | ||
List of spare parts
| # | Part No | Part Name | Qty. | Price request |
|---|---|---|---|---|
| 9180429 | MOTOR; OIL (FOR ASSEMBLY OF MACHINE) | 1 | ||
| (9196238) | MOTOR; OIL (FOR TRANSPORTATION) | 1 | ||
| 00 | 1027085 | . HOUSING | 1 | |
| 03 | 4364328 | . SEAL; OIL | 1 | |
| 04 | 3085780 | . SHAFT | 1 | |
| 05 | 4427427 | . BRG.; ROL. | 1 | |
| 07 | 962002 | . RING; RETAINING | 1 | |
| 08 | 991725 | . RING; RETAINING | 1 | |
| 11 | 4419238 | . BALL | 2 | |
| 12 | 4417431 | . PISTON | 1 | |
| 14 | 3085761 | . PLATE; SWASH | 1 | |
| 16 | 2043791 | . ROTOR | 1 | |
| 16 | 2049901 | . ROTOR | 1 | |
| 17 | 4312681 | . SPRING; COMPRES. | 9 | |
| 18 | 4419159 | . BUSHING | 1 | |
| 19 | 3085713 | . RETAINER | 1 | |
| 20 | 8076030 | . PISTON ASS'Y | 9 | |
| 24 | 3085871 | . PLATE | 4 | |
| 25 | 3085844 | . PLATE; FRICTION | 3 | |
| 26 | 3082754 | . PISTON | 1 | |
| 29 | 4364329 | . SPRING; DISC | 1 | |
| 30 | 4430356 | . O-RING | 1 |
That's the job of the excavator final drive. It sits inside each track, acting as the crucial translator between the excavator's hydraulic muscle and raw ground movement. Here's how it works: A high-speed, low-torque hydraulic motor spins rapidly. The final drive takes this fast spin and transforms it into powerful, slow-turning force – immense torque – needed to rotate the massive sprocket that grabs the track links and pulls the entire machine. Inside its rugged, sealed housing, a sophisticated planetary gear reduction system is key. Think of it like multiple sets of interlocking gears (sun gear, planet gears, planet carrier, ring gear). The hydraulic motor drives the sun gear. The planet gears, meshing with both the sun and the fixed ring gear, rotate and revolve, drastically reducing speed. The planet carrier, connected to the output shaft, delivers this powerful, slowed-down rotation to the sprocket. Without this critical gear reduction, the hydraulic motor simply couldn't generate enough force to move the excavator. It's the ultimate power multiplier and motion converter, built tough to handle massive loads and harsh conditions.
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