-
Excavator Final Drive Travel Motor
-
Gearbox Pengurangan Perjalanan Excavator
-
Bagian final drive excavator
-
Mesin penggali Swing Drive Motor
-
Gearbox Pengurangan Swing Excavator
-
Suku Cadang Penggerak Ayun Excavator
-
Pompa hidrolik ekskavator
-
Suku Cadang Pompa Hidrolik Excavator
-
Pusat Joint Assy
-
Produk Mesin
378-9517 SWING REDUCTION GEAR for Cat320D2 323
| Bagian NO. | 378-9517 3789517 488-3075 4883075 | Nama Produk | Perlengkapan Pengurang Ayunan |
|---|---|---|---|
| Model | KUCING 323D2 L 320D2 | Poros Pinion | 14T/34T |
| MOQ | 1 buah | berat | 320kg |
| kotak kayu | 55*55*60 | Kondisi | Baru |
| Nama merek | TCY |
378-9517 3789517 488-3075 4883075 SWING REDUCTION GEAR for CAT320 323F OEM 320F L 320D L 320E L 320D2 GC 323 323E LN 320D2 FM 320D 320E 320D2 L 320E LRR 323F L 323E L 538 323D2 L 320D2 323F LN 320D3 323D2 323F 320 GC 323E SA 320E LN 320E RR
This excavator swing reduction gearbox adopts high-strength planetary gear structure.
It features strong impact resistance, stable power transmission and excellent durability. Reinforced housing and multi-layer sealing effectively prevent dust and water intrusion.
Precision-processed gears deliver high efficiency, smooth slewing performance and extended service life, ideal for long-term heavy-duty construction scenarios.
Perfect Fit & Easy Maintenance: Direct interchangeability with major OEM models (Komatsu, Hitachi, Cat, Doosan, Hyundai, Sany, etc.).
Wide Application: Ideal for excavators, loaders, cranes, and rotary drilling rigs—performing reliably in construction, mining, quarrying, and infrastructure projects.
![]()
| Model: CAT 323D2 L 320D2 | Part name:Swing Reduction Gear |
| Part NO.:378-9517 3789517 488-3075 4883075 | MOQ:1PCS |
| Packing:Wooden case | Place of Origin:China |
| Aftersale service provided:Online support | Apply To:CAT Excavator |
| Delivery Time: 1-3 days Or negotiate | Note: Other models can be consulted online |
| NO. | PART NO. | QTY | PART NAME | ||
| 1 | 6V-7238 | [1] | VALVE-SHUTOFF | ||
| 2 | 094-0611 | [6] | WASHER (47.3X76X1-MM THK) | ||
| 3 | 148-4636 | [1] | SHAFT-PINION | ||
| 4 | 148-4640 | [1] | RING-RETAINING | ||
| 5 | 171-9383 | [1] | SPACER | ||
| 6 | 199-4561 | [2] | SEAL-LIP TYPE | ||
| 7 | 227-6228 | [1] | CAGE | ||
| 8 | 367-8364 | [1] | GEAR-SUN (20-TEETH) | ||
| 9 | 367-8365 | [3] | GEAR-PLANETARY (26-TEETH) | ||
| 10 | 367-8367 | [2] | RING-RETAINING | ||
| 11 | 367-8368 | [1] | GEAR-SUN (23-TEETH) | ||
| 12 | 367-8369 | [3] | GEAR-PLANETARY (25-TEETH) | ||
| 13 | 378-9513 | [3] | SHAFT | ||
| 14 | 378-9514 | [1] | CARRIER-PLANETARY | ||
| 15 | 378-9515 | [1] | GEAR-RING (73-TEETH) | ||
| 16 | 378-9516 | [1] | HOUSING | ||
| 17 | 378-9609 | [1] | CARRIER AS | ||
| 18 | 451-2182 | [6] | WASHER-HARD (13.5X25.5X3-MM THK) | ||
| 19 | 453-3447 M | [6] | BOLT (M12X1.75X40-MM) | ||
| 20 | 094-0584 | [6] | WASHER (40.3X72X1-MM THK) | ||
| 21 | 509-6676 | [3] | PIN-SPRING | ||
| 22 | 095-1022 | [1] | BEARING-ROLLER | ||
| 23 | 148-4642 | [1] | SEAL-O-RING | ||
| 24 | 148-4643 | [1] | BEARING | ||
| 25 | 296-6268 | [6] | BEARING AS-ROLLER | ||
| 26 | 346-5215 | [3] | BEARING AS | ||
| 27 | 3K-0360 | [1] | SEAL-O-RING | ||
| 28 | 7I-7623 | [1] | SPACER (52X69.5X6-MM THK) | ||
| 29 | 7Y-1434 | [1] | SPACER (40X69.5X6-MM THK) | ||
| 30 | 8T-0348 M | [16] | BOLT-SOCKET HEAD (M16X2X50-MM) | ||
| 31 | 8T-4240 | [3] | RING-RETAINING | ||
| 32 | 9X-8268 | [16] | WASHER (17.5X30X3.5-MM THK) | ||
Related Products
![]()
Exhibition
![]()
Company Introduction
![]()
![]()
Packaging
![]()
![]()
FAQ
Q:What is your sample policy?
A:We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q:What are your main products?
A:We focus on spare parts for excavator hydraulic system, such as travel motors, swing motors, travel gearboxes, swing gearboxes, gear parts, hydraulic pumps.
If you need other excavator accessories, we can also supply according to your.
Q:How long is the warranty period of the product?
A:The warranty time is 6 months, depending on the project situation; we do not provide the warranty time for original and second-hand products.
Q:How do I order?
A:You need to tell us the model and quantity you are interested in, and then we will issue a proforma invoice for you. The goods will be prepared after receiving the payment. The preparation time depends on the content of the order.
Q:How do I pay?
A:You can pay through T/T, XT, wechat,alipay trade guarantee or negotiate payment.
![]()

