YNF17051 swing motor 170-9893, aftermarket hydraulic rotation motor for Caterpillar 312C excavator.
OEM reference: 170-9893 swing motor
Application: Caterpillar 312C excavator
Provides smooth and stable 360° upper structure rotation
Made with high-strength hydraulic components for durability
OEM-quality aftermarket replacement at competitive pricing
The YNF17051 swing motor (170-9893) is designed for the Caterpillar 312C excavator rotation system. This motor powers the swing mechanism, enabling smooth and precise 360° rotation of the excavator’s upper structure under heavy-duty working conditions.
Built with high-grade hydraulic components, precision machining, and wear-resistant materials, the swing motor ensures reliable torque, long service life, and stable operation. It is resistant to hydraulic pressure, high temperature, and heavy load working environments.
Replacing a worn swing motor restores excavator efficiency, reduces downtime, and prevents structural stress caused by uneven rotation. YNF aftermarket swing motors are widely chosen by contractors, fleet managers, and parts distributors for their OEM-equivalent quality, cost savings, and fast availability.
| Parameter | Details |
|---|---|
| YNF Part Number | YNF17051 |
| OEM Part Number | 170-9893 |
| Application Machine | Caterpillar 312C Excavator |
| Product Type | Swing Motor / Rotation Motor Assembly |
| Function | Provides hydraulic rotation for excavator upper structure |
| Material | High-strength alloy + hydraulic components |
| Resistance | High pressure, heavy load, heat, wear |
| Country of Origin | China |
| Aftermarket Brand | YNF |
| MOQ | 1 Piece |
| Shipping Method | Sea, Air, Express |
| Payment Terms | T/T, PayPal, Western Union |
| Application Area | Description |
|---|---|
| Excavator Swing System | Provides smooth 360° rotation for CAT312C |
| Heavy Construction Works | Ensures reliable performance under excavation loads |
| Preventive Maintenance | Replacing worn motors reduces downtime and vibration |
| Distribution & Wholesale | Popular aftermarket solution for excavator parts dealers |
Related Products:
Caterpillar Excavator Travel Motors
Swing Bearings & Gearboxes
Hydraulic Pump & Motor Repair Kits
FAQs:
Q: What is the OEM number for this swing motor?
A: The OEM reference is 170-9893.
Q: Which excavator does this swing motor fit?
A: It is designed for Caterpillar 312C excavators.
Q: Why choose YNF swing motors?
A: They deliver OEM-quality reliability at competitive aftermarket prices.
The YNF17051 swing motor (170-9893) is an aftermarket replacement part for the Caterpillar 312C excavator. With precision hydraulic design and OEM-equivalent quality, it delivers smooth swing motion, high torque output, and long service life. Trusted by repair workshops, global distributors, and contractors, YNF swing motors provide cost-effective performance and reliable operation in demanding construction environments.
Part number: 247-5230 / 2475230 Product name: throttle motor locator Machine brand: CAT / Caterpillar (Photo for reference only. If […]
