CAT 390 Excavator Hydraulic Swing Motor KPM Rotary Drive Unit 450-9351 For Heavy-Duty Upper Structure Rotation

CAT 390 Excavator Hydraulic Swing Motor – KPM Rotary Drive Unit 450-9351 For Heavy-Duty Upper Structure Rotation

Product SpecifiCATions

About Us 
– Professional Excavator Parts Supplier Since 2012
we are a trusted supplier specializing in high-quality excavator spare parts for a wide range of leading machinery brands. Our product line includes:

Engine assemblies , Hydraulic pumps ,Final drive motors ,Swing motors with gearbox , Main control valves ,Pilot valves, solenoid valves, joysticks, sensors, and more.

Our parts are fully compatible with well-known brands including (CAT), Komatsu, Hitachi, Kobelco, Hyundai, vol vo, Doosan, Sumitomo, Case, and SANY.

We take pride in offering:

✅ Reliable product quality

✅ Competitive factory prices

✅ Fast delivery and global shipping

✅ Attentive after-sales support

We believe in long-term cooperation and a win-win business philosophy, aiming to support our partners in maximizing equipment uptime and reducing maintenance costs.

Packaging & Delivery
Each motor is professionally packed in a sturdy export-grade wooden case, with moisture-proof and shock-resistant treatment to ensure safety during transit.

We support express shipping (DHL, FedEx, UPS), air freight, and sea freight depending on order size and destination.

Delivery typically takes 3–7 working days for in-stock units, and 15–30 days for special orders.
Goods can be shipped from  Guangzhou, or any designated port.
Trade terms such as FOB, CIF, DDP are available upon request.

FAQ

Q1: What is this swing motor used for?
A1: It's used for the upper structure rotation of the CAT 390 excavator.

Q2: What’s the part number and brand?
A2: The OEM part number is 450-9351, manufactured by KPM (Kawasaki Precision Machinery).

Q3: Is this motor ready to install?
A3: Yes, it's an OEM-compatible unit with direct bolt-on installation.

Q4: Do you support bulk orders or export shipping?
A4: Yes, we support both wholesale and international shipping with fast delivery.