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PC400-7 Swing Gearbox Assembly Komatsu Excavator Swing Reduction Gearbox Replacement Part
| MOQ: | 1 Piece |
| Price: | USD 380 - 4200 / Piece (depends on model and condition grade) |
| Standard Packaging: | Plywood case with bubble wrap, wooden bracing, waterproof film and PET strapping, suitable for sea and air freight |
| Delivery Period: | 1-3 working days for stock items, 7-15 days for production orders |
| Payment Method: | T/T, L/C, Western Union, Trade Assurance |
| Supply Capacity: | 1000 Pieces per Month |
PC400-7 Swing Gearbox Assembly
,Komatsu Swing Reduction Gearbox
,PC400-7 Slewing Gearbox Part
PC400-7 Swing Gearbox Assembly Komatsu Excavator Swing Reduction Gearbox Replacement Part
This swing gearbox assembly is built for Komatsu PC400-7 class excavators where the slewing drive works under continuous high torque. The reduction unit uses a reinforced output stage and larger bearing arrangement to survive the duty cycle of large mining and quarry machines.
Product Features
- Reinforced output stage and bearing arrangement sized for continuous high torque slewing.
- Carburized and ground gear teeth deliver quiet running and long service intervals.
- Housing machined on CNC centres to keep shaft alignment within specification.
- Each assembly inspected for backlash, rotation torque and oil tightness before shipment.
Technical Specifications
| Part Name | Swing Gearbox Assembly |
|---|---|
| Machine Model | Komatsu PC400-7 |
| Position | Slewing drive / swing reduction |
| Application | Mining, quarry and heavy construction |
| Minimum Order Quantity | 1 Piece |
| Supply Ability | 1000 Pieces per Month |
| Delivery Time | 1-3 days for stock items |
| Payment Terms | T/T, L/C, Western Union, Trade Assurance |
| Means of Transport | By sea, by air, by express (DHL / FEDEX / TNT / EMS) |
| Packing | Plywood case with bubble wrap, waterproof film and metal strapping |
| Warranty | 6-12 months |
Compatible Excavator Models
| Model | Fitment Note |
|---|---|
| Komatsu PC400-7 | Direct replacement |
| Komatsu PC400-7 series | Confirm serial number and part number before ordering |
Large machine parts are often modified in the field. Please send photos of the gearbox mounting flange and output shaft spline so we confirm the configuration before packing.
Packing and Delivery
Packed in a reinforced plywood case with internal bracing, suitable for sea freight and air freight. Heavy units can be palletised on request.
Frequently Asked Questions
Do you supply the swing motor for PC400-7?
Yes, swing motor and gearbox assemblies are stocked as a pair for most PC series machines.
How long is production for out-of-stock units?
Normally 7-15 days, and we confirm the schedule before you pay.
Is technical support available?
Yes, our engineers assist with installation torque values and oil specification.
Tell us your machine model, part number and quantity and our team will confirm fitment, price and freight the same working day.
Send us your part number, machine model and quantity - our engineering team will confirm fitment and price within one working day.
