This 705-51-20070 hydraulic gear pump is a premium replacement built for Komatsu WA180, WA300 and WA320 wheel loaders.
It adopts high-strength cast iron housing and precision CNC machined alloy gears to deliver stable hydraulic pressure and consistent flow under heavy-duty construction conditions.
Optimized sealing design effectively prevents oil leakage.
Every unit undergoes strict hydraulic pressure testing before shipment.
Direct OEM fit without modification helps cut machine downtime.
It comes with a 12-month warranty. Bulk orders and worldwide shipping are available.
With excellent wear resistance, low vibration and low noise performance, it effectively avoids oil leakage and maintains long-term stable operation. Every product is strictly pressure tested and 100% inspected before shipment to guarantee reliable quality.
Direct OEM fit design fully matches original installation size, oil ports and shaft position. No modification is required during installation, greatly reducing equipment maintenance downtime. All pumps are brand new with 12-month warranty, stable stock and fast worldwide shipping available.
| Main pump | 705-11-34100 | W90-3 |
| Steering Pump | 705-11-33100 | W90-2 |
| transmission pump | 385-10079282 | W90-3.W120-3 |
| transmission pump | 385-10234561 | W120-1-2-3.530 |
| Steering Pump | 705-11-36100 | W90-2-3.W120-3 |
| Main pump | 705-51-32000 | W90-3.W120-3 |
| Main pump | 705-11-38000 | W180-1.545/540-1/540-B-1/545-1 |
| Steering Pump | 705-11-36000 | W120-2 |
| Main pump | 705-55-34000 | W260 |
| Main /Steering pump | 705-11-33011 | WA100-1/WA120-3 |
| Main pump | 705-11-34011 | WA120-1 |
| Lift/dump/steering pump | 705-51-20070 | WA180-1.WA300-1 |
| Lift/dump/steering pump | 705-51-20150 | WA200-1 SN10001-19999 |
| Lift/dump/steering pump | 705-51-20290 | WA200-1 SN20001- |
| Lift/dump/steering pump | 705-51-20090 | WA180-1/WA200-1 SN20001- |
| Lift/dump/steering pump | 705-51-20240 | WA250-1 |
| Lift/dump/steering pump | 705-51-20400 | WA200-1 |
| Lift/dump/steering pump | 705-51-20290 | WA250-3 |
| 705-56-36040 | WA250-5 | |
| Lift/dump/steering pump | 705-51-22000 | WA300-1/WA320-1 |
| Lift/dump/steering pump | 705-51-20140 | WA300-1/WA320-1 |
| Lift/dump/steering pump | 705-51-20280 | WA300-1/WA320-1 |
| transmission pump | 705-51-20480 | WA320-3 |
| Lift/dump/steering pump | 705-55-24130 | WA300-3L/WA320-3CS.WA320-3DZ |
| transmission pump | 705-51-20430 | WA320-3CS.WA320-3DZ |
| 705-56-36051 | WA320-5 | |
| transmission pump | 705-11-35010 | WA350-1/WA380-1/WA400-1/WA420-1 |
| Lift/dump/steering pump | 705-52-30080 | WA350-1 |
| Lift/dump/steering pump | 705-55-34110 | WA350-1 |
| transmission pump | 705-51-20440 | WA380-3/WA380-3DZ |
| 705-55-34181 | WA380-3 | |
| 705-55-34190 | WA38-3DZ | |
| Power pump | 705-51-30600 | WA380-5 |
| Lift/dump/steering pump | 705-55-33080 | WA380-5 |
| Lift/dump/steering pump | 705-56-34040 | WA400-1 |
| transmission pump | 705-22-40070 | WA420-3/WA470-3/WA420-3DZ |
| switch/steering pump | 705-52-30360 | WA420-3/HD255-5 |
| transmission pump | 705-55-33100 | WA430-5 |
| Steering Pump | 705-12-37010 | WA450-1/WA470-1 |
| Steering Pump | 705-12-37040 | WA450-1/WA470-1 |
| transmission pump | 705-12-36010 | WA450-1/WA470-1 |
| switch/ p.p.c pump | 705-52-20240 | WA450-1/WA470-1 |
| switch /p.p.c pump | 705-52-20190 | WA450-1/WA470-1 |
| switch /p.p.c pump | 705-52-20100 | WA450-1/WA470-1/PC60-1 |
| Steering Pump | 705-12-40010 | WA450-1/WA470-1/WA500-1/HD465-2-3 |
| transmission pump | 705-12-38010 | WA500-1/3 |
| Steering Pump | 705-52-30260 | WA500-1 |
| Steering Pump | 705-52-30130 | WA500-1 |
| trans/lub/switch pump | 705-58-46001 | WA600-1 |
| Gear Pump | 705-41-08070 | PC20-7 |
| Gear Pump | 705-86-14000 | PC30-5 |
| Gear Pump | 705-41-08001 | PC30-6 |
| Gear Pump | 705-41-08010 | PC40-6 |
| Gear Pump | 705-41-08090 | PC40-7 |
| Gear Pump | 20T-60-00400 | PC50UU-1 |
| Gear Pump | 705-52-20010 | PC60-1 |
| Gear Pump | 705-58-24010 | PC60-2 |
| Gear Pump | 705-56-24080 | PC60-3 |
| Gear Pump | 705-52-20050 | PC80-1 |
| Gear Pump | 705-56-34000 | PC100-1 |
| Gear Pump | 705-58-34000 | PC120-1 |
| Gear Pump | 705-56-24020 | PC200-1 |
| Gear Pump | 705-56-24030 | PC220-1 |
| Gear Pump | 704-24-28200 | PC200-3 |
| Gear Pump | 704-24-28230 | PC200-5 |
| Gear Pump | 704-24-24420 | PC200-6 |
| Gear Pump | 705-58-34010 | PC300-1 |
| transmission pump | 23A-60-11400 | GD510R-1 |
| Main pump | 23A-60-11301 | GD510R-1 |
| transmission pump | 23A-60-11200 | GD521A-1/GD611A-1/GD661A-1 |
| Main pump | 23A-60-11100 | GD511A-1/ GD521A-1 |
| Hydraulic Pump | 07430-66100 | GD37-6/GD40/GD705R2 |
| Work pump | 23B-60-11100 | GD521A-1/GD611A-1/GD661A-1 |
| Hydraulic Pump | 07430-67100 | GD705R-2 |
| transmission pump | 705-12-32010 | GD405A-1/GD505A-2 |
| transmission pump | 705-11-33011 | GD605A-3 |
| Transmission Pump | 705-11-34011 | GD705A-4 |
| Hydraulic Pump | 705-52-20090 | GD705A-4 |
| Hydraulic Pump | 705-12-34010 | GD705A-4 |
| hoist pump | 705-11-38110 | HD200D-3 |
| hoist/steering pump | 705-52-22000 | HD205-3 |
| brake cooling pump | 705-12-36010 | HD205-3 |
| transmission pump | 705-11-36010 | HD205-3 |
| steering pump | 705-12-36010 | HD320-3/HD325-3-5 |
| brake/trans cooling pump | 705-52-30040 | HD320-3/HD325-3-5 |
| hoist/steering pump | 705-52-30051 | HD325-3-5-6 |
| transmission pump | 07441-67502 | HD460-1 |
| hoist/steering pump | 07443-66503 | HD460-1 |
| hoist/steering/brake pump | 705-52-32000 | HD465-2-3-5/HD605-5 |
| transmission pump | 705-12-40010 | HD465-2-3-5/HD605-5 |
| hoist/steering/brake pump | 705-52-32001 | HD465-2-3-5/HD605-5 |
705-51-20070 Hydraulic Gear Pump replacement for Komatsu WA180, WA300, WA320 wheel loader. Precision machined, pressure tested, direct OEM fit, stable hydraulic output. 12-month warranty, bulk orders and fast global shipping available.
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