Hanchi Auto Parts
AM880905 Water Pump Suitable for Yanmar 4TNE88T PC40-7 High Quality
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AM880905 is how Yanmar;John Deere lists this water pump. It serves 4TNE88T, PC40-7, 4D84 and other listed engines. Our version copies the OE mounting pattern and impeller geometry, so it drops in without modification. Cross-reference: 129002-42004, 729428-42003, 729428-42004, AM878201, AM879651.
Which engines use the AM880905 water pump?
This pump was designed for 4TNE88T; PC40-7; 4D84.
If your engine tag matches any entry above, this pump is the right replacement.
What part numbers interchange with AM880905?
One pump, many part numbers. The full cross list:
- 129002-42004
- 729428-42003
- 729428-42004
- AM878201
- AM879651
What are the specifications of AM880905?
| Parameter | Value |
| OE number | AM880905 |
| Fits brand | Yanmar;John Deere |
| TO Shaft head height | 126.4 |
| Mounting hole position | Aligned to OE mounting points |
| Flange thread | 4-M6X1 |
| TO Flange height | 124.9 |
| Flange jumping | 0.07 |
| TO Impeller height Ⅰ | 0.8 |
| Air tightness testing | No leakage detected under negative pressure of 0.1 MPa |
| Appearance Ⅰ | Neutral finish, no third-party logos |
| Appearance Ⅱ | Clean surface: no dirt, rust or paint peeling |
| Assembly rotation | Turns freely by hand, no sticking or noise |
| Included Component 1 | YA123-WD-1 |
| Net weight of one | 1.30 |
| Net weight | 1.30 kg |
| Packing | 8 pcs/ctn, 13.00 kg gross |
Packing and quality checks
Logistics data: 8 pcs/ctn, 13.00 kg gross, 38.5 x 32 x 31.5 cm.
We leak-test each unit at a negative pressure of 0.1 MPa, then spin it by hand to confirm free rotation.
Frequently asked questions
What vehicles or engines does AM880905 fit?
AM880905 fits 4TNE88T, PC40-7, 4D84 and other listed engines. It is a Yanmar;John Deere application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace AM880905?
AM880905 interchanges with 129002-42004, 729428-42003, 729428-42004, AM878201, AM879651. All of these refer to the same water pump assembly.
Is AM880905 available from stock?
Yes, this number is in regular production. Lead time for carton quantities is usually a few days; ask us for current stock before ordering.
How much does the AM880905 water pump weigh?
One pump weighs 1.30 kg net. A full carton of 8 pieces comes to 13.00 kg gross.
How do I confirm AM880905 is the pump I need?
Check the OE number stamped on your old pump or in the parts book, then compare engine model and pulley height with the spec table on this page. If anything is unclear, send us a photo of the old unit.
Message us with the OE number off your old pump. We reply with fitment confirmation and a price the same day.
Send the OE number, your quantity and your destination port — feel free to Contact Us. We reply with fitment confirmation and a quote.
OEM Avalible
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