Hanchi Auto Parts
AM879651 Water Pump Suitable for Yanmar 4TNE88T PC40-7 High Quality
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AM879651 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, AM880905.
Which engines use the AM879651 water pump?
The OE application list reads: 4TNE88T; PC40-7; 4D84.
If your engine tag matches any entry above, this pump is the right replacement.
What are the specifications of AM879651?
| Parameter | Value |
| OE number | AM879651 |
| 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 |
What part numbers interchange with AM879651?
Parts books from different markets list this pump under several numbers. All of them point to the same unit:
- 129002-42004
- 729428-42003
- 729428-42004
- AM878201
- AM880905
Packing and quality checks
Each pump is packed individually; a master carton holds 8 pieces at 13.00 kg gross.
Before boxing, each pump passes a negative-pressure leak check and a hand-rotation check for smooth, noise-free bearing movement.
Frequently asked questions
What vehicles or engines does AM879651 fit?
AM879651 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 AM879651?
AM879651 interchanges with 129002-42004, 729428-42003, 729428-42004, AM878201, AM880905. All of these refer to the same water pump assembly.
Is AM879651 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 AM879651 water pump weigh?
One pump weighs 1.30 kg net. A full carton of 8 pieces comes to 13.00 kg gross.
Bulk pricing starts at one carton. Ask for a quote with your target quantity.
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
Our company understands the challenges of bringing some special parts from paper to reality. Therefore, we offer our services to customers that need help.