Hanchi Auto Parts
17331-73030 Water Pump Suitable for Kubota V1302DI D1803 L39 L2500 High Quality
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Looking for 17331-73030? It is the Kubota OE reference for a cooling water pump used on V1302DI D1803 L39, L2500, L3000 and other listed engines. The replacement we supply keeps the same fit and pulley dimensions. Net weight 1.25 kg, packed 6 per carton.
Which engines use the 17331-73030 water pump?
You will find this pump on V1302DI D1803 L39; L2500; L3000; L3400; M4800SU; M5700; TRACTOR; L3408,L3608,L4508,L4708; V2203/V2403-8/2.
Match your engine model to the list and the pump will fit without rework.
What part numbers interchange with 17331-73030?
Dealers and fleet systems quote this pump under more than one OE number:
- 16412-73030
- 16412-73033
- 1A021-73030
- 1A021-73033
- 1A021-73035
What are the specifications of 17331-73030?
| Parameter | Value |
| OE number | 17331-73030 |
| Fits brand | Kubota |
| TO Impeller height Ⅱ | 20.8 |
| TO Shaft head height | 85.9 |
| Mounting hole position | Aligned to OE mounting points |
| Flange thread | M6X1 |
| TO Flange height | 83 |
| Flange jumping | 0.07 |
| 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 | KU109-WD-1 |
| Net weight of one | 1.25 |
| Net weight | 1.25 kg |
| Packing | 6 pcs/ctn, 9.50 kg gross |
Packing and quality checks
Each pump is packed individually; a master carton holds 6 pieces at 9.50 kg gross.
Air-tightness is checked pump by pump under a negative pressure of 0.1 MPa before packing.
Frequently asked questions
What vehicles or engines does 17331-73030 fit?
17331-73030 fits V1302DI D1803 L39, L2500, L3000 and other listed engines. It is a Kubota application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 17331-73030?
17331-73030 interchanges with 16412-73030, 16412-73033, 1A021-73030, 1A021-73033, 1A021-73035. All of these refer to the same water pump assembly.
Is 17331-73030 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 17331-73030 water pump weigh?
One pump weighs 1.25 kg net. A full carton of 6 pieces comes to 9.50 kg gross.
How do I confirm 17331-73030 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.
Not sure this is your pump? Send a photo of the old unit and the engine tag; we will match it.
Send the OE number, your quantity and your destination port — feel free to Contact Us. We reply with fitment confirmation and a quote.


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