Hanchi Auto Parts
J2120-0540C Water Pump Suitable for Kubota D3.8 V3800 High Quality
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If your parts book shows J2120-0540C, you need a water pump for D3.8 and V3800 engines. Ours is a matching replacement — same mounting holes, same belt pulley height, pressure-tested before packing. Related OE numbers include —.
Which engines use the J2120-0540C water pump?
The OE application list reads: D3.8; V3800.
Match your engine model to the list and the pump will fit without rework.
What are the specifications of J2120-0540C?
| Parameter | Value |
| OE number | J2120-0540C |
| Fits brand | Kubota |
| TO Impeller height Ⅱ | 6.3 |
| TO Shaft head height | 94.7 |
| Mounting hole position | Aligned to OE mounting points |
| Flange thread | M8X1.25 |
| TO Flange height | 81.7 |
| 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 | KU105-WD-1 |
| Net weight of one | 2.05 |
| Net weight | 2.05 kg |
| Packing | 8 pcs/ctn, 18.40 kg gross |
Packing and quality checks
Packing runs 8 pumps per carton, 18.40 kg gross weight, carton size 40.8 x 36 x 38.5 cm.
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 J2120-0540C fit?
J2120-0540C fits D3.8 and V3800 engines. It is a Kubota application water pump, and our aftermarket unit replaces it directly.
Is J2120-0540C 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 J2120-0540C water pump weigh?
One pump weighs 2.05 kg net. A full carton of 8 pieces comes to 18.40 kg gross.
How do I confirm J2120-0540C 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.
Send us the OE number and your engine model — we confirm fitment before you order.
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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