Hanchi Auto Parts
10121020 Water Pump Suitable for Liebherr R916 R934 High Quality
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Looking for 10121020? It is the Liebherr OE reference for a cooling water pump used on R916, R934, D934 and other listed engines. The replacement we supply keeps the same fit and pulley dimensions. Net weight 4.80 kg, packed 4 per carton.
Which engines use the 10121020 water pump?
The OE application list reads: R916; R934; D934; D936; D946.
When in doubt, compare the old pump pulley height against our spec table below — it settles most fitment questions.
What are the specifications of 10121020?
| Parameter | Value |
| OE number | 10121020 |
| Fits brand | Liebherr |
| TO Impeller height Ⅱ | 40 |
| TO Shaft head height | 94.5 |
| Mounting hole position | Aligned to OE mounting points |
| TO Gear height | 93.2 |
| 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 |
| Number of Teeth | 29 |
| Included Component 1 | O120X3.5-2 |
| Included Component 2 | O73X3.5-3 |
| Net weight of one | 4.80 |
| Net weight | 4.80 kg |
| Packing | 4 pcs/ctn, 21.20 kg gross |
What part numbers interchange with 10121020?
Depending on the catalog you use, the same pump shows up as:
- 10121021
- 10132817
Packing and quality checks
Packing runs 4 pumps per carton, 21.20 kg gross weight, carton size 59.5 x 51 x 25 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 10121020 fit?
10121020 fits R916, R934, D934 and other listed engines. It is a Liebherr application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 10121020?
10121020 interchanges with 10121021, 10132817. All of these refer to the same water pump assembly.
Is 10121020 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 10121020 water pump weigh?
One pump weighs 4.80 kg net. A full carton of 4 pieces comes to 21.20 kg gross.
How do I confirm 10121020 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.
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.
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