Hanchi Auto Parts
16100-59245 Water Pump Suitable for Toyota 3000cc B/3B/11B High Quality
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16100-59245 is how Toyota lists this water pump. It serves 3000cc, B/3B/11B, 3700cc and other listed engines. Our version copies the OE mounting pattern and impeller geometry, so it drops in without modification. Cross-reference: 16100-59165, 16100-59166, GWT-110A.
Which engines use the 16100-59245 water pump?
Fitment covers 3000cc; B/3B/11B; 3700cc; 14B; 4100cc; 15B.
Any engine on this list takes our replacement as a straight swap.
What are the specifications of 16100-59245?
| Parameter | Value |
| OE number | 16100-59245 |
| Fits brand | Toyota |
| TO Shaft head height | 134 |
| Mounting hole position | Aligned to OE mounting points |
| Threads on the pump body | ZG1/2 |
| Flange thread | 4-M8X1.25 |
| TO Flange height | 115 |
| Flange jumping | 0.07 |
| TO Impeller height Ⅰ | 1 |
| 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 | T112-WD-1 |
| Net weight | 4.58 kg |
| Packing | 4 pcs/ctn, 20.32 kg gross |
What part numbers interchange with 16100-59245?
One pump, many part numbers. The full cross list:
- 16100-59165
- 16100-59166
- GWT-110A
Packing and quality checks
Each pump is packed individually; a master carton holds 4 pieces at 20.32 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 16100-59245 fit?
16100-59245 fits 3000cc, B/3B/11B, 3700cc and other listed engines. It is a Toyota application water pump, and our aftermarket unit replaces it directly.
What other part numbers replace 16100-59245?
16100-59245 interchanges with 16100-59165, 16100-59166, GWT-110A. All of these refer to the same water pump assembly.
Is 16100-59245 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 16100-59245 water pump weigh?
One pump weighs 4.58 kg net. A full carton of 4 pieces comes to 20.32 kg gross.
How do I confirm 16100-59245 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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