Hanchi Auto Parts
6221-61-1102 Water Pump Suitable for Komatsu S6D108 High Quality
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If your parts book shows 6221-61-1102, you need a water pump for S6D108 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 6221-61-1102 water pump?
You will find this pump on S6D108.
When in doubt, compare the old pump pulley height against our spec table below — it settles most fitment questions.
What are the specifications of 6221-61-1102?
| Parameter | Value |
| OE number | 6221-61-1102 |
| Fits brand | Komatsu |
| TO Belt pulley height | 101.3 |
| TO Shaft head height | 131.65 |
| Pulley Jumping | 0 |
| Mounting hole position | Aligned to OE mounting points |
| Threads on the pump body | ZG1/2 |
| 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 | O90X5 |
| Included Component 2 | KO103-WD-1 |
| Net weight | 12.05 kg |
| Packing | 2 pcs/ctn, 26.20 kg gross |
Packing and quality checks
Packing runs 2 pumps per carton, 26.20 kg gross weight, carton size 59 x 38 x 21 cm.
Every pump leaves the line after a leak test at a negative pressure of 0.1 MPa. No leaks, no exceptions.
Frequently asked questions
What vehicles or engines does 6221-61-1102 fit?
6221-61-1102 fits S6D108 engines. It is a Komatsu application water pump, and our aftermarket unit replaces it directly.
Is 6221-61-1102 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 6221-61-1102 water pump weigh?
One pump weighs 12.05 kg net. A full carton of 2 pieces comes to 26.20 kg gross.
How do I confirm 6221-61-1102 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.


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