Komatsu Radiators – Browse Replacement Parts
How can you tell if the radiator is repairable or if you need a new one? Major fluid leaks are a common indicator that a new radiator is your best option. If you’re not sure, schedule a servicing appointment with your closest Active Radiator location, and our technicians will evaluate your needs.
If your Komatsu radiator is beyond repair, Active Radiator has the most popular Komatsu replacement parts in stock across the US.
Experience the Active advantage today! We’ll help you get your equipment back in service quickly and with minimal downtime. Find a location near you to buy a Komatsu radiator replacement.
| Part Number | Height | Width | Depth | Filler Neck | Product | Inlet | Outlet | Oil Cooler |
|---|---|---|---|---|---|---|---|---|
| 410142 | 19.75 | 17 | 2.25 | Left | Radiator | Right | Left | Right |
| 410143 | 19.75 | 17 | 2.125 | Left | Radiator | Right | Left | Right |
| 410205 | 21.625 | 20.375 | 2.25 | Right | Radiator | Left | Right | Right |
| 410206 | 21.625 | 20.375 | 2.25 | Right | Radiator | Left | Right | Right |
| 410231 | 18.5 | 23.3125 | 2.8125 | Right | Radiator | Right | Left | Grille Side |
| 450012 | 27.5 | 25 | 2.25 | Top | Radiator | Right | Right | None |
| 450031 | 34.5625 | 29.5 | 2.25 | Top | Radiator | Right | Left | None |
| 450041 | 32.5625 | 29.5 | 2.25 | Top | Radiator | Right | Left | None |
| 450065 | 29.5 | 12.5 | 4.125 | Top | Radiator | Right | Right | None |
| 450069 | 33.5 | 12.8125 | 4.5 | Top | Radiator | Left | Right | None |
| 450071 | 33.4375 | 18.6875 | 4.5 | Top | Radiator | Left | Right | None |
| 450076 | 32.625 | 13.75 | 3.688 | Top | Radiator | Top Left | Bottom Right | None |
| 450099 | 32.5625 | 29.5 | 2.25 | Top | Radiator | Right | Left | None |
| 450118 | 44.5 | 13.375 | 5 | None | Radiator | End | End | None |
| 450119 | 43 | 20.5 | 4.125 | Top | Radiator | Left | End | None |
| 450120 | 43 | 20.5 | 4.125 | Top | Radiator | Right | End | None |
| 450160 | 36.75 | 20.375 | 5 | Top Center | Radiator | Upper Right | Lower Left | None |
| 450182 | 37.375 | 11.75 | 3.6875 | Top Center | Radiator | Left | Lower Right | None |
| 450185 | 41.5 | 16.75 | 3.688 | Top Left Center | Radiator | Right | Left | None |
| 450188 | 27.5 | 13.5 | 3.6875 | Top | Radiator | Right | Right | None |
| 450191 | 40.563 | 16.375 | 3.6875 | Top center | Radiator | Top Right | Left and Right | None |
| 450192 | 40.563 | 16.375 | 3.6875 | Top Center | Radiator | Left and Right | Lower Left | None |
| 450197 | 27.688 | 11.5 | 3.688 | Top center | Radiator | Top Right | Bottom Right | None |
| 450199 | 46.625 | 18.5 | 5 | Top | Radiator | Left | Right | None |
| 450202 | 46.625 | 18.5 | 4.125 | Top | Radiator | Right | Left | None |
| 450210 | 42.875 | 16.75 | 4.125 | None | Radiator | Top Right | Bottom | None |
| 450211 | 55.25 | 16.75 | 4.125 | None | Radiator | Top Right | Bottom Center | None |
| 450222 | 26.875 | 10.75 | 4.125 | Top | Radiator | Right | Right | None |
| 450224 | 39 | 17.75 | 4.125 | Top Right | Radiator | Top Right | Bottom Left | None |
| 450247 | 37.375 | 12.498 | 4.125 | Top Center | Radiator | Top Right | Top Left | None |
| 450249 | 46.5 | 18.5 | 4.125 | Top | Radiator | Top Right | Bottom Left | None |
| 450264 | 34.5 | 18.75 | 5 | Top Center | Radiator | Top Right | Bottom Left | None |
| 450267 | 37.375 | 12 | 4.125 | Top Center | Radiator | Top Right | Bottom Left | None |
| 450278 | 35.125 | 20.375 | 4.125 | None | Radiator | Top Right | Bottom Right | None |
| 450305 | 38.375 | 15 | 4.5 | Top Right | Radiator | Top Left | Bottom Right | None |
| 450321 | 50.375 | 12.498 | 5 | NONE | Radiator | TOP CENTER | BOTTOM CENTER | NONE |
| 450322 | 36.5 | 12.5 | 4.125 | Top Center | Radiator | Top Right | Bottom Left | None |
| 450323 | 33.4375 | 18.6875 | 4.5 | Top | Radiator | Left | Right | None |
| 450324 | 36.75 | 11.75 | 4.125 | Top | Radiator | Left | Right | None |
| 450325 | 52.5 | 21.9375 | 4.125 | Top Left | Radiator | Right | Left | None |
| 450331 | 40.5 | 20.5625 | 3.6875 | Top Center | Radiator | Top Right | Bottom Left | None |
| 450335 | 34.0625 | 21.25 | 2.8125 | None | Radiator | Top Right & Rear Left | Bottom Right | None |
| 450336 | 34.0625 | 21.25 | 2.8125 | None | Radiator | Top left | Bottom & Center right | None |
| 450358 | 29.5 | 8.0625 | 4.125 | Top Center | Radiator | TOP CENTER | Bottom Right | None |
| 450359 | 29.375 | 12.5 | 3.75 | Top Center | Radiator | Top Right | Bottom Right | None |
| 450381 | 38.6875 | 16.75 | 4.5 | Top Right | Radiator | Bottom Left | Left | None |
| 450391 | 30.125 | 27.25 | 4.125 | Top Left | Radiator | Top Left | Bottom Right | Bottom |
| 450400 | 52.5 | 16.875 | 3.75 | None | Radiator | Bottom | ||
| 450446 | 46.625 | 22.125 | 5 | Top Left | Radiator | Right | Bottom | NA |
| 450447 | 46.625 | 22.125 | 5 | Top Right | Radiator | Left | Bottom | NA |