Komatsu Radiators – Browse Replacement Parts

Have you noticed your engine is overheating? If you suspect your equipment’s radiator may be malfunctioning, it’s important to have an experienced technician do an inspection and perform any necessary repairs. Our technicians here at Active Radiator have experience repairing a wide range of commercial equipment including the older models of Komatsu forklifts, dozers and more.

Sometimes a repair is not possible and the headaches in todays market where many Komatsu models now have lengthy backorders or are obsolete make for unnecessary stress in daily business operations. Active has a solution! We carry the most popular Komatsu replacement parts in stock at our facilities across the US.  For example, we have the 450264 for your Komatsu D61 Dozer.

Experience the Active advantage today! We’ll help get your equipment back in service quickly with minimal downtime.  Find a location near you to buy a Komatsu radiator replacement.

Komatsu 410142 radiator drawing

Komatsu FG25ST, FG30HT, Radiator

410142 Radiator

OE NUMBERS

410143
246048
SCSI246048
IR36048
546048
RP3EB04A5111
KO3EB04A5111
3EB04A5111
1010800000
C1010800000
8761212

Komatsu 450185 radiator drawing

Komatsu PC300-8 Radiator

450185 Radiator

OE NUMBERS

2070375120
C0510308010
17710048010
212023
11341
11417848010
2080371110

Komatsu 450278 radiator drawing

Komatsu Dump Truck HM350 Radiator

450278 Radiator

OE NUMBERS

17710731012
56B0321220
11458

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Part Number Height Width Depth Filler Neck Product Inlet Outlet Oil Cooler 
45011844.513.3755NoneRadiatorEndEndNone
45016036.7520.3755Top CenterRadiatorUpper RightLower LeftNone
45026434.518.755Top CenterRadiatorTop RightBottom LeftNone
45032150.37512.4985NONERadiatorTOP CENTERBOTTOM CENTERNONE
45044646.62522.1255Top LeftRadiatorRightBottomNA
45044746.62522.1255Top RightRadiatorLeftBottomNA
45069034.625315TOP RIGHTRadiatorTOP RIGHTBOTTOM RIGHTBOTTOM
45077044.62515.3755NoneRadiatorTopBottomNone
45114632.12522.68755LeftRadiatorRight 30 degree angle upRight 130 degree angle downNone
45139950.520.3755CenterRadiatorTop RightDual BottomNone
45140050.520.3755CenterRadiatorDual TopBottom LeftNone
45170240.687512.55CenterRadiatorLeftRightNone
45170438.62516.81255CenterRadiatorRightDualNone
45170538.62516.81255CenterRadiatorDualLeftNone
45174054.513.81255NoneRadiatorTopBottomNone
45177245.12520.3755CenterRadiatorRightDual BottomNone
45177345.12520.3755CenterRadiatorDual TopLeftNone
45186438.87512.8755NoneRadiatorTopBottomNone
45006933.512.81254.5TopRadiatorLeftRightNone
45007133.437518.68754.5TopRadiatorLeftRightNone
45030538.375154.5Top RightRadiatorTop LeftBottom RightNone
45032333.437518.68754.5TopRadiatorLeftRightNone
45038138.687516.754.5Top RightRadiatorBottom LeftLeftNone
45047034.62535.1254.25Top RightRadiatorTop RightBottom RightBottom
45006529.512.54.125TopRadiatorRightRightNone
4501194320.54.125TopRadiatorLeftEndNone
4501204320.54.125TopRadiatorRightEndNone
45020246.62518.54.125TopRadiatorRightLeftNone
45021042.87516.754.125NoneRadiatorTop RightBottomNone
45021155.2516.754.125NoneRadiatorTop RightBottom CenterNone
45022226.87510.754.125TopRadiatorRightRightNone
4502243917.754.125Top RightRadiatorTop RightBottom LeftNone
45024737.37512.4984.125Top CenterRadiatorTop RightTop LeftNone
45024946.518.54.125TopRadiatorTop RightBottom LeftNone
45026737.375124.125Top CenterRadiatorTop RightBottom LeftNone
45027835.12520.3754.125NoneRadiatorTop RightBottom RightNone
45032236.512.54.125Top CenterRadiatorTop RightBottom LeftNone
45032436.7511.754.125TopRadiatorLeftRightNone
45032552.521.93754.125Top LeftRadiatorRightLeftNone
45035829.58.06254.125Top CenterRadiatorTOP CENTERBottom RightNone
45039130.12527.254.125Top LeftRadiatorTop LeftBottom RightBottom
45047536.7511.754.125TopRadiatorRightLeftNone
45053339.37512.54.125 RadiatorRightLeftNone
45053428.87512.54.125 RadiatorRightRightNone
45054934.62516.93754.125Left of CenterRadiatorLeftRightNone
4506803412.54.125Top CenterRadiatorTop CenterBottom RightNone
45068428.7512.8754.125CenterRadiatorRightRight 
45068548.514.8754.125NoneRadiatorTop LeftBottom CenterNone
45069532.62510.06254.125CenterRadiatorLeftRightNone
45069654.37516.8014.125 Radiator   
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