Caterpillar Radiators – Browse Replacement Parts

Is your engine overheating? The radiator could be the cause. 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. Active is here to help! We can help to provide parts for both your new and older models of Caterpillar.

While using either your light or heavy construction equipment whether it be generators or otherwise, you can be confident that should you need repair, we can help you through that! If your Caterpillar radiator is beyond any repair, Active Radiator has the most popular Caterpillar replacement parts in stock across the U.S. For example, we have the 450560 radiator for your 336E Excavator backhoe trackhoe cooling unit , and we also have the associated oil cooler and charge air cooler so we can meet all your needs!   

Caterpillar Radiators

Caterpillar radiators allow heavy-duty vehicles to run in harsh environmental conditions and long-term service. They are specifically designed to protect Caterpillar engines from overheating and other damages caused by the continual motion of air through engine components. Caterpillar radiators provide supreme performance efficiency, outstanding heat transfer capabilities, and superior durability. This ensures that Caterpillar engine parts remain safe, even when powering over long distances or in intense weather conditions. Caterpillar radiators are ideal for a wide range of construction equipment and on-highway trucks that require reliable operation and long lifespan.

Caterpillar Equipment Radiators are specifically designed to provide superior cooling performance for Caterpillar Heavy Equipment. The top-of-the-line engineering and construction ensures every Caterpillar Equipment Radiator meets Caterpillar’s stringent specifications and provides powerful, reliable cooling results in the toughest conditions. Caterpillar Radiators are designed and manufactured with the highest quality materials, innovative design, and state-of-the art manufacturing processes. 

With their advanced technology and rigorous testing, Caterpillar Radiators provide unbeatable reliability and durability that customers have come to expect from Caterpillar heavy equipment parts. Caterpillar radiators are built with premium materials to achieve best-in-class corrosion resistance as well as a long service life in any operating condition. Whether you’re looking to replace an existing part or purchase a new radiator for your Caterpillar equipment, it’s worth investing in the highest quality for maximum equipment performance.

Active Radiator offers a wide variety of Caterpillar radiators and parts for Caterpillar engines so you can gain peace of mind in your business and projects. Protect your investments and install high quality Caterpillar aftermarket parts today!

Caterpillar Equipment Radiators

Caterpillar equipment radiators are reliable, durable and cost-effective solutions for a wide range of Caterpillar industrial equipment. Our selection of Caterpillar aftermarket equipment radiators utilize All-Metal Single Core Design and are designed with superior materials to provide peak performance in Caterpillar machines that operate in harsh environments. 

Caterpillar equipment radiators can withstand extreme temperatures, as well as corrosion, customer abuse and other external physical impacts to ensure they keep running with little or no maintenance. Additional features like built-in pressure relief valves, variable mounting flanges and double sided core fins guarantee Caterpillar equipment radiators are the best choice for reliable cooling systems inside Caterpillar industrial machines.

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 Bobcat radiator replacement.

Caterpillar 450128 radiator drawing

Caterpillar Equipment Radiator

450128 Radiator

OE NUMBERS

450128ST
11589
GEN105
MN42213287003
MN42200048810P
2486F103
3694471
4321410
2368741
2367766
245960

Caterpillar 450290 radiator drawing

CAT 345 Excavator Radiator

450290 Radiator

OE NUMBERS

BT2302966
2108161
2108164
2302966
3836407
3836408
117539

Caterpillar 450702 radiator drawing

Caterpillar 3412 Genset Radiator

450702 Radiator

OE NUMBERS

450702BT
8N4885
7E4255
7E4264
SCSI7981
SCSI7981SC
4N8995
10R0745
5737675

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Part Number Height Width Depth Filler Neck Product Inlet Outlet Oil Cooler 
45137033.37533.52.375Front RightRadiatorRightRightNone
45136521.62522.18753.6875Left CenterRadiatorCenterRightBottom
45135949.2517.68755.5NoneRadiator  None
45135039.37533.18754.125NoneRadiatorSide of Top TankStraight Down Bottom TankNone
45134935.37516.93754.125RightRadiator  None
45134837.516.81253.6875RightRadiator  None
45134246.517.754.125NoneRadiatorRightCenterNone
45132339.37530.93756.25NoneRadiatorLeftRightNone
45129526.62527.253.25NoneRadiatorLeftRightNone
45128436.12530.255.875NoneRadiator  None
45128237.510.756.25NoneRadiatorRightLeftNone
45127927.87521.8754.125LeftRadiatorRightLeftBottom
45122537.2534.54.125CenterRadiatorLeft CenterLeftNone
45122240.75344.125CenterRadiatorLeft CenterLeftNone
45121126.2525.31255LeftRadiatorRightRightNone
4511854113.55.875LettRadiatorCenterCenter None
4511724823.18755.875NoneRadiator  None
45117044.12524.1255.875NoneRadiator  None
45114046.7527.1255.875NoneRadiatorLeftRightNone
45113329.62532.06254.125RightRadiatorLeftRightBottom
45111224.062522.81254.125LeftRadiatorCenterLeftBottom Grill Side
45111127.87521.81254.125LeftRadiatorRightLeftBottom
45110919.62515.8751.5CenterRadiatorRightLeftNone
45109919.87524.753.75NoneRadiatorRightLeftNone
45109822.437524.753.75NoneRadiatorRightRightNone
45109222.437521.56254RightRadiatorRightRightNone
45108342.528.6256.25NoneRadiator  None
45107927.513.55CenterRadiatorRight CenterLeft CenterNone
45106934.5254.125NoneRadiator  None
45105836.12518.68756.25CenterRadiator   
4510402524.31253.75NoneRadiatorRightLeftNone
45103939.37525.1254.5625NoneRadiatorCenterCenterNone
45103744.062520.43753.3125CenterRadiatorLeft CenterLeft CenterNone
45099747.2516.31255NoneRadiatorCenterLeftNone
45094439.37533.18754.125NoneRadiator  None
45093633.522.81255NoneRadiatorRightBottomNone
45092322.437524.31252.8125RightRadiatorRightLeft 90 Degree Down 
45088236.7512.1254.5RightRadiatorLeftRightNone
45087947.37520.3754.125LeftRadiatorRightRightNone
45085417.7515.8751.5CenterRadiatorRightLeftNone
45084227.62521.254.125LeftRadiatorRightLeftNone
45083428.2512.93754.5NoneRadiatorLeft CenterRight CenterNone
4508265937.06255.5NoneRadiatorTop LeftBottom RightNone
45081639.375335 Radiator   
45081035.9375374.1875 Radiator   
45079734.523.694.125 Radiator   
45078444.819.385.38 Radiator   
45078341.759.385.38 Radiator   
45078244.817.065.38 Radiator   
45078141.757.065.38 Radiator   
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