About Us

As a 3rd generation radiator repair shop in Denver, CO, ACJ Heavy Equipment Radiator employs over 70 years of combined experience and expertise in the heat transfer industry to solve your problems. Most importantly, we are committed to offering the best service, product, warranty and pricing in the industry. No excuses.


Our experience ranges from radiators for trucks, trains, generators, mining equipment and even a desalination plant on a volcanic island in the middle of the Caribbean. Our varying services aim to cover all of your requests including cleaning, repairs, and rebuilds.  So, you name it we’ve fixed it. No job is too big or too small. The bottom line is, we have the experience to solve all your heavy-duty equipment heat transfer challenges. 


We greatly respect our customers and are thankful for their loyalty, which is why we offer 24-hour emergency service and free pickup and delivery to get you back up and running as quickly as possible. If you are an existing customer, we would like to thank you for your many years of loyalty. If you are not yet a customer, we would like to extend an invitation to be part of a long list of satisfied customers.

© 2018 by ACJ Radiators.
Proudly serving the cooling system needs of heavy-duty agricultural, construction, drilling, mining and power generation equipment; school and transit buses; and over-the-road trucks in Colorado, Kansas and Wyoming for three generations.