About Rex

About Rex Radiator

At Rex Radiator, we specialize in heating, cooling, and fuel delivery for Automotive, Heavy Duty, Agricultural, Off Highway, and stationary Generator parts and parts repair.  We are your premier Aftermarket parts supplier for radiators, condensers, air conditioning components, heat transfer, engine cooling, fuel delivery, and much, much more in the Midwest.

Bob Rex, Adam Rex, Andrew Rex, and John RexFrom the very common to the incredibly obscure, if it is available in the Aftermarket; your part is readily available from the experts at Rex Radiator.  Whatever the equipment, from your automobile to truck fleets, construction and agricultural equipment, boats, and RVs, we know your cooling system, air conditioning, and fuel delivery parts needs.  New radiators, radiator repair, radiator re-coring, welding, cooling system parts, fuel tanks and fuel delivery – Rex Radiator has the experience and resources to service your needs quickly.

Founded by William Rex in 1909, a blacksmith by trade, Rex Radiator has consistently adapted to a changing marketplace and customer base.  Four generations later we are proud to offer one of the most extensive inventories in the Automotive and Heavy Duty aftermarket today.  In addition to new parts, we haven’t forgotten what got us here; we also offer complete welding, re-coring, and repair services on an incredibly wide variety of parts.

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Same Day Delivery Most Parts.  We deliver across northern Illinois, southern Wisconsin, Northwest Indiana, and Peoria, IL.