ICEBOX OEM-Equivalent Parts certified

ICEBOX OEM-Equivalent Parts

Google Business 4.5-Star Rated certified

Google Business 4.5-Star Rated

Radiator Caps for Caterpillar Equipment

Explore Radiator Supply House's Radiator Caps for Caterpillar Equipment, along with radiator bottom tanks, aftercoolers, complete cooling packages, combined radiator-and-oil-cooler units, and coolant reservoir and surge tanks. These direct-fit aftermarket replacements serve construction and mining equipment needs across the USA.

Radiator Caps for Caterpillar Equipment

Our Range of Products

Reservoir Tank Collection

Reservoir Tank Collection

  • 39 OEM-compatible reservoir tanks in stock
  • Fits Caterpillar, JCB & 18+ major brands
  • Heavy duty steel and aluminum construction
Cummins Gen-Set, Generator Top Tank # 990648

Cummins Gen-Set, Generator Top Tank # 990648

  • Precise OEM fitment for Cummins Gen-Set units
  • Part #990648 ensures exact model compatibility
  • Fast add-to-cart online procurement process
Kenworth T800 Radiators

Kenworth T800 Radiators

  • Direct OEM fit for Kenworth T600/T800/W900
  • Choose 4, 5, 6 or 7-row core configurations
  • Includes TG3604 gasket kit for easy install
Generator (Gen-Set) Radiators, Cores, Tanks & Cooling Packages

Generator (Gen-Set) Radiators, Cores, Tanks & Cooling Packages

  • 331+ generator cooling parts across top brands
  • Handles small gen-sets up to 750kW+ units
  • Full packages plus individual tanks & cores
Machinery Cooling Components Collection

Machinery Cooling Components Collection

  • 4,900+ cooling parts for Caterpillar equipment
  • Covers radiators, oil coolers & AC condensers
  • Specialized supplier with deep cooling expertise
Bottom Tank (Radiator Component)

Bottom Tank (Radiator Component)

  • 130+ bottom tank variants for fleet needs
  • OEM-compatible fit for Caterpillar & Cummins
  • Fast add-to-cart purchasing for quick repairs

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Frequently Asked Questions

What are the two types of radiator caps?

Caterpillar cooling systems typically use standard and desert upgrade radiator cap configurations. Standard caps are designed for typical operating conditions, while desert upgrade caps are engineered for demanding, high-temperature thermal management requirements such as those found in oil field, fracking, and desert job sites.

How do I know what radiator cap I need?

Is a higher PSI radiator cap better?

Do all radiator caps fit the same?

What Caterpillar equipment models are compatible with your radiator caps and cooling components?

Are your Caterpillar radiator caps and cooling parts OEM-quality?

Do you supply complete cooling packages or only individual components like radiator caps?

How do I find pricing and availability for Caterpillar cooling components?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Construction & Mining

Construction & Mining

Radiator caps and cooling components for Caterpillar dozers, excavators, and wheel loaders on demanding job sites.

Power Generation & Industrial

Power Generation & Industrial

Cooling system parts for Caterpillar GenSet and industrial generator units in continuous-duty power generation environments.

Oil & Gas Equipment Services

Oil & Gas Equipment Services

High-temperature and desert-rated cooling solutions for Caterpillar-powered oil field and fracking equipment operations.

Equipment Repair Shops

Equipment Repair Shops

Reliable supply of Caterpillar radiator caps, cores, and oil coolers for maintenance shops handling fleet and equipment repairs.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

Why Construction & Industrial Equipment Operators Choose Radiator Supply House

Extensive Caterpillar Model Coverage

From D-series dozers to C15/C18 engines and GenSets, we stock cooling parts for a broad range of Caterpillar equipment models.

Complete Cooling System Solutions

Beyond radiator caps, we supply radiator cores, charge air coolers, oil coolers, and full cooling packages — all from one specialized source.

Specialized Heavy Equipment Focus

As dedicated cooling system specialists, we provide expert guidance and hard-to-find components for construction, mining, and industrial applications.

Get Pricing on Caterpillar Cooling Components Today

Submit your request and our team will respond with availability, pricing, and compatibility details for your Caterpillar equipment.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 877-615-3002.