OEM-Equivalent Quality Standard certified

OEM-Equivalent Quality Standard

Google Business 4.5-Star Rated certified

Google Business 4.5-Star Rated

Heavy Duty Industrial Radiator Gaskets

Explore Radiator Supply House's Heavy Duty Industrial Radiator Gaskets, along with radiator bottom tanks, oil coolers, and complete cooling packages. These aftermarket replacement parts are engineered for direct-fit compatibility, serving construction, agricultural, and forestry equipment maintenance needs across the USA. Each listing shows per-unit pricing and is available to order online.

Heavy Duty Industrial Radiator Gaskets

Our Range of Products

Kenworth T800 Radiators

Kenworth T800 Radiators

  • Direct OEM fit for Kenworth T-series trucks
  • Includes TG3604 gasket kit for install
  • 8 FPI fin design for optimal cooling
RV, Bus & Motorhome Cooling Components Collection

RV, Bus & Motorhome Cooling Components Collection

  • 366+ cooling components for RVs & buses
  • Compatible with 50+ vehicle manufacturers
  • Radiators, coolers, condensers & more
Bottom Tank (Radiator Component)

Bottom Tank (Radiator Component)

  • OEM-compatible bottom tank for Gen-Sets
  • 130+ variants covering major equipment brands
  • Fast procurement with add-to-cart ordering
Cummins Gen-Set, Generator Top Tank # 990648

Cummins Gen-Set, Generator Top Tank # 990648

  • OEM-compatible top tank for Cummins Gen-Set
  • Precise fitment with Part # 990648
  • Fast online ordering for quick procurement
Ford L9000 Radiators for Sale

Ford L9000 Radiators for Sale

  • Direct OEM-compatible tank for Ford L9000
  • 52 bolt holes for precise cross-flow fitment
  • Optional NPT fittings for custom configuration
Peterbilt 379 Radiator Core

Peterbilt 379 Radiator Core

  • Direct-fit core for Peterbilt 379 trucks
  • Sourced from original equipment manufacturer
  • Ready for immediate purchase and shipping

Showing 1 to 6 of 10 results

Frequently Asked Questions

What is a radiator gasket?

A radiator gasket is a sealing component placed between the radiator tank and the radiator core or engine interface to prevent coolant leaks. In heavy-duty industrial applications, these gaskets must withstand extreme temperatures, high pressures, and vibration. They are typically made from rubber, silicone, or composite materials engineered to maintain a reliable seal over extended service intervals.

How to check radiator gasket?

What brands are your radiator gaskets compatible with?

Are these gaskets OEM-equivalent quality?

How do I find the correct radiator gasket for my equipment?

Do radiator gaskets differ between truck and heavy machinery applications?

Can I order radiator gaskets for fleet quantities?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Commercial Trucking & Freight

Commercial Trucking & Freight

Radiator gaskets for Peterbilt, Kenworth, Freightliner, and International trucks keep long-haul fleets running leak-free.

Construction & Mining

Construction & Mining

OEM-compatible gaskets for Caterpillar, Komatsu, and Case equipment prevent coolant leaks on demanding job sites.

Agriculture & Farming

Agriculture & Farming

Radiator gaskets for John Deere tractors, sprayers, and combines ensure reliable cooling during long field seasons.

Emergency & Specialty Vehicles

Emergency & Specialty Vehicles

Gaskets for fire trucks, RVs, buses, and motorcoaches maintain safe cooling system integrity in critical conditions.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

Why Fleet Operators & Equipment Managers Choose Radiator Supply House

Widest Brand & Model Coverage

Access gaskets compatible with a broad range of manufacturers including Caterpillar, Peterbilt, Kenworth, John Deere, Freightliner, and Komatsu — all in one catalog.

OEM-Equivalent Fit & Reliability

ICEBOX replacement gaskets deliver OEM-equivalent sealing performance, minimizing coolant leaks and unplanned downtime across heavy-duty applications.

Specialized Cooling System Expertise

Exclusively focused on cooling system components, Radiator Supply House provides expert guidance and a comprehensive range of radiator gaskets and sealing parts.

Need the Right Radiator Gasket? Talk to Our Experts

Submit your equipment details and a specialist will confirm fitment, pricing, and availability — typically within one business day.

Contact Us Today

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