Radiator core

Heavy-Duty Excavator Radiator Cores

Engineered for maximum thermal efficiency, our excavator radiator cores are built to perform in the harshest job site conditions — extreme heat, heavy loads, and continuous operation cycles. Each core is precision-manufactured to OEM specifications, ensuring a direct-fit replacement with no modifications required.

Why Choose Our Radiator Cores?

• Superior Heat Dissipation — High-density fin and tube construction maximizes coolant flow and heat transfer, keeping engine temperatures within optimal range even under peak load.
• Heavy-Gauge Construction — Fabricated from high-strength aluminum or copper-brass alloys depending on application, delivering structural integrity across thousands of operating hours.
• OEM-Grade Fitment — Engineered to match original equipment dimensions and port configurations for Komatsu, Caterpillar, Hitachi, Volvo, Doosan, and more.
• Corrosion-Resistant Finish — Protective coatings and quality solder joints resist rust, scale, and chemical degradation from coolant additives.
• Pressure-Tested — Every core is leak-tested before dispatch to ensure zero-defect performance from day one.

Applications

Compatible with a wide range of excavators, crawler dozers, and heavy construction equipment. Use the model reference in each product listing to confirm fitment for your machine.

Reduce downtime. Protect your engine. Source the right radiator core from Fab Heavy Parts.