Komatsu Radiator Core Assembly 11Y-03-34111 for D31EX-22, D31PX-22, D37EX-22 & D37PX-22

Engineered to meet rigorous OEM standards, this high-performance copper-core radiator assembly ensures optimal cooling for Komatsu D31EX-22, D31PX-22, D37EX-22, and D37PX-22 bulldozers. Precision-welded tubes and fins maximize heat dissipation, while durable end tanks resist corrosion and thermal fatigue. Perfect for replacement or upgrade, it restores engine efficiency, prevents overheating, and extends component life under heavy-duty operation.

Key features:

• Direct OEM fit for seamless installation

• Premium copper construction for superior thermal conductivity

• 50 mm inlet/outlet ports compatible with stock hoses

• Rated to 0.15 MPa for reliable pressure handling

• Designed for S/N 60001+ machines

Bulk Order Discount

interest Name Product

Name *

Email *

Product of interest *

Submit