CAT Excavator Engine Radiator 521-5201 5215201 for 330GC 326GC Cooling Replacement

CAT 521-5201 / 5215201 Engine Radiator for 330GC & 326GC Excavators

Direct replacement engine cooling radiator designed for CAT 330GC and 326GC excavators, matching original part numbers 521-5201 and 5215201. This radiator restores the cooling performance of the excavator engine cooling system and keeps the machine running at stable operating temperatures even under heavy digging and loading conditions.

Product Overview

As a core component of the excavator engine parts cooling circuit, this radiator is built with a durable aluminum alloy core and precision-formed tubes and fins to maximize heat dissipation. Every unit is manufactured to strict dimensional tolerances to guarantee a bolt-on fit on the 330GC and 326GC models without modification.

Fitment Reference

• Brand: CAT
• Applicable Models: 330GC, 326GC Excavators
• OEM Part Number: 521-5201 / 5215201
• Part Type: Excavator Engine Radiator

Key Features

• Aluminum alloy core with high-efficiency tube and fin design for maximum heat rejection.
• Precision-manufactured to original dimensions for direct bolt-on installation.
• Anti-corrosion surface treatment for reliable performance in harsh working environments.
• Pressure tested for leaks before shipment to ensure cooling circuit integrity.
• Engineered for CAT 330GC and 326GC excavator engine cooling systems.

Why This Radiator Matters

Overheating is one of the most common causes of excavator engine downtime. Installing a correctly matched 521-5201 radiator ensures consistent coolant flow and efficient heat exchange, protecting the engine from thermal stress and prolonging the service life of the entire cooling system. It is an ideal choice for routine engine cooling maintenance and overhaul of 330GC and 326GC excavators.

Note: Please verify the part number and model before ordering. For bulk orders or custom requirements, contact our sales team for details.