Maintain your excavator’s cooling system performance with the OTTO 4723688 Radiator Water Tank, a premium aftermarket component engineered for Hitachi ZX870-5G excavators. This high-quality water tank ensures secure coolant storage and smooth circulation, offering a cost-effective alternative to OEM parts while delivering reliable, leak-proof performance for heavy-duty operation.

Optimize your excavator’s cooling performance with the OTTO Excavator Radiator (P/N: 508-6290 / 5086292), a premium aftermarket water tank built for perfect fit and long-lasting use. This high-caliber component restores efficient heat dissipation to your Cat320GC, serving as a cost-effective OEM-alternative for heavy-duty operations.