Denso 221-9120 Radiator

Overview of the Denso 221-9120 Radiator for Jeep Vehicles

The Denso 221-9120 radiator is designed specifically for Jeep Commander and Grand Cherokee models, providing reliable cooling performance. Engineered with precise core dimensions, this radiator supports efficient heat dissipation to maintain optimal engine temperature.

• Core Height: 23.15 inches
• Core Width: 19.76 inches
• Core Thickness: 1.26 inches
• Inlet Diameter: 1.50 inches
• Outlet Diameter: 1.79 inches
• Transmission Oil Cooler: Not included

Detailed Radiator Specifications and Features

This radiator features a core height of 23.15 inches and a width of 19.76 inches, providing a substantial surface area for heat exchange. The core thickness of 1.26 inches ensures durability while allowing efficient coolant flow. The inlet and outlet diameters of 1.50 inches and 1.79 inches respectively are designed to match the cooling system requirements of Jeep Commander and Grand Cherokee models. Note that this radiator does not include a transmission oil cooler, making it suitable for vehicles with separate transmission cooling systems.

Compatible Jeep Models and Applications

The Denso 221-9120 radiator is compatible with Jeep Commander and Jeep Grand Cherokee vehicles. It is intended for use in maintaining engine temperature by dissipating heat from the coolant, which is critical for preventing overheating and ensuring engine longevity.

• Prevents engine overheating during extended driving
• Replaces damaged or leaking radiators
• Restores proper coolant flow and heat dissipation
• Supports engine performance under heavy load conditions
• Maintains optimal operating temperature for Jeep Commander and Grand Cherokee

Installation Notes and Tips

When installing the Denso 221-9120 radiator, ensure all hose connections match the specified inlet and outlet diameters for a secure fit. Verify that the radiator mounting points align with the vehicle frame. Since this radiator does not include a transmission oil cooler, confirm that the vehicle’s transmission cooling system is separate and functioning properly. It is recommended to flush the cooling system before installation to remove any debris or contaminants.

Quality Assurance and Warranty Information

Denso radiators are manufactured to meet OEM specifications, ensuring reliable performance and fitment for Jeep Commander and Grand Cherokee models. The 221-9120 radiator undergoes rigorous quality control testing to verify durability and heat dissipation efficiency. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.