Denso 221-9462 Radiator

Overview of the Denso Radiator for Mercedes-Benz CLA250 and GLA250

The Denso radiator part number 221-9462 is designed specifically for Mercedes-Benz CLA250 and GLA250 models. Engineered to meet precise core dimensions and inlet/outlet specifications, this radiator supports efficient engine cooling and reliable vehicle performance.

• Core Height: 25.1969 inches
• Core Width: 18.1496 inches
• Core Thickness: 1.3386 inches
• Inlet Diameter: 1.3125 inches
• Outlet Diameter: 1.3125 inches
• Transmission Oil Cooler: Not included

Detailed Radiator Specifications and Design

This Denso radiator features a core height of 25.1969 inches and a width of 18.1496 inches, providing an optimal surface area for heat dissipation. The core thickness of 1.3386 inches ensures sufficient coolant flow and thermal exchange. Both the inlet and outlet diameters measure 1.3125 inches, matching factory hose connections for a secure fit. Note that this radiator does not include a transmission oil cooler, making it suitable for vehicles with separate transmission cooling systems.

Compatible Vehicles and Application

This radiator is compatible with Mercedes-Benz CLA250 and GLA250 models, designed to maintain proper engine temperature under various driving conditions. It is ideal for addressing common cooling system issues such as:

• Overheating due to radiator core damage or clogging
• Coolant leaks from worn or cracked radiator components
• Reduced cooling efficiency from corrosion or buildup
• Inadequate heat dissipation affecting engine performance

Installation Notes and Recommendations

When installing the Denso radiator 221-9462, ensure all hose connections match the 1.3125-inch inlet and outlet diameters for a proper seal. Verify that the radiator core dimensions fit within the engine bay without interference. Since this radiator does not include a transmission oil cooler, confirm your vehicle’s transmission cooling setup before installation. Proper coolant type and system flushing are recommended to maximize radiator lifespan and performance.

Quality Assurance and Warranty Information

Denso manufactures this radiator to meet OEM standards for durability and thermal efficiency. While specific warranty details are not provided here, Denso products typically come with manufacturer-backed warranties covering defects in materials and workmanship. For warranty confirmation, refer to official Denso documentation or authorized service providers.