OSC 13129 Replacement Radiator - Aluminum Core with Plastic Tank

The OSC 13129 Premium Radiator is engineered to meet or exceed OEM specifications for Dodge Ram 1500, 2500, and 3500 trucks. This direct-fit replacement radiator features a durable aluminum core with plastic tanks, providing optimal cooling performance and long service life.

Key Features:

• Premium aluminum core construction with 1-row design for efficient heat dissipation
• Plastic tank material designed for resistance to extreme engine temperatures
• Core dimensions: 27-9/16 inches x 21-15/16 inches with 1-inch thickness
• 1-1/2 inch inlet diameter and 1-3/4 inch outlet diameter
• Drop-in fit, form, and function - no modifications required
• All necessary fittings and hardware included for hassle-free installation
• 100% leak tested up to three times during production
• Engineering enhancements added to solve original design failures
• Premium grade tubes, fins, headers, and tanks for improved durability
• Components fitted and torqued to factory specifications

OSC radiators undergo rigorous testing including cycle, vibration, burst, and environmental testing to ensure reliable performance under demanding conditions. Each unit is individually pressure tested and designed to provide improved cooling efficiency and extended life cycle for high mileage vehicles.

Cross-Reference Part Numbers: CU13129, 55056858AE, 55056870AF, CH3010353, CH3010354, RAD13129, A13129, DPI 13129