Global Parts 1841C Radiator

Overview of Global Parts Radiator 1841C for BMW Models

The Global Parts radiator part number 1841C is designed specifically for select BMW vehicles including the 320i, 323i, 325i, 325is, 325iX, 328i, 328is, and M3 models. Engineered to provide reliable cooling performance, this radiator features a cross flow design and includes an integrated transmission oil cooler to support optimal engine and transmission temperatures.

• Core dimensions: 17.25 inches (438.15 mm) height, 21.5 inches (546.1 mm) width, 1.25 inches (31.75 mm) thickness
• Core material constructed from durable aluminum for efficient heat dissipation
• Plastic tanks for corrosion resistance and lightweight design
• Cross flow core type for improved coolant flow and heat exchange
• Integrated transmission oil cooler included; no internal engine oil cooler
• Inlet and outlet diameters both 1.5 inches (38.1 mm) with outlet located at bottom right
• Single core row with 64 fins per 4 inches to maximize cooling surface area

Detailed Radiator Specifications and Features

This radiator is built with a 1-row aluminum core measuring 17.25 inches in height, 21.5 inches in width, and 1.25 inches thick, providing a balance of cooling capacity and compact size suitable for the specified BMW models. The cross flow design enhances coolant circulation by directing flow horizontally across the core, which improves heat transfer efficiency. The plastic tanks reduce weight and resist corrosion, extending the radiator's service life. The integrated transmission oil cooler supports transmission temperature regulation, which is critical for vehicles like the BMW M3 and 3 Series variants that demand consistent performance under varying driving conditions.

Compatible BMW Models and Common Applications

• Replacement radiator for BMW 320i, 323i, 325i, 325is, 325iX, 328i, 328is, and M3
• Addresses overheating issues caused by radiator core damage or clogging
• Resolves coolant leaks from cracked or worn plastic tanks
• Supports transmission cooling to prevent overheating and maintain shifting performance
• Ideal for vehicles requiring a cross flow radiator with integrated transmission oil cooler

Installation Notes and Tips

When installing the Global Parts radiator 1841C, ensure proper alignment of the inlet and outlet hoses, both sized at 1.5 inches in diameter, with the outlet located at the bottom right. Verify that the transmission oil cooler lines are correctly connected to maintain transmission fluid flow. It is recommended to flush the cooling system before installation to remove debris and prevent premature clogging. Check for any signs of damage to mounting brackets or hoses during replacement to ensure a secure fit and leak-free operation.

Quality Assurance and Warranty Information

Global Parts radiators are manufactured to meet OEM specifications, utilizing aluminum cores and durable plastic tanks for long-lasting performance. The part number 1841C undergoes quality control testing to ensure compatibility and reliability with the specified BMW models. While specific warranty details are not provided, Global Parts products typically adhere to industry standards for material and workmanship quality.