The Freightliner Columbia 112/120 Coolant Reservoirs product lineup offers a range of replacement parts for the coolant systems in Freightliner Cascadia, Columbia, and Century models. Key features include durable plastic construction, sensors to monitor coolant levels, and direct OEM replacement compatibility. These parts help ensure your Freightliner truck's cooling system functions reliably, preventing overheating issues and potential engine damage. With a variety of options to choose from, you can find the perfect fit for your specific Freightliner model. Whether you need a new coolant reservoir, sensor, or cap, this product lineup provides the high-quality components truckers demand to keep their rigs running smoothly.