KENWORTH T680 YEAR 2017 BLACK PLASTIC COOLANT RESERVOIR CAP WITH NIPPLE Heavy Duty Replacement Part

This replacement coolant reservoir cap is engineered for heavy-duty commercial truck applications and features durable black plastic construction with an integrated nipple design. Built to OEM specifications, this cap maintains proper coolant system pressure and prevents fluid loss during vehicle operation. The nipple design allows for proper venting and overflow management, ensuring optimal cooling system performance and preventing air locks that can compromise engine temperature regulation. This component is compatible with a comprehensive range of Kenworth and Peterbilt heavy-duty trucks, including Kenworth T660 models from 2008 through 2017, Kenworth T680 from 2013 through 2021, and Kenworth T800 trucks from 1986 to current production. It also fits Kenworth T880 from 2014 forward, W900B series from 1982 onward, W900L models from 1990 onward, and their Aerocab variants. For Peterbilt applications, this cap is suitable for 357 models through 2007, 365 through current, 367 through current, 384 through 2016, 386 from 2006 to 2016, 388 from 2008 to 2014, 389 and 389 Glider models through 2023, and 567 SBA from 2014 forward. Ideal for fleet maintenance operations, independent truck service centers, and OEM replacement needs, this cap ensures proper coolant containment and system integrity. The black plastic material resists corrosion and chemical degradation from modern coolant formulations, providing reliable long-term performance. Regular inspection and timely replacement of worn caps prevents coolant leaks that can lead to engine overheating and costly downtime. Original Model: KENWORTH T680 YEAR 2017 BLACK PLASTIC COOLANT RESERVOIR CAP WITH NIPPLE