Peterbilt 375/377 Fuel Tank Senders: Upgrade Your Fuel Monitoring System This product lineup of products offers a range of fuel tank senders designed to seamlessly fit Peterbilt 375 and 377 models. Featuring adjustable and tube-style configurations, these senders provide precise fuel level monitoring for tanks ranging from 15 to 27 inches in depth. Trusted brands like Isspro and Teltek ensure reliable performance and durability, making them the go-to choice for Peterbilt owners seeking to optimize their fuel management systems. With a variety of compatible sizes and replacement options, you can find the perfect fuel sender to keep your Peterbilt running efficiently on the road.