The 4 State Trucks Blog

Cold winter weather, freezing temperatures, snow-covered roads, and adverse weather conditions wreak havoc on semi truck engines and equipment, and can lead to costly repairs if damage occurs. Don’t compromise safety on the road. Here are some tips on how to get your truck winter-ready.  How to Quickly Prep Your Semi Truck for Winter THE BEST TIPS: Keep the Fuel Tank Full: if you're parked, do not keep a low fuel tank (it'll condensate and ice up). Use Anti-Gel: check the labels and …

A semi truck’s exhaust pipe heat shield is more than just some polished piece of metal. It’s the only thing that stands between those searing hot exhaust fumes and your sleek-looking chrome, paint, and fuel tank end caps and straps.  If you’re looking for an in-depth guide to how to buy the best heat shield for your semi truck, this is it. In this post, we’ll cover design options, the science behind heat shields, and the top-picks for your truck make/model.  Wh …

A semi-truck winter front is a heavy-duty, weather-resistant cover designed to mount directly over a truck’s front grille. Typically manufactured from reinforced vinyl, canvas, or quilted fabric, it serves as a cold-weather barrier for your engine compartment. Modern next-gen semi trucks are tech-heavy machines with integrated climate systems. The old-school classic big rigs don't. In freezing temps, they need a winter front.  Key Takeaways Winter fronts help retain engine heat, imp …

The clutch. As far as Peterbilt truck parts are concerned, this is a seemingly insignificant, yet critical component that connects the engine power to the transmission. Without it working right, you'll have trouble stopping, idling, or shifting. Although most new Peterbilt models don't operate on a clutch - a lot of older models do.  Peterbilt Models: 379, 389, 589, 567, 579. And if you're looking for tips on replacing clutch parts or learning more about what they do, this post is for you.& …

In this post, we’ll cover the need for a preventative maintenance checklist, and some of the common replacement parts you can buy online and ship directly to your specified address. Key Takeaways Preventative maintenance reduces breakdowns, repair costs, fuel waste, and lost operating time. Track service dates, mileage, costs, and upcoming maintenance in a logbook, spreadsheet, or fleet app. Perform daily checks on tires, fluids, lights, air lines, suspension parts, and connections. Insp …