Peterbilt 389 Truck Mod by FS 2017 mods · January 11, 2021 Peterbilt 389 Truck Mod Loads of features for this truck. Lots of work went into this truck as well so I hope you all enjoy it! Features: – lots of animated parts (driveshafts, hood, doors, mudflaps, steering axle, radiator fans, pulleys) – three types of frames (single, double or tag axle) – two bed options – 4 rims options available for all frames – 4 paint options – 3 racks – 4 exhaust options – 3 headlight styles – 6 bumper options