2023 Paccar Other, Truck Tractor, Brake Calipers, Fits to: Peterbilt 579, (Used) 2023 Peterbilt 579, BRAKE CALIPER- Part Number: ADB22X, Serial Number: 1B0522BG4145, Tandem: Rear Tandem, Make: Bendix, Model: K150873, Side: Driver Left Side, Brake Type: Air, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Part# ADB22X, Serial# 1B0522BG4145, Casting# 1B0522BG4145 1XPBDP9X4PD856330