8 0 Freightliner C2 Electrical Parts $35 USD Quality used Air Parking Brake Knob and Valves, from a Freightliner or Thomas built bus, will work on various vehicles, backed by our standard warranty. OEM # 284726, 284726 PP-1, BW... Quantity7ConditionUsedStock Number11PS-284726-STK MLS Number13119455CategoryElectrical Misc. Parts Last Updated9/18/2025 LocationBig Lake, MN, US Sold ByQuality Bus and Truck Parts (844) 580-___ SHOWNUMBERCall Seller Email Seller Save More Info