2 0 1990 Western Star 5900 Salvage Truck Contact for price 1990 WS 5900 CAT 3406B MOTOR FOR PARTS, EATON RTLO14715B TRANSMISSION, NEW WAY SUSPENSION,40000 LBS, EATON 12F4 STEER AXLE, 12000 LBS, Serial#: 4MG, Ratio: 3.90, Engine Make: Caterpillar,... ConditionUsedEngine ModelCaterpillar 3406Rear End3.90 ratioFits To Make(s)Western StarFits To Model(s)5900Will Fit Year(s)1990Stock Number2837-WS MLS Number13344230CategorySalvage Trucks Last Updated10/27/2025 LocationSTURGEON COUNTY, AB, Canada Sold ByBadger Truck Parts Ltd. (855) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info