Shop used Caterpillar 3406 Crankshafts on MyLittleSalesman.com . Compare active listings with prices from $475 to $3,469. Sellers include American Truck Sales & Salvage, Frontier Truck Parts, LKQ Heavy Truck, and more. Filter by condition, price, or year to find the Caterpillar 3406 Crankshaft that fits your job.