View 1 Photo View 0 Videos Caterpillar 3176 Crankshaft $750 USD Good used, machine shop inspected and polished Caterpillar 3176 Crankshaft. Part Number: 9Y5706, 122-0721, 0R-2827. Machine shop performed the following:, - Run brush down oil hole... Quantity2ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3176Part Number122-0721Stock NumberRyd 9Y5706 MLS Number10685195CategoryCrankshafts Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info