View 0 Photos View 0 Videos 2004 Allison MD3060 Transmission for a GMC C7500 $925 USD (USED) Allison MD3060 Assembly#: 6510505106 Input Lgth: AUTOMATIC Input Dia: AUTOMATIC Pilot Dia: AUTOMATIC ConditionUsedAssembly Number6510505106Fits To Make(s)GMCFits To Model(s)C7500Stock Number25959093 MLS Number14235682CategoryTransmissions Last Updated5/22/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info