View 0 Photos View 0 Videos 1999 Allison MD3560 Transmission for a GMC C7500 Newly Listed $1,512 USD (USED) Allison MD3560 Assembly#: 6510179282 Input Lgth: Automatic Input Dia: AUTOMATIC Pilot Dia: AUTOMATIC ConditionUsedAssembly Number6510179282Fits To Make(s)GMCFits To Model(s)C7500Stock Number26028221 MLS Number14467215CategoryTransmissions Last Updated7/5/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info