View 0 Photos View 0 Videos 1982 Eaton 17220 Rear Differential for a GMC 7000 $1,150 USD (USED) Eaton 17220 Ratio: 6.14 Side Gear Splines: 39 W/ Locker: YES Cast#: 106411 ConditionUsedFits To Make(s)GMCFits To Model(s)7000Stock Number25901432 MLS Number14051431CategoryDifferentials, Rear Last Updated4/23/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info