View 1 Photo View 0 Videos Eaton-Spicer 23121 Differential Part Newly Listed $81.41 USD SIDE GEAR EATON 23121, 23200, 26221, RS440/460 , 22 INNER SPLINE , 16 OUTER TEETH Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)23121Stock NumberSST 98257 MLS Number14178568CategoryDifferential Misc. Parts Last Updated2/28/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info