11 0 Allison WTEC III Transmission Core for a 2000 Mack MR688S Contact for price Good used Allison Transmission core from a 2000 MACK truck. The Transmission core has been visually inspected and is in good condition. The Transmission core has corrosion and rust, please... ConditionUsedEngine ModelMack E7Fits To Make(s)MackFits To Model(s)MR688SWill Fit Year(s)2000Part Number240341-3Stock Number240341-3 MLS Number13065164CategoryTransmission Cores Last Updated10/4/2025 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info