View 1 Photo View 0 Videos 2006 Isuzu W4500 Alternator for a GMC W4500 Recently Updated $150 USD Alternator, Good Condition. Call DTI Trucks for more information and a shipping quote. ConditionUsedFits To Make(s)GMCFits To Model(s)W4500Stock Number75658 MLS Number13747660CategoryAlternators Last Updated5/14/2026 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info