13 0 Isuzu 4HE1XS Transmission Aisin Seiki Transmission for Isuzu 4HE1XS, NPR, NRR, NQR, NRR and GMC W3500, W4500, W5500 from 1999 to 2007 $1,750 USD (GOOD USED INSPECTED, NO CORE CHARGE) 1999 Isuzu 4HE1XS Transmission For Sale, Automatic, Isuzu NPR, Aisin Seiki Automatic Transmission for Isuzu NPR, NRR, NQR, NRR and GMC W3500, W4500,... ConditionUsedFits To Make(s)IsuzuFits To Model(s)4HE1XSStock Number7861 MLS Number13823423CategoryTransmissions Last Updated9/19/2025 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info