Navigation, Heated Leather Seats, TRANSMISSION, ALLISON 10-SPEED AUTOMA... ASSIST STEPS, POWER-RETRACTABLE, BLAC... Rear Air, 4x4, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, Chrome Wheels. SUMMIT WHITE exterior and JET BLACK interior. OPTION PACKAGESENGINE, DURAMAX 6.6L TURBO-DIESEL V8 B20-Di... Read More