Search by number: 1998 Dodge Ram Pickups 5.9L 6 Cyl Diesel Alternator ProAmp 13302 $106.00 each OPTIONS: 120 Amp NDenso Unit ProAmpN 13302N $172.00 each OPTIONS: 120 Amp NDenso Unit Why is there more than one unit for my car? Look at the TECH SPECS when more than one unit is shown for your car. AMPS (ELECTRIC CAPACITY): must match you vehicle electric requirements. *** Call us if you are looking to increase your unit capacity! OE ALTERNATOR MANUFACTURER: It is recommended to match the Make of your alternator