Search by number: 2012 Dodge Ram 1500 5.7L 8 Cyl Alternator ProAmp 11299 $174.00 each OPTIONS: Nippondenso type unit 160 Amps 6 Groove Serpentine Belt ProAmp 11477 $216.00 each OPTIONS: Mitsubishi type unit 180 Amps 6 Groove Serpentine Belt ProAmpN 11299N $242.00 each OPTIONS: Nippondenso type unit 160 Amps 6 Groove Serpentine Belt ProAmp A3TX0391 Call for Price OPTIONS: OEM Mitsubishi Unit 180 Amps 6 Groove Serpentine Belt 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