Search by number: 2011 Jeep Grand Cherokee 3.6L 6 Cyl Alternator ProAmp 11572 $195.00 each OPTIONS: 160 Amps 6 Groove Serpentine Belt ProAmp 11598 $215.00 each OPTIONS: 180 Amps 6 Groove Serpentine Belt ProAmp 11592 $232.00 each OPTIONS: Nippondenso type unit 220 Amps 6 Groove Serpentine Belt ProAmpN 11592N $300.00 each OPTIONS: Nippondenso type unit 220 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