MPA Electrical 11584 Alternator

Remanufactured Alternator for Jeep Wrangler

MPA Electrical Part Number 11584 is a remanufactured 12-volt alternator built for Jeep Wrangler applications that require a 160 amp charging unit. It uses a Nippondenso-style design with an internal fan, clockwise rotation, a 6-groove serpentine pulley, and an external regulator setup for the specified vehicle applications.

Key Features

• 160 amp output for higher-demand charging systems
• 12 volt alternator configuration
• Internal fan design
• Clockwise rotation
• 6-groove serpentine pulley
• External regulator application
• Clock position: 11:30
• Remanufactured MPA Electrical unit

Product Details

This MPA Electrical remanufactured alternator, part number 11584, is specified for 2012 Jeep Wrangler models with a 160 amp alternator and for 2013-2017 Jeep Wrangler and 2018 Jeep Wrangler JK applications listed in the fitment data. It cross-references BBB Industries 11584 for the same application. The unit is built around a Nippondenso manufacturer specification and is intended for charging-system replacement where the original alternator matches the listed amperage, pulley, rotation, and regulator configuration.

Compatible With 2012 Jeep Wrangler, N/A; 2013-2017 Jeep Wrangler, N/A; and 2018 Jeep Wrangler JK, N/A. Use the vehicle’s existing alternator specifications to confirm the 160 amp output, 6-groove serpentine pulley, and external regulator arrangement before installation. Part number 11584 is the key reference for matching the correct charging component.

Common Charging System Issues

• Battery warning light or charging system fault codes
• Low battery voltage after driving
• Dim lights or electrical accessories losing power
• Alternator noise, bearing wear, or charging instability
• Failure to maintain proper system voltage under load

Installation Notes and Tips

Verify the original alternator’s amperage, pulley type, rotation direction, clock position, and regulator style before replacement. Inspect the belt condition, electrical connectors, and charging cables during installation to help ensure proper system operation. Confirm fitment against the vehicle listing for your Jeep Wrangler or Jeep Wrangler JK application before final assembly.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to meet the listed application requirements for fit and function. This alternator is identified by part number 11584 and is supported by the provided interchange reference for application matching.