MPA Electrical 11509 Alternator

Remanufactured Alternator for Land Rover V8 Charging Systems

MPA Electrical Part Number 11509 is a remanufactured 12-volt alternator built for Land Rover LR4 and Range Rover Sport charging system service. With 150 amps, an internal regulator, and an internal fan, it is specified for vehicles using a 6-groove serpentine pulley and clockwise rotation.

Key Features

• 150 amp output for factory-style charging performance
• 12 volt alternator with internal voltage regulator
• Internal fan design for integrated cooling
• 6 groove serpentine pulley configuration
• Clockwise rotation and 7:00 clock position
• Remanufactured by MPA Electrical
• Manufacturer type: Nippondenso

Product Details

This MPA Electrical remanufactured alternator, part number 11509, is built for Land Rover LR4 and Range Rover Sport applications that use the Nippondenso-style charging system. It is a direct-fit electrical replacement for 2011-2013 Land Rover LR4 and 2011-2013 Land Rover Range Rover Sport, with additional 2010 coverage for LR4 from chassis/VIN AA538494 and 2010 Range Rover Sport from chassis/VIN AA247519. This part cross-references Quality-Built 11509 for the same application.

Compatible With 2011-2013 Land Rover LR4 and 2011-2013 Land Rover Range Rover Sport, this alternator is suited for vehicles needing a 150 amp, internal-regulated charging unit with a 6-groove serpentine pulley. The 7:00 clock position and clockwise rotation help ensure proper alignment with the original accessory drive layout. Search terms such as Land Rover LR4 alternator replacement, Range Rover Sport 150 amp alternator, and MPA Electrical 11509 remanufactured alternator match this application.

Common Issues This Part May Address

• Battery warning light caused by alternator output loss
• Low charging voltage at idle or under electrical load
• Dim lights or unstable electrical system performance
• Charging system noise related to alternator wear
• Failure to maintain battery charge during normal driving

Installation Notes and Tips

Verify pulley groove count, rotation, clock position, and electrical connector style before installation. Confirm the vehicle year and chassis/VIN breakpoints for 2010 Land Rover LR4 and 2010 Range Rover Sport applications. Inspect the belt condition, battery state, and charging circuit connections during replacement to help prevent repeat charging-system faults.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to restore charging-system function for the specified Land Rover applications. Part number 11509 is intended for direct replacement use where the original alternator matches the listed specifications and fitment.