MPA Electrical 13844 Alternator

Remanufactured Alternator for Toyota and Lexus

The MPA Electrical 13844 is a remanufactured 12-volt alternator built for select Toyota and Lexus applications. It features a 100-amp output, internal fan, internal regulator, and a 6-groove serpentine pulley for OE-style charging system service.

Compatible with 2001-2003 Toyota Highlander and 1999 Lexus RX300 applications, this alternator is a direct-fit replacement for vehicles using the specified Nippondenso-style design. The MPA Electrical remanufactured line focuses on restoring core charging components to service-ready condition for everyday repair needs.

Key Features

• Part number 13844 remanufactured alternator
• 100 amp output for 12-volt charging systems
• Internal fan and internal voltage regulator
• 6-groove serpentine pulley
• Clockwise rotation
• Manufacturer style: Nippondenso
• Fits Toyota Highlander and Lexus RX300 applications listed below

Detailed Description

MPA Electrical 13844 is a remanufactured alternator designed around the listed OE-style specifications, including 100 amps, 12 volts, internal regulation, and clockwise rotation. The 2:15 clock position and 6-groove serpentine pulley help match the original charging system layout on the supported vehicles. This part cross-references BBB Industries 13844 for the same application.

Fits 2001-2003 Toyota Highlander, N/A, w/ 100 amp alt; Remanufactured. Fits 1999 Lexus RX300, N/A, First Production, w/ 65mm pulley; Remanufactured. Search terms such as 2001 Toyota Highlander alternator 100 amp remanufactured, 2003 Toyota Highlander charging system replacement, and 1999 Lexus RX300 alternator 65mm pulley apply to this part number 13844.

Common Repair Uses

• Charging warning light or battery light on the dash
• Low battery voltage caused by alternator output loss
• Dim lights or electrical accessories operating inconsistently
• Battery not staying charged during normal driving
• Noise or wear related to the charging system assembly

Installation Notes and Tips

Verify pulley style, amperage rating, clock position, and rotation before installation. Confirm the vehicle uses the listed Nippondenso-style alternator configuration and match the application notes for the Toyota Highlander or Lexus RX300. Inspect the belt condition, electrical connectors, and charging circuit before completing the repair.

Quality Assurance

MPA Electrical remanufactured components are rebuilt for service replacement use and specified to match the listed electrical and mounting characteristics for the application.