MPA Electrical
Remanufactured

MPA Electrical 13812 Alternator

Brand MPA Electrical 13812
Amps 130 Amps
Clock 2:00
Fan Internal
Manufacturer Bosch
Pulley Without Pulley
Regulator Internal
Rotation Clockwise
Volts 12 Volts
Product line Remanufactured
Fits Land Rover · 6 vehicles

Remanufactured unit. A cost-effective alternator built for dependable charging performance.

Internal fan. Helps manage heat for more consistent electrical output.

Internal regulator. Integrated voltage control simplifies the charging system.

Cross-references BBB Industries 13812, 0-123-510-073 and 19134348 for the same application. See all 5.

$305.28Free shipping
In stock · usually ships same day before 1pm CST
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Remanufactured Alternator for Land Rover Discovery

This MPA Electrical remanufactured alternator is built for 12-volt charging systems and delivers 130 amps for Land Rover Discovery applications. It is a Bosch-manufactured unit with an internal regulator, internal fan, clockwise rotation, and no pulley.

Key Features

  • 130 amp output for steady charging performance
  • 12 volt alternator for the vehicle electrical system
  • Bosch manufacturer specification
  • Internal regulator for integrated voltage control
  • Internal fan design
  • Without pulley
  • Clockwise rotation
  • Clock position: 2:00

Product Details

MPA Electrical Part Number 13812 is a remanufactured alternator for 1999-2004 Land Rover Discovery models, including 2003-2004 Discovery with Bosch alternator applications. This unit is specified for vehicles that use a Bosch-style charging setup and is listed with interchange references including BBB Industries 13812. The 130 amp output supports the vehicle’s charging demand while the internal regulator helps maintain system voltage within the alternator assembly.

This part cross-references BBB Industries 13812 for the same application.

Common Charging System Issues

  • Battery warning light illuminated on the dash
  • Low charging voltage at the battery
  • Dim lights or electrical accessories losing power
  • Battery not staying charged during normal driving
  • Charging system noise or inconsistent alternator output

Installation Notes

Verify the vehicle uses a Bosch alternator configuration before ordering. Confirm pulley style, rotation, and clock position against the original unit to ensure proper alignment and connector fit. Because this alternator is supplied without a pulley, reuse or source the correct pulley arrangement for the application as needed. Fits 1999-2002 Land Rover Discovery, N/A. Fits 2003-2004 Land Rover Discovery, N/A, w/ Bosch Alt; Remanufactured.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to restore charging-system function for direct replacement use. Part Number 13812 is specified for confirmed Land Rover Discovery fitment and Bosch alternator applications.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004Land RoverDiscovery4.6LV8N/Aw/ Bosch Alt; Remanufactured
2003Land RoverDiscovery4.6LV8N/Aw/ Bosch Alt; Remanufactured
2002Land RoverDiscovery4.0LV8N/ARemanufactured
2001Land RoverDiscovery4.0LV8N/ARemanufactured
2000Land RoverDiscovery4.0LV8N/ARemanufactured
1999Land RoverDiscovery4.0LV8N/ARemanufactured
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
BBB Industries — 138120-123-510-07319134348ERR6413ERR6413E