BBB Industries 13873CP Alternator

Reman Alternator for Jeep and Dodge Applications

BBB Industries 13873CP is a remanufactured 12-volt alternator built for charging-system service on select Jeep and Dodge vehicles. It delivers 136 amps and uses an external voltage regulator, a serpentine belt pulley, and a clutch pulley design for the specified applications.

This BBB Industries REMAN ALTERNATOR line focuses on OE-style electrical replacement parts for charging and starting systems. Part number 13873CP is built around the listed Nippondenso OE manufacturer configuration and the fitment details below.

• 136 amp amperage rating for the specified charging system applications
• 12V alternator with negative polarity
• External voltage regulator type
• Serpentine belt pulley with 6 grooves
• Clutch pulley included; decoupled/clutch pulley design
• Air-cooled unit with internal fan
• Clockwise rotation
• 2 o'clock plug clock position
• OE manufacturer reference: Nippondenso

Detailed Product Overview

BBB Industries 13873CP is a reman alternator engineered for vehicles that use a 136 amp charging setup with a clutch pulley and external regulation. It features a 2-1/4 inch (58 mm) outside pulley diameter, a 6-groove serpentine pulley, and a clockwise rotation pattern to match the listed OE-style configuration. This part number 13873CP is listed for 2003-2006 Jeep Liberty, 2003-2004 Dodge Dakota, and 2003-2004 Jeep Grand Cherokee applications.

This part cross-references 121000-4540 for the same application.

Vehicle Fitment

• Fits 2003-2006 Jeep Liberty, N/A; Std; w/Clutch Pulley; 136 Amps; REMAN ALTERNATOR
• Fits 2003-2004 Dodge Dakota, N/A; w/Clutch Pulley; 136 Amps; REMAN ALTERNATOR
• Fits 2003-2004 Jeep Grand Cherokee, N/A; w/Clutch Pulley; 136 Amps; REMAN ALTERNATOR

Common Charging System Issues

• Low battery charging output
• Battery warning light or charging system warning
• Dim lights caused by alternator output loss
• Noise from a worn pulley or internal alternator wear
• Intermittent electrical performance from charging-system failure

Installation Notes and Tips

Verify the 136 amp rating, 2 o'clock plug position, clockwise rotation, and clutch pulley configuration before installation. Confirm the serpentine belt setup, pulley groove count, and external regulator arrangement match the original unit on your Jeep Liberty, Dodge Dakota, or Jeep Grand Cherokee application. Inspect the belt and charging connections during replacement to help ensure proper system operation.

Quality Assurance

BBB Industries remanufactures charging-system components to match the listed OE-style configuration for the specified vehicle applications. Part number 13873CP is built for direct replacement use in the confirmed fitment range.