Remy 12458 Alternator

Remanufactured Alternator for Mercedes-Benz C230

Restore charging performance with this Remy Premium Remanufactured alternator, part number 12458. It is a 12-volt, 120-amp unit with an internal fan, internal voltage regulator, clockwise rotation, and pulley included for a direct OE-style replacement on select Mercedes-Benz C230 applications.

Fits 2003-2005 Mercedes-Benz C230, N/A. This Bosch unit application is built for drivers searching for a remanufactured Mercedes-Benz C230 alternator 120 amp replacement or a Bosch-style charging system repair.

Key Features

• Remy Premium Remanufactured alternator
• Part number 12458
• 120-amp amperage rating for OE-matched charging output
• 12-volt electrical system
• Internal fan design
• Internal voltage regulator
• Pulley included
• Clockwise rotation
• OE manufacturer: Bosch

Detailed Description

Remy 12458 is a remanufactured alternator engineered for select 2003-2005 Mercedes-Benz C230 models. The unit follows Bosch-based OE specifications and uses an internal regulator and internal fan layout to support stable charging system operation. With 120 amps of output, it is suited for replacing a worn or failing alternator in vehicles that need consistent battery charging and electrical system support.

Remy Premium Remanufactured focuses on restoring core components to serviceable condition for OE-style fit and function. This part cross-references Bosch 0-124-515-088 for the same application.

What This Part Helps Fix

• Battery warning light illuminated
• Low charging voltage at the battery
• Dim headlights or unstable electrical performance
• Battery not staying charged during normal driving
• Alternator noise or charging system failure

Installation Notes and Tips

Verify pulley alignment, belt condition, and electrical connector condition before installation. Confirm the vehicle uses the listed Bosch-style 120-amp alternator configuration for the Mercedes-Benz C230. After installation, test charging voltage at idle and under load to confirm proper system operation.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to meet application-specific OE requirements for fit and electrical performance. This alternator is built as a replacement for Bosch-equipped charging systems on the listed Mercedes-Benz C230 applications.