Bosch SR46X Starter Motor

Bosch SR46X Remanufactured Starter

The Bosch SR46X is a remanufactured 12-volt starter built for dependable cranking performance in select Mercedes-Benz applications. It features a clockwise rotation, integrated solenoid, aluminum nose cone, and a closed nose design for a direct-fit replacement approach.

Compatible with 1984-1988 Mercedes-Benz 190E and 1991-1993 Mercedes-Benz 190E, this Bosch starter is an OE-recommended replacement for drivers restoring starting system function. The SR46X is also a fitment match for vehicles that use the Bosch 0031512801 interchange reference.

Key Features

• 12-volt remanufactured starter for starting system service
• 1.4 power rating for OE-style cranking output
• Clockwise starter rotation
• Integrated solenoid attached
• Aluminum nose cone with closed nose construction
• 2 mounting bolt holes and 9-tooth drive configuration
• OE recommendation noted for Bosch SR46X applications

Product Details

Bosch Premium Starters are remanufactured, tested, and built to support reliable engine starting in demanding daily-use conditions. The SR46X is designed for Mercedes-Benz 190E models from 1984-1988 and 1991-1993, making it a focused solution for owners searching for a Bosch starter for Mercedes-Benz 190E, a remanufactured starter for 1991-1993 Mercedes-Benz 190E, or a Bosch SR46X starter replacement. The aluminum finish and closed nose design support a factory-style installation profile, while the attached solenoid simplifies starter replacement planning.

This part cross-references Bosch 0031512801 for the same application.

Common Starting Issues It Can Address

• Engine no-crank condition when the ignition key is turned
• Slow or weak cranking during startup
• Intermittent starter engagement
• Starter noise related to worn internal components
• Starting system failure on select Mercedes-Benz 190E models

Installation Notes

Verify vehicle year and engine application before installation. Confirm the 2-bolt mounting pattern, clockwise rotation, and 9-tooth drive match the original unit. Mounting hardware and shims are not included, so reuse or source the correct installation components as needed. Always inspect battery condition, cables, grounds, and charging system output when replacing a starter.

Quality Assurance

This Bosch remanufactured starter is built and tested to meet Bosch’s standards for performance and reliability. It is identified as an OE-recommended replacement for the listed Mercedes-Benz 190E applications.