Bosch SR0445X Starter Motor

Bosch SR0445X Remanufactured Starter

The Bosch SR0445X is a remanufactured 12-volt starter built for dependable cranking performance in select BMW applications. It is an OE-recommended replacement with a clockwise rotation, integrated solenoid, and aluminum nose cone for a direct-fit starting system service part.

Key Features

• Remanufactured Bosch starter for electrical, charging, and starting system repair
• 12V design with 1.4 power rating
• Clockwise starter rotation
• Integrated solenoid attached
• Closed nose design with aluminum nose cone and aluminum finish
• 3 mounting bolt holes for application-specific fitment
• 9-tooth drive configuration
• OE recommendation status for select BMW applications

Product Details

Bosch Premium Starters are remanufactured, built, and tested to deliver consistent starting performance and reliability. The SR0445X starter is engineered for select BMW 318i, 318is, 320i, 325i, 525i, 525iT, and M3 models, making it a focused replacement for BMW starter repair where OE-style fit and function matter. This part cross-references Bosch OE numbers 12411714750 and 12411735400 for the same application.

Vehicle Fitment

• Fits 1994-1996 BMW M3, N/A
• Fits 1992-1995 BMW 320i, N/A
• Fits 1995 BMW 325i, N/A
• Fits 1992-1995 BMW 525i, N/A
• Fits 1991-1994 BMW 318i, N/A
• Fits 1993 BMW 525iT, N/A
• Fits 1991 BMW 318is, N/A

Common Starting System Issues It Can Address

• Engine no-crank condition when the starter motor has failed
• Intermittent starting caused by worn internal starter components
• Slow or weak cranking during ignition
• Starter engagement problems related to drive or solenoid wear
• Electrical starting faults in select BMW E36 and E34-era vehicles

Installation Notes and Tips

Verify the vehicle’s original starter configuration before installation, including 12V system requirements, clockwise rotation, 3-bolt mounting pattern, and 9-tooth drive count. Mounting hardware and shims are not included, so reuse or source the correct service parts as needed. Confirm battery condition, cable integrity, and charging system output during diagnosis to avoid repeat starter failure.

Quality Assurance

This Bosch remanufactured starter is built and tested to meet Bosch’s performance and reliability standards for OE-style replacement service. The SR0445X is an OE-recommended starter for the listed BMW applications.