Bosch SR0811N Starter

Bosch Starter for Mercedes-Benz Applications

Bosch SR0811N is a new 12-volt starter built for Mercedes-Benz vehicles that need a direct replacement with OE-style fit and electrical performance. It uses a permanent magnet gear reduction design with a grounded aluminum case and an attached solenoid for dependable cranking.

Key Features

• 12-volt starter with permanent magnet gear reduction design
• PMGR family construction for compact, efficient starting performance
• Clockwise rotation with 10-tooth pinion
• Grounded aluminum case and aluminum nose cone
• Closed nose design with flange mounting
• Solenoid attached for simplified replacement
• Designed for automatic start/stop operation
• New Bosch starter, part number SR0811N

Detailed Description

Bosch Premium Starters are engineered, assembled, and tested for consistent starting performance and reliability. The SR0811N uses a permanent magnet gear reduction layout to deliver strong cranking in a compact package, with a 1.1 power rating and a 6.55 lb approximate weight. Its 8.74-inch overall length, 59.2 mm mounting flange to end of case dimension, and 26.4 mm flange-to-pinion-end-at-rest measurement support proper fitment on the listed Mercedes-Benz platforms. This Bosch SR0811N starter is a direct replacement choice for many Mercedes-Benz C-Class, E-Class, ML-Class, GL-Class, SL-Class, and S-Class applications, including Mercedes-Benz C300, E350, ML350, and GL450 models.

This part cross-references Bosch-style replacement numbers 0061510501 and 0061513701 for the same application.

What It Helps Fix

• Engine no-crank condition
• Slow or weak cranking during startup
• Intermittent starter engagement
• Starter noise from worn internal components
• Starting issues on automatic start/stop equipped vehicles

Installation Notes and Tips

Verify the vehicle’s starter configuration, rotation, and mounting style before installation. This unit uses flange mounting, has no mounting bolt holes listed, and does not include mounting shims or mounting hardware. Confirm battery condition, charging system output, and cable integrity before replacing the starter to avoid repeat failures. Use the vehicle’s service information for torque and electrical connection procedures.

Quality Assurance

Bosch markets this starter as part of its Premium Starter line, with testing focused on performance and reliability. The SR0811N is a new replacement starter designed for the listed Mercedes-Benz fitments, including 2004-2015 applications across multiple models.

Compatible Mercedes-Benz Fitment

• Fits 2015 Mercedes-Benz G550, N/A
• Fits 2010-2013 Mercedes-Benz G550, N/A
• Fits 2010-2013 Mercedes-Benz S400, N/A
• Fits 2007-2012 Mercedes-Benz GL450, N/A
• Fits 2008-2012 Mercedes-Benz GL550, N/A
• Fits 2010-2012 Mercedes-Benz GLK350, N/A
• Fits 2007-2012 Mercedes-Benz SL550, N/A
• Fits 2008-2011 Mercedes-Benz C300, N/A
• Fits 2006-2011 Mercedes-Benz C350, N/A
• Fits 2007-2011 Mercedes-Benz CLS550, N/A
• Fits 2006-2011 Mercedes-Benz E350, N/A
• Fits 2007-2011 Mercedes-Benz E550, N/A
• Fits 2006-2011 Mercedes-Benz ML350, N/A
• Fits 2008-2011 Mercedes-Benz ML550, N/A
• Fits 2006-2011 Mercedes-Benz R350, N/A
• Fits 2007-2011 Mercedes-Benz S550, N/A
• Fits 2009-2011 Mercedes-Benz SLK300, N/A
• Fits 2005-2011 Mercedes-Benz SLK350, N/A
• Fits 2007-2009 Mercedes-Benz CL550, N/A
• Fits 2006-2009 Mercedes-Benz CLK350, N/A
• Fits 2007-2009 Mercedes-Benz CLK550, N/A
• Fits 2006-2008 Mercedes-Benz SLK280, N/A
• Fits 2006-2007 Mercedes-Benz C230, N/A
• Fits 2006-2007 Mercedes-Benz C280, N/A
• Fits 2006 Mercedes-Benz S350, N/A
• Fits 2004-2005 Mercedes-Benz C240, N/A
• Fits 2004-2005 Mercedes-Benz C320, N/A