Dorman 917-299 Automatic Transmission Fluid Filler Cap Locking Pin

Automatic Transmission Filler Cap Locking Pin

Dorman 917-299 is an automatic transmission fluid filler cap locking pin made for specific Mercedes-Benz and Sprinter applications. It is built from plastic and engineered to match the fit and function of the original pin for dependable service in the transmission hardware assembly.

Use this OE-style replacement when servicing Mercedes-Benz automatic transmission fluid filler cap components on models such as the C-Class, E-Class, SLK, and Sprinter. The Dorman 917-299 part number is a direct-fit solution for specified vehicles, including Mercedes-Benz C300, E350, and Sprinter 2500 applications.

Key Features

• Automatic transmission fluid filler cap locking pin for specific applications
• Plastic construction for OE-style fit and function
• Designed to match the original pin on supported vehicles
• Specific fitment for Mercedes-Benz and Dodge Sprinter models
• Cross-reference: Genuine 1409910055
• Part number: 917-299

Detailed Description

This transmission hardware component is designed for vehicles that use a locking pin at the automatic transmission fluid filler cap. Dorman 917-299 follows the original design intent so the cap assembly can be secured properly during service. It is a practical replacement for Mercedes-Benz and Sprinter owners looking for a direct-fit transmission filler cap locking pin, including applications across the 1998-2019 model years. The 917-299 part number is commonly searched for Mercedes-Benz transmission service, especially on C-Class, E-Class, G-Class, SLK, and Sprinter vehicles.

What It Helps Solve

• Broken or missing transmission filler cap locking pin
• Improper retention of the automatic transmission fluid filler cap
• Service issues during transmission fluid checks or filling
• Replacement needs after cap or dipstick service on Sprinter models
• Restoration of OE-style transmission hardware on Mercedes-Benz vehicles

Installation Notes and Tips

Verify the vehicle’s transmission service hardware before installation and confirm the application by year, make, and model. Some Sprinter listings note that replacement of the new auto trans dipstick is required. Use the vehicle-specific fitment data to confirm compatibility before ordering, especially for Mercedes-Benz C250, E320, and GLA250 applications. The locking pin should be installed in the same orientation as the original part.

Quality Assurance

Dorman designs this replacement pin to match original fit and function on specified applications and to provide reliable performance and durability in daily service.

• Fits 2013-2019 Mercedes-Benz B250, N/A
• Fits 2014-2019 Mercedes-Benz CLA250, N/A
• Fits 2014-2019 Mercedes-Benz CLA45 AMG, N/A
• Fits 2014-2019 Mercedes-Benz GLA250, N/A
• Fits 2014-2019 Mercedes-Benz GLA45 AMG, N/A
• Fits 2014-2016 Mercedes-Benz E250, N/A
• Fits 2015 Mercedes-Benz B180, N/A
• Fits 2008-2015 Mercedes-Benz C63 AMG, N/A
• Fits 2015 Mercedes-Benz CLA200, N/A
• Fits 2015 Mercedes-Benz G500, N/A
• Fits 2002-2008 Mercedes-Benz G500, N/A
• Fits 2012-2014 Mercedes-Benz C250, N/A
• Fits 2008-2014 Mercedes-Benz C300, N/A
• Fits 2001-2014 Mercedes-Benz CL600, N/A
• Fits 2008-2014 Mercedes-Benz CL65 AMG, N/A
• Fits 2005-2006 Mercedes-Benz CL65 AMG, N/A
• Fits 2006-2013 Mercedes-Benz E350, N/A
• Fits 2001-2013 Mercedes-Benz S600, N/A
• Fits 2006-2013 Mercedes-Benz S65 AMG, N/A
• Fits 2010-2013 Mercedes-Benz Sprinter 2500, N/A, Requires replacement of new Auto Trans Dipstick
• Fits 2010-2013 Mercedes-Benz Sprinter 3500, N/A, Requires replacement of new Auto Trans Dipstick
• Fits 2010-2012 Mercedes-Benz E550, N/A
• Fits 2009-2012 Mercedes-Benz GL550, N/A
• Fits 2006-2011 Mercedes-Benz C350, N/A
• Fits 2005-2011 Mercedes-Benz G55 AMG, N/A
• Fits 2010-2011 Mercedes-Benz ML450, N/A
• Fits 2009-2011 Mercedes-Benz SLK300, N/A
• Fits 2005-2011 Mercedes-Benz SLK350, N/A
• Fits 2005-2010 Mercedes-Benz SLK55 AMG, N/A
• Fits 2003-2009 Dodge Sprinter 2500, N/A, Requires replacement of new Auto Trans Dipstick
• Fits 2003-2009 Dodge Sprinter 3500, N/A, Requires replacement of new Auto Trans Dipstick
• Fits 2006-2009 Mercedes-Benz CLK350, N/A
• Fits 2007-2009 Mercedes-Benz CLK550, N/A
• Fits 2007-2009 Mercedes-Benz CLK63 AMG, N/A
• Fits 1998-2009 Mercedes-Benz E320, N/A
• Fits 2007-2009 Mercedes-Benz E63 AMG, N/A
• Fits 2005-2009 Mercedes-Benz SLR McLaren, N/A
• Fits 2004-2009 Mercedes-Benz Sprinter, N/A, Requires replacement of new Auto Trans Dipstick
• Fits 2005-2008 Mercedes-Benz SL55 AMG, N/A
• Fits 2006-2008 Mercedes-Benz SLK280, N/A
• Fits 2002-2007 Mercedes-Benz C230, N/A
• Fits 2006-2007 Mercedes-Benz C280, N/A
• Fits 2005-2006 Mercedes-Benz C55 AMG, N/A
• Fits 2000-2006 Mercedes-Benz CL500, N/A
• Fits 2005-2006 Mercedes-Benz CL55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz CLK500, N/A
• Fits 2005-2006 Mercedes-Benz CLK55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz E500, N/A
• Fits 2003-2006 Mercedes-Benz E55 AMG, N/A
• Fits 2006 Mercedes-Benz S350, N/A
• Fits 2000-2006 Mercedes-Benz S430, N/A
• Fits 2000-2006 Mercedes-Benz S500, N/A
• Fits 2003-2006 Mercedes-Benz S55 AMG, N/A
• Fits 2003-2006 Mercedes-Benz SL500, N/A
• Fits 2003-2005 Mercedes-Benz C240, N/A
• Fits 2001-2005 Mercedes-Benz C320, N/A
• Fits 1999-2005 Mercedes-Benz CLK320, N/A
• Fits 2003-2005 Mercedes-Benz ML350, N/A
• Fits 2002-2005 Mercedes-Benz ML500, N/A
• Fits 2002-2004 Mercedes-Benz C32 AMG, N/A
• Fits 1998-2004 Mercedes-Benz SLK230, N/A
• Fits 2002-2004 Mercedes-Benz SLK32 AMG, N/A
• Fits 2001-2004 Mercedes-Benz SLK320, N/A
• Fits 2000-2003 Mercedes-Benz CLK430, N/A
• Fits 1998-2003 Mercedes-Benz ML320, N/A
• Fits 2000-2003 Mercedes-Benz ML55 AMG, N/A
• Fits 1998-2002 Mercedes-Benz E430, N/A
• Fits 1999-2001 Mercedes-Benz ML430, N/A