Rear Differential Ring and Pinion for Dodge and Ram

FSFT 10004209 is a rear differential ring and pinion set for a wide range of Dodge and Ram trucks and SUVs. It is listed for rear applications on models such as the Ram 1500, Dodge Ram 1500, Dakota, Durango, Ramcharger, and W-series trucks.

Key Features

• Part type: differential ring and pinion
• Brand line: FSFT
• Rear axle application
• Fits a broad range of Dodge and Ram driveline setups
• Part number: 10004209

Detailed Fitment and Application

This rear differential ring and pinion is cataloged for 2011-2015 Ram 1500 rear, 1998-2010 Dodge Dakota rear, 1994-2010 Dodge Ram 1500 rear, 1998-2009 Dodge Durango rear, 1974-1994 Dodge Ramcharger rear, 1977-1993 Dodge W150 rear, 1981-1993 Dodge W250 rear, 1984-1989 Dodge W100 rear, 1975-1977 Dodge W100 rear, 1981-1989 Dodge W350 rear, 1975-1980 Dodge W200 rear, and 1975-1980 Dodge W300 rear. If you are searching for a rear differential ring and pinion for a Dodge Ram 1500, Dodge Dakota rear axle, or Ramcharger rear differential service, FSFT 10004209 matches those listed applications.

What It Is Used For

• Replacing worn or damaged ring and pinion gears in the rear differential
• Restoring proper gear mesh after differential noise develops
• Addressing gear wear that can lead to vibration or driveline roughness
• Supporting rear axle rebuilds on Dodge and Ram trucks and SUVs
• Servicing axle gear components during differential repair

Installation Notes and Tips

Rear differential gear installation requires careful setup of backlash, pinion depth, and bearing preload. Verify axle housing, gear ratio, and carrier compatibility before installation. Because this part is listed for multiple Dodge and Ram platforms, confirm the exact rear axle configuration on the vehicle before ordering. Part number 10004209 should be matched to the existing differential specifications for proper fit.

Quality Assurance

FSFT 10004209 is cataloged as a driveline and axle replacement part for the listed rear applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.