Fel-Pro axle housing cover gasket for Ram 2500/3500 2011-2020 — RDS 55473, OEM-fit leak-resistant seal

Fel-Pro RDS 55473 is an application-specific axle housing cover gasket engineered to restore a durable, leak-resistant seal for compatible Ram and Dodge truck rear axle covers.

When servicing the axle housing cover on a Ram 2500, 3500 or compatible Dodge/Ram model, using a gasket designed for that exact application reduces the chance of oil leaks, contamination and premature resealing. The Fel-Pro RDS 55473 gasket is built to the manufacturer’s fit and function standards so it aligns precisely with the cover and housing surfaces and withstands the environmental stresses typical of heavy-duty truck use.

Which vehicles will this axle housing cover gasket fit?

This Fel-Pro gasket covers a broad range of Ram and Dodge trucks across multiple years and models. Always confirm fitment by entering the vehicle year, make, model, engine and trim before ordering to avoid returns.

• 2011–2020 Ram 2500 and 2011–2020 Ram 3500
• 2017–2018 Ram 4000
• 2006–2010 Dodge Ram 1500
• 2003–2010 Dodge Ram 2500 and 2003–2010 Dodge Ram 3500

How does this gasket ensure a proper seal during axle service?

Fel-Pro designs gaskets to match the original equipment surfaces and pressures they will experience. This gasket’s shape and material choices keep oil contained while accommodating minor surface irregularities.

• Application-specific profile for accurate alignment with the cover and housing
• Material selected to resist oil, heat, and vibration common in axle housings
• Manufactured to meet or exceed OEM specifications for reliable sealing

What should I check before buying to make sure it's the right part?

Fitment checks prevent delays and returns. Use the product’s compatibility tool and read any additional notes tied to your vehicle configuration to verify fit before purchasing.

• Enter year, make, model, engine and trim into the fitment/confirmation tool
• Look for special qualifier notes or information icons that explain exceptions
• Compare the old gasket’s shape to the product images and descriptions

Why choose a Fel-Pro axle housing cover gasket for repairs?

Fel-Pro is engineered for repeatable fit, consistent sealing performance and durability that technicians expect. Each gasket goes through validation for fit, form and function to match repair standards used in professional shops.

• Validated by Fel-Pro for correct dimensions and sealing behavior
• Manufactured under controlled processes to reduce variability
• Designed to deliver long service life under typical truck operating conditions

Who this is for: Mechanics, fleet managers and DIY truck owners who need a dependable axle housing cover gasket for Ram 2500/3500, certain Ram 4000 models or older Dodge Ram trucks. Choose this gasket if you want an application-matched replacement that follows OEM fit and durability expectations and if you confirm compatibility with your specific vehicle configuration prior to purchase.