Universal Air RD0991C A/C Receiver Drier

Mercedes-Benz A/C Receiver Drier

Universal Air RD0991C is an A/C receiver drier for select Mercedes-Benz applications. It is used in the HVAC refrigerant circuit to help maintain proper system operation in vehicles such as the Mercedes-Benz E500, E320, E420, and 300E.

Use RD0991C when servicing the air conditioning system on compatible Mercedes-Benz models from 1984 through 1997. This receiver drier is listed for multiple chassis applications, including Mercedes-Benz 300CE, 300D, 300TE, 400E, and 500E.

Key Features

• Part number: RD0991C
• Universal Air Drier product line
• A/C receiver drier for HVAC service
• Compatible with select Mercedes-Benz E500, E320, E420, and 300E applications
• Fits listed Mercedes-Benz models from 1984-1997

Detailed Description

The Universal Air RD0991C receiver drier is a replacement HVAC component for Mercedes-Benz air conditioning systems. It is listed for 1997 Mercedes-Benz E500, 1994 Mercedes-Benz E500, 1995 Mercedes-Benz E300, 1994-1995 Mercedes-Benz E320, 1994-1995 Mercedes-Benz E420, 1988-1993 Mercedes-Benz 300CE, 1990-1993 Mercedes-Benz 300D, 1987 Mercedes-Benz 300D, 1986-1993 Mercedes-Benz 300E, 1988-1993 Mercedes-Benz 300TE, 1992-1993 Mercedes-Benz 400E, 1992-1993 Mercedes-Benz 500E, 1987-1989 Mercedes-Benz 260E, 1987 Mercedes-Benz 300TD, and 1984-1985 Mercedes-Benz 300TD. The part number RD0991C is the reference to verify against your existing drier before ordering.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Weak or inconsistent cabin cooling
• Moisture contamination in the A/C refrigerant circuit
• Service replacement during compressor or system repair
• Restoration of proper HVAC system function after component failure

Installation Notes and Tips

Confirm the vehicle year, model, and existing receiver drier configuration before installation. Replace the drier during A/C system service when the refrigerant circuit has been opened, and verify all connections and seals are clean and properly seated. Match the part number RD0991C to the original component and the listed Mercedes-Benz fitment before installation.

Quality Assurance

Universal Air Drier components are cataloged for specific vehicle applications to support accurate replacement selection. Verify fitment against the vehicle listing and original part identification prior to installation.