Four Seasons 5221N A/C Compressor Kit

Mercedes-Benz A/C Compressor Kit

Four Seasons 5221N is a PAC-Kit with a new compressor for select Mercedes-Benz SL, CL, and S-Class applications. It is built for vehicles using the 7SEU17C or 7SEU16C compressor configuration, with fitment tied to pulley and model-specific notes.

• Four Seasons PAC-Kit w/ New Compressor
• Part number 5221N for targeted Mercedes-Benz HVAC service
• Fits select Mercedes-Benz SL500, SL550, SL600, SL65 AMG, CL500, CL55 AMG, CL600, CL65 AMG, S430, S500, S55 AMG, S600, and S65 AMG applications
• Application notes include 7SEU17C and 7SEU16C compressor setups
• Fitment references 6-groove pulley and 4-1/2" diameter pulley configurations where listed

Product Details

This Four Seasons A/C compressor kit is intended for Mercedes-Benz vehicles that require a direct-fit compressor replacement matched to the listed compressor family and pulley specifications. The PAC-Kit format aligns the compressor application with the vehicle notes shown for 2001-2012 Mercedes-Benz SL500, SL550, SL600, SL65 AMG, CL500, CL55 AMG, CL600, CL65 AMG, S430, S500, S55 AMG, S600, and S65 AMG models. Part number 5221N is the reference to use when matching the correct HVAC compressor kit to the vehicle’s original setup.

Common A/C Problems It Addresses

• Loss of cabin cooling from a failed compressor
• Noisy or seized compressor operation
• Incorrect compressor match for 7SEU16C or 7SEU17C applications
• Poor A/C performance after compressor wear or internal damage
• Fitment issues on Mercedes-Benz SL, CL, and S-Class HVAC repairs

Installation Notes

Verify the compressor family, pulley style, and model-year notes before installation. This kit is listed for specific Mercedes-Benz applications, including 2001-2012 SL500 and SL550 coverage, 2001-2006 CL and S-Class coverage, and 2007-2008 SL600 and SL65 AMG coverage. Confirm the vehicle’s original A/C configuration against the fitment notes for the exact match.

Quality Assurance

Four Seasons is a recognized aftermarket HVAC brand, and PAC-Kit packaging groups the compressor application around the listed vehicle requirements for a more precise repair selection.