Four Seasons 83418 A/C Receiver Drier / Desiccant Element

Four Seasons 83418 Desiccant Bag Kit

Four Seasons 83418 is a filter drier desiccant bag kit with plug for HVAC service applications that require moisture control inside the A/C system. Built with a cloth desiccant element and gasket or seal included, it supports proper receiver drier function in select Cadillac Escalade, Cadillac Escalade ESV, Chevrolet Tahoe, GMC Yukon, and GMC Yukon XL models.

Key Features

• Part type: A/C receiver drier / desiccant element
• Type: Desiccant bag kit with plug
• Material: Cloth
• Color: White
• Desiccant length: 10.25 in.
• Desiccant diameter: 1.3 in.
• Desiccant weight: 120 grams
• Gasket or seal included: Yes

Product Details

This Four Seasons Dessicant Bag Kit line is built for mobile A/C service where moisture removal is critical to system performance. Part number 83418 is engineered and tested for long-term operation, drawing on Four Seasons’ decades of mobile air conditioning experience. It is a direct service component for receiver drier and accumulator repairs on 2021-2026 Cadillac Escalade, 2021-2026 Cadillac Escalade ESV, 2021-2026 Chevrolet Tahoe, 2021-2026 GMC Yukon, and 2021-2026 GMC Yukon XL applications listed below.

This part cross-references Dorman - HELP 83418 for the same application.

Vehicle Fitment

• Fits 2026 Cadillac Escalade, N/A
• Fits 2026 Cadillac Escalade ESV, N/A
• Fits 2026 Chevrolet Tahoe, N/A
• Fits 2026 GMC Yukon, N/A
• Fits 2026 GMC Yukon XL, N/A
• Fits 2021-2025 Cadillac Escalade, N/A, Dessicant Bag Kit
• Fits 2021-2025 Cadillac Escalade ESV, N/A, Dessicant Bag Kit
• Fits 2021-2025 Chevrolet Tahoe, N/A, Dessicant Bag Kit
• Fits 2021-2025 GMC Yukon, N/A, Dessicant Bag Kit
• Fits 2021-2025 GMC Yukon XL, N/A, Dessicant Bag Kit

Common Repair Uses

• Restores moisture absorption in the A/C receiver drier assembly
• Addresses contaminated or saturated desiccant material
• Supports A/C service after compressor or system repair
• Helps maintain refrigerant system dryness during HVAC maintenance
• Replaces worn desiccant components in select GM full-size SUVs

Installation Notes

Install this desiccant bag kit during receiver drier or accumulator service, following the vehicle-specific HVAC procedure. Replace the gasket or seal as part of the repair, and verify the system is clean and properly evacuated before recharging. Confirm application by model year and HVAC configuration before installation on Cadillac Escalade, Chevrolet Tahoe, GMC Yukon, and GMC Yukon XL vehicles.

Quality Assurance

Four Seasons backs this component with more than 50 years of mobile A/C experience and tests its products for dependable operation in service use. Part number 83418 is built to meet the demands of routine HVAC repair on the listed GM applications.