Four Seasons 26014 A/C System O-Ring and Gasket Kit
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Four Seasons
AC System Seal Kit

Four Seasons 26014 A/C System O-Ring and Gasket Kit

Brand Four Seasons 26014
Description O-ring & gasket a/c system seal kit
Style O-ring & gasket kit
Type Ac system seal kits
Product line AC System Seal Kit
Fits BMW · 123 vehicles

Seal kit. O-ring and gasket kit for A/C system sealing.

AC system seals. Helps restore leak-resistant sealing performance.

Four Seasons experience. Backed by over 50 years of mobile A/C expertise.

Cross-references Four Seasons 26014, 407840 and A79858 for the same application. See all 4.

$30.25Free shipping
In stock · usually ships same day before 1pm CST
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Order total $30.25
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all A/C System O-Ring and Gasket Kit options

AC System Seal Kit for BMW HVAC Service

Restore sealing integrity in BMW air conditioning repairs with the Four Seasons AC System Seal Kit, part number 26014. This O-ring and gasket kit is built for HVAC sealing service on a wide range of BMW models from 2017-2019, helping address refrigerant leaks at service connections and component interfaces.

Key Features

  • O-ring and gasket A/C system seal kit for HVAC repair work
  • Four Seasons AC System Seal Kit line for BMW applications
  • Engineered and tested for dependable operation
  • Backed by more than 50 years of mobile A/C experience
  • Cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application

Detailed Product Overview

Four Seasons 26014 is an A/C system seal kit intended for BMW HVAC service where worn or leaking O-rings and gaskets need replacement. The kit supports sealing at common refrigerant connection points and is a practical choice for technicians servicing BMW 230i, 330i xDrive, 530i, X5, X7, and other listed models. Four Seasons focuses on mobile A/C components with testing and engineering practices aimed at consistent service performance.

Compatible With BMW models including 2017-2019 230i, 2018-2019 330i xDrive, 2017-2019 530i, 2018-2019 X5, and additional listed BMW applications. Part number 26014 is also referenced by aftermarket numbers A79858 and MT2648.

Common Repair Uses

  • Refrigerant seepage at A/C line connections
  • Leaking seals after compressor, condenser, or line service
  • Loss of cabin cooling caused by deteriorated O-rings or gaskets
  • HVAC maintenance on BMW vehicles with aging seal points
  • Seal replacement during A/C system reassembly

Installation Notes and Tips

Inspect all mating surfaces before installation and replace damaged or flattened seals during A/C service. Clean connection points thoroughly, use the correct refrigerant oil on new seals where specified by the vehicle service procedure, and verify proper torque on fittings after reassembly. Always evacuate and recharge the system according to BMW service specifications.

Quality Assurance

Four Seasons engineers and tests its products for years of trouble-free operation, drawing on more than 50 years of mobile air conditioning experience. This AC System Seal Kit is built for professional HVAC repair standards and consistent sealing performance.

This part fits 123 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2019BMW230i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW230i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW330i GT xDriveAWDN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW330i xDriveAWDN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW340i GT xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW430i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW430i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW430i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW430i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW440i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW440i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW440i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW440i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW530e—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW530e xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW530i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW530i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW540i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW540i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW640i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW640i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW650i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW650i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW740e xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW740i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW740i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW750i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW750i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW750Li—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMW750Li xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWi3—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWi3s—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWi8—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM2—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM240i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM240i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM4—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM5—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM550i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM6 Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM760i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWM850i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWX1—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWX2—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWX3—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWX4—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWX5—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWX6—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWX7—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2019BMWZ4—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW230i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW230i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW320i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW320i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW328d—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW328d xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW330i GT xDriveAWDN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW330i xDriveAWDN/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW340i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW340i GT xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW340i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW430i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW430i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW430i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW430i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW440i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW440i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW440i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW440i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW530e—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW530e xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW530i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW530i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW540d xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW540i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW540i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW640i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW640i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW640i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW640i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW650i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW650i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW650i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW650i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW740e xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW740i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW740i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW750i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW750i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW750Li—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMW750Li xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWi3—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWi3s—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM2—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM240i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM240i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM3—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM4—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM5—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM550i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM6—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM6 Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWM760i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWX2—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWX4—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWX5—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2018BMWX6—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW230i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW230i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW430i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW430i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW430i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW430i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW440i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW440i Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW440i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW440i xDrive Gran Coupe—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW530i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW530i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW535i GT—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW535i GT xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW540i—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
2017BMW540i xDrive—N/AO-Ring and Gasket Seal Kit; AC System Seal Kit
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 26014407840A79858MT2648