OE Quality
60-Day Returns

Global Parts 1321411 A/C System O-Ring and Gasket Kit
Reliable A/C System O-Ring and Gasket Kit for Mercedes-Benz Models
The Global Parts 1321411 A/C System O-Ring and Gasket Kit is designed specifically for select Mercedes-Benz vehicles. This kit provides the necessary sealing components to maintain the integrity of your vehicle's HVAC system, ensuring proper function and preventing leaks.
- Compatible with Mercedes-Benz C63 AMG, C250, C300, C350, GLK250, GLK300, GLK350, GLS63 AMG, GLS350d, GLS450, GLS500, and GLS550 models
- Includes high-quality O-rings and gaskets tailored for specific fitment
- Part number 1321411 ensures precise replacement parts for your A/C system
- Designed to maintain optimal sealing performance under varying temperature and pressure conditions
- Helps prevent refrigerant leaks and maintains system efficiency
Detailed Product Description
This A/C System O-Ring and Gasket Kit from Global Parts is engineered for specific Mercedes-Benz models, including the C-Class, GLK, and GLS series. The kit contains all necessary sealing components to replace worn or damaged O-rings and gaskets within the air conditioning system. Proper sealing is critical to prevent refrigerant leaks, which can reduce cooling performance and potentially damage the A/C compressor. Using part number 1321411 ensures compatibility and reliable fitment for your Mercedes-Benz C63 AMG, C250, C300, C350, GLK250, GLK300, GLK350, GLS63 AMG, GLS350d, GLS450, GLS500, and GLS550 vehicles.
Common Applications and Issues Addressed
- Prevents refrigerant leaks in the A/C system
- Eliminates loss of cooling efficiency due to worn seals
- Addresses compressor seal failures and gasket deterioration
- Helps maintain proper system pressure and performance
- Reduces risk of moisture ingress and contamination
Installation Notes and Tips
- Ensure all old O-rings and gaskets are fully removed before installation
- Lubricate new O-rings with appropriate refrigerant oil to prevent damage during assembly
- Verify compatibility with your specific Mercedes-Benz model using part number 1321411
- Inspect mating surfaces for damage or debris prior to installation
- Follow manufacturer torque specifications when reassembling components
Quality Assurance and Warranty
Global Parts manufactures this A/C System O-Ring and Gasket Kit to meet OEM standards for fit and function. Each component is tested for durability and sealing performance to ensure long-term reliability. While specific warranty details may vary, Global Parts typically offers coverage against manufacturing defects. Using part number 1321411 guarantees you receive a kit designed for precise fitment on Mercedes-Benz C63 AMG, C250, C300, C350, GLK250, GLK300, GLK350, GLS63 AMG, GLS350d, GLS450, GLS500, and GLS550 models.
This part fits 18 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2018 | Mercedes-Benz | GLS450 | 3.0L | V6 | N/A | ||
| 2018 | Mercedes-Benz | GLS550 | 4.7L | V8 | N/A | ||
| 2018 | Mercedes-Benz | GLS63 AMG | 5.5L | V8 | N/A | ||
| 2017 | Mercedes-Benz | GLS350d | 3.0L | V6 | N/A | ||
| 2017 | Mercedes-Benz | GLS450 | 3.0L | V6 | N/A | ||
| 2017 | Mercedes-Benz | GLS500 | 4.7L | V8 | N/A | ||
| 2017 | Mercedes-Benz | GLS550 | 4.7L | V8 | N/A | ||
| 2017 | Mercedes-Benz | GLS63 AMG | 5.5L | V8 | N/A | ||
| 2015 | Mercedes-Benz | GLK250 | 2.1L | L4 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2015 | Mercedes-Benz | GLK350 | 3.5L | V6 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2014 | Mercedes-Benz | C250 | 1.8L | L4 | GAS | N/A | All necessary seals included for A/C system O-ring and gasket kit. |
| 2014 | Mercedes-Benz | C300 | 3.5L | V6 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2014 | Mercedes-Benz | C350 | 3.5L | V6 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2014 | Mercedes-Benz | C63 AMG | 6.3L | V8 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2014 | Mercedes-Benz | GLK250 | 2.1L | L4 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2014 | Mercedes-Benz | GLK350 | 3.5L | V6 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2013 | Mercedes-Benz | GLK250 | 2.1L | L4 | N/A | All necessary seals included for A/C system O-ring and gasket kit. | |
| 2013 | Mercedes-Benz | GLK300 | 3.5L | V6 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.