Global Parts 1321409 A/C System O-Ring and Gasket Kit

Brand	Global Parts 1321409
Universal Or Specific Fit	Specific
Fits	Mercedes-Benz · 109 vehicles

Direct replacement kit. Includes all O-rings needed for an A/C system in one convenient package.

Application-specific fit. Built for a precise match to the sealing needs of the system.

Cross-references UAC RS2754, OR-177 and OR177 for the same application. See all 3.

$17.00Free shipping

In stock · usually ships same day before 1pm CST

Step 1 — Confirm fitment

Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment

Verify this part fits before purchasing — free returns if it doesn't

Step 2 — Quantity

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

Mercedes-Benz A/C Seal Kit for Specific Fitment

Global Parts 1321409 is a specific-fit A/C system O-ring and gasket kit for Mercedes-Benz applications. It is built to replace the vehicle’s A/C system seals with application-specific components, helping restore leak-free sealing at service points throughout the system.

This kit is a practical choice for Mercedes-Benz E-Class, GLE, GLS, SL, and related models when servicing refrigerant leaks or opening the air conditioning system. Part number 1321409 is also referenced as OR-177, OR177, and UAC RS2754.

Key Features

Specific-fit A/C system O-ring and gasket kit
Application-specific sealing components for Mercedes-Benz HVAC service
Direct replacement for vehicle A/C system O-rings
Helps simplify seal replacement during A/C repairs
Cross-references UAC RS2754 and OR-177 / OR177

Detailed Description

Global Parts 1321409 is designed for Mercedes-Benz vehicles that require a direct replacement seal kit for the air conditioning system. The manufacturer states that Rapid Seal Kits gather the needed O-rings for the vehicle’s A/C system into one application-specific kit, reducing the time spent sourcing individual seals. This part number 1321409 is used across multiple Mercedes-Benz platforms, including E250, E300, E350, E400, E550, E63 AMG, GLE350, GLE400, GLS450, SL550, and related models.

Compatible With Mercedes-Benz models such as E-Class, GLE, GLS, SL, SLC, SLK, and ML applications where the A/C system requires specific sealing components. Use this kit when servicing refrigerant connections, replacing worn seals, or addressing leaks after A/C component removal.

What It Helps Solve

Refrigerant leaks at A/C line and component sealing points
Damaged, flattened, or hardened O-rings during HVAC service
Seal replacement needs after opening the Mercedes-Benz A/C system
Time lost sourcing individual O-rings for a specific vehicle application
Repeat A/C service caused by mismatched or worn sealing parts

Installation Notes and Tips

Verify the vehicle’s year, model, and A/C configuration before installation. Clean sealing surfaces thoroughly, replace only with the correct application-specific seals, and lubricate O-rings with the proper refrigerant oil during assembly. After installation, evacuate and recharge the system according to factory service procedures and check for leaks.

Quality Assurance

Global Parts 1321409 is an application-specific replacement part for Mercedes-Benz A/C sealing service. It is engineered to match the listed vehicle applications and support proper sealing performance in the HVAC system.

This part fits 109 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Fuel Type	Position	Notes
2020	Mercedes-Benz	SL450	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	E250	2.0L	L4	—	N/A	—
2019	Mercedes-Benz	GLE400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	GLE43 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	GLE63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	GLE63 AMG S	5.5L	V8	—	N/A	All Seals For AC
2019	Mercedes-Benz	GLS450	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	GLS550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	GLS63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	SL450	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2019	Mercedes-Benz	SL550	4.7L	V8	—	N/A	All Seals For AC
2018	Mercedes-Benz	E250	2.0L	L4	—	N/A	—
2018	Mercedes-Benz	E300	2.0L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	E400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	E43 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	E63 AMG S	4.0L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	GLC250	2.0L	L4	—	N/A	—
2018	Mercedes-Benz	GLE350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	GLE400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	GLE43 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	GLE500	4.7L	V8	—	N/A	—
2018	Mercedes-Benz	GLE500e	3.0L	V6	—	N/A	—
2018	Mercedes-Benz	GLE550	4.7L	V8	—	N/A	—
2018	Mercedes-Benz	GLE550e	3.0L	V6	—	N/A	—
2018	Mercedes-Benz	GLE63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	GLE63 AMG S	5.5L	V8	—	N/A	All Seals For AC
2018	Mercedes-Benz	GLS450	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	GLS550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	GLS63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	SL450	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2018	Mercedes-Benz	SL550	4.7L	V8	—	N/A	All Seals For AC
2017	Mercedes-Benz	E300	2.0L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	E400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	E43 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	E550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLC300	2.0L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLC43 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLE300d	2.1L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLE350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLE400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLE43 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLE550e	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLE63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLE63 AMG S	5.5L	V8	—	N/A	All Seals For AC
2017	Mercedes-Benz	GLS450	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	GLS550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	SL450	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	SL550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	SL63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	SL65 AMG	6.0L	V12	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	SLC300	2.0L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2017	Mercedes-Benz	SLC43 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	E250	2.1L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	E350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	E400	3.0L	V6	GAS	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	E550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	E63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	E63 AMG S	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLC300	2.0L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLE300d	2.1L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLE350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLE400	3.0L	V6	GAS	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLE450 AMG	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLE550e	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLE63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	GLE63 AMG S	5.5L	V8	—	N/A	All Seals For AC
2016	Mercedes-Benz	SL400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	SL550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	SL63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	SL65 AMG	6.0L	V12	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	SLK300	2.0L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	SLK350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2016	Mercedes-Benz	SLK55 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	E250	2.1L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	E350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	E400	3.0L	V6	GAS	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	E400	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	E550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	E63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	E63 AMG S	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	ML250	2.1L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	ML350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	ML400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	ML63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	SL400	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	SL550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	SL63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	SL65 AMG	6.0L	V12	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	SLK250	1.8L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	SLK350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2015	Mercedes-Benz	SLK55 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	E250	2.1L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	E300	3.5L	V6	—	N/A	—
2014	Mercedes-Benz	E350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	E400	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	E550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	E63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	E63 AMG S	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	ML350	3.0L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	ML350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	ML550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	ML63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	SL550	4.7L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	SL63 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	SL65 AMG	6.0L	V12	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	SLK250	1.8L	L4	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	SLK350	3.5L	V6	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2014	Mercedes-Benz	SLK55 AMG	5.5L	V8	—	N/A	All necessary seals included for A/C system O-ring and gasket kit.
2013	Mercedes-Benz	E400	3.5L	V6	—	N/A	All Seals For AC
No rows match your filter.

Directly replaces or cross-references 3 part numbers

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

UAC — RS2754OR-177OR177