Vacuum Pump Seal Kit – Mercedes AMG M177 4.0L V8 Biturbo | OEM A1772300065
The vacuum pump on Mercedes-Benz M177 4.0L V8 Biturbo engines (AMG C63, E63, S63, G63, GLC63, GLE63, GT63) develops oil leaks as the internal Viton seals degrade. This rebuild kit (OEM A1772300065) includes all FKM/Viton seals for a full vacuum pump restore without replacing the entire assembly. Mercedes M177 vacuum pump seal kit (OEM A1772300065, also 1772300065, A1770161900, A1770161900, A1771800101) uses FKM/Viton seals rated for the high-temperature environment of the M177 twin-turbo V8.
Fits OEM #1772300065.
When to Inspect This Part
- reduced vacuum-system performance
- loss of vacuum assistance
- oil leakage at the pump
- related system operates intermittently
What's Included
- All vacuum pump seals and O-rings (FKM/Viton — OEM A1772300065)
- Cross-refs: A1772300065, 1772300065, A1770161900, A1771800101
Important Limitations
Inspect the pump housing, sealing surfaces, and the rest of the vacuum circuit. A cracked or mechanically damaged pump may require complete replacement.
OEM Part Numbers and Vehicle Fitment
Additional confirmed fitment
- Mercedes-Benz C63 / C63 S (W205) - 2015–2021
- Mercedes-Benz E63 / E63 S (W213) - 2016–2022
- Mercedes-Benz S63 (W222, C217, A217) - 2017–2020
- Mercedes-Benz G63 (W463) - 2019–2025
- Mercedes-Benz GLC63 / GLC63 S (X253) - 2018–2025
- Mercedes-Benz GLE63 / GLE63 S (X167) - 2020–2025
- Mercedes-Benz AMG GT 63 4-Door (X290) - 2018–2025
- Mercedes-Benz DB11 V8 / Volante - 2017–2025
- Mercedes-Benz Vantage - 2018–2025
- Mercedes-Benz DBX - 2021–2025
- Mercedes-Benz DB12 - 2023–2025
Part Number / PN
1772300065, 1771800101, A1772300065, A1770161900, 1770161900
Important Fitment Check
Before ordering, compare the part design, dimensions, connectors, and every available OEM/P/N marking with the part installed on the vehicle. Matching OEM/P/N 1772300065 is the primary fitment check.
FAQ
How do I confirm fitment for this Vacuum Pump Seal Kit?
Compare the exact OEM/P/N and physical design with the installed part. The primary reference is 1772300065. Do not select the part by vehicle model alone.
What symptoms may indicate a problem with this Vacuum Pump Seal Kit?
Confirmed symptoms include reduced vacuum-system performance, loss of vacuum assistance, oil leakage at the pump, related system operates intermittently. Diagnose the original assembly before ordering so another fault is not mistaken for this part.
What is included with this Vacuum Pump Seal Kit?
The confirmed kit contents are: All vacuum pump seals and O-rings (FKM/Viton — OEM A1772300065), Cross-refs: A1772300065, 1772300065, A1770161900, A1771800101.
Does this listing include the complete surrounding assembly?
Inspect the pump housing, sealing surfaces, and the rest of the vacuum circuit. A cracked or mechanically damaged pump may require complete replacement.
What should be checked before installation?
Check the OEM/P/N, dimensions, connectors, orientation, and condition of the mating components. Installation should follow the correct service procedure for the specific vehicle and assembly.
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Orders ship within 1–2 business days.
Standard delivery:
- USA: Some items ship from our US warehouse and arrive within 3 business days.
- USA-EU: 10–21 business days
- Worldwide: 14–30 business days
Shipping cost is shown at checkout.
Can I exchange or return an item?
Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights
To use this feature, please make sure that:
- the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
- the goods are fully completed and the integrity of the packaging is not violated
- retained all labels and factory markings