A0000170300 MERCEDES SEALING RING, Price: 12.47$, Weight: 0.004kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
MERCEDES |
A0000170300 |
SEALING RING |
36 |
0.004 |
2-3 |
12.47$ |
Compatibility
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| G-CLASS STATION WAGON BROAD | Standard, North America, Japan | 463.276 | Cross-country Vehicle | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| G-CLASS STATION WAGON BROAD | Standard, North America, Japan | 463.277 | Cross-country Vehicle | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| GLC SPORT-UTILITY-VEHICLE | Standard, North America, Japan | 253.988 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| GLC COUPE | Standard, North America, Japan | 253.389 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| COUPE SEDAN | Standard, North America, Japan | 290.688 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| COUPE SEDAN | Standard, North America, Japan | 290.689 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| C SEDAN | Standard, North America, Japan | 205.086 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| C COUPE | Standard, North America, Japan | 205.387 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| E SEDAN | Standard, North America, Japan | 213.088 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| E SEDAN | Standard, North America, Japan | 213.089 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| G-CLASS STATION WAGON LONG | Standard, North America, Japan | 463.234 | Cross-country Vehicle | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| G-CLASS STATION WAGON LONG | Standard, North America, Japan | 463.239 | Cross-country Vehicle | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| G-CLASS STATION WAGON LONG | Standard, North America, Japan | 463.255 | Cross-country Vehicle | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| G-CLASS STATION WAGON BROAD | Standard, North America, Japan | 463.261 | Cross-country Vehicle | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| SEDAN S | Standard, North America, Japan | 222.083 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| SEDAN S | Standard, North America, Japan | 222.086 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| S SEDAN MAYBACH | Standard, North America, Japan | 222.986 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| S SEDAN MAYBACH | Standard, North America, Japan | 222.983 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| S-COUPE | Standard, North America, Japan | 217.387 | Car | View |
| Description | Market | Model | Vehicle Class | Diagram |
|---|---|---|---|---|
| S-SEDAN LONG WHEELBASE | Standard, North America, Japan | 222.188 | Car | View |
Engine & Fluid System Sealing Ring
This precision sealing ring is a small but critical barrier used in Mercedes fluid circuits to stop oil, fuel, coolant, or hydraulic fluid from escaping at a joint. It’s fitted where a sensor, plug, bolt, housing, or line connection must stay leak-tight under heat, pressure, and vibration. ✅
Why this part is needed
Even perfectly machined metal surfaces have tiny gaps. This ring fills those micro-clearances so the system holds correct pressure and keeps fluids exactly where they belong. A healthy seal also prevents air from being drawn in, which can cause unstable operation.
How it works
When tightened, the ring compresses and “cold-forms” slightly to match the mating surfaces. That controlled squeeze creates a 360° sealing line, resisting thermal expansion, pulsing pressure, and engine movement. 🔧
What happens if it’s worn or damaged
A flattened, cracked, or hardened ring can lead to dampness around the joint, drops on the undertray, pressure loss, and fluid smells. In serious cases it may trigger warning lights, overheating, poor lubrication, or component failure. Replacing the seal during service helps avoid costly leaks. ⚠️
Technician tip
Always clean the seat, avoid over-torquing, and never reuse a deformed sealing ring after removal.