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Details
| Specification | Value |
|---|---|
| Brand | 3RG |
| Height 1 [mm] | 18 mm |
| Height 2 [mm] | 28 mm |
| Outer Diameter 1 [mm] | 31 mm |
| Outer Diameter 2 [mm] | 67.5 mm |
| Inner Diameter 1 [mm] | 23 mm |
| Inner Diameter 2 [mm] | 51.5 mm |
OE/OEM numbers (7)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—0210183A2
- MERCEDES-BENZ—0210184A4
- MERCEDES-BENZ—0212315A1
- MERCEDES-BENZ—179974045
- MERCEDES-BENZ—6420940080
- MERCEDES-BENZ—A0179974045
- MERCEDES-BENZ—A6420940080
Where this part fits
Original-fit position for OE 6420940080. The red ring marks where this part installs on the vehicle.
About this product
The 3RG Seal Ring Charge Air Hose (85501) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Height 1 [mm]: Composite mm, Height 2 [mm]: 28 mm, Outer Diameter 1 [mm]: 31 mm, Outer Diameter 2 [mm]: 67, Rubber mm, Inner Diameter 1 [mm]: 23 mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit MERCEDES-BENZ models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 0210183A2, 0210184A4, 0212315A1, 179974045 and 5 more. Matching these numbers confirms a like-for-like replacement with no loss of function. 3RG is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (2)
Seal Ring Charge Air Hose 3RG 85501 — compatible car models
| Car models | MERCEDES-BENZ: M-CLASS (W164), R-CLASS (W251, V251) |
|---|---|
| Engines | ML 280 CDI 4-matic (164.120); R 280 CDI (251.121, 251.026, 251.126) |
| Year of manufacture | 2005-2017 |
| Manufacturer article number (MPN) | 85501 |
| OE part numbers | 0210183A2, 0210184A4, 0212315A1, 179974045, 6420940080, A0179974045, A6420940080 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
3RG 85501 . Height 1 [mm]: 18 mm. Height 2 [mm]: 28 mm. Inner Diameter 1 [mm]: 23 mm. Inner Diameter 2 [mm]: 51,5 mm. Outer Diameter 1 [mm]: 31 mm. Outer Diameter 2 [mm]: 67,5 mm
- 1x Seal Ring Charge Air Hose
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Seal Ring Charge Air Hose compatible with my car?
This Seal Ring Charge Air Hose fits MERCEDES-BENZ vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this 3RG Seal Ring Charge Air Hose have?
This 3RG Seal Ring Charge Air Hose has the following specifications: Height 1 [mm]: 18 mm; Height 2 [mm]: 28 mm; Outer Diameter 1 [mm]: 31 mm; Outer Diameter 2 [mm]: 67,5 mm; Inner Diameter 1 [mm]: 23 mm; Inner Diameter 2 [mm]: 51,5 mm. Check the full specifications table above for complete details.
What OE part numbers does this Seal Ring Charge Air Hose replace?
This Seal Ring Charge Air Hose replaces OE part numbers: 0210183A2, 0210184A4, 0212315A1, 179974045, 6420940080, A0179974045, A6420940080. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Seal Ring Charge Air Hose cost?
This 3RG Seal Ring Charge Air Hose is available for £7.99. Seal Ring Charge Air Hose prices vary depending on brand, specifications, and vehicle compatibility. 3RG parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Seal Ring Charge Air Hose?
Regular inspection of your Seal Ring Charge Air Hose is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Seal Ring Charge Air Hose?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Seal Ring Charge Air Hose fitted by a professional mechanic.
Can I use this part as a replacement for OE 0210183A2?
Yes, this 3RG Seal Ring Charge Air Hose is a direct replacement for OE part number 0210183A2. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
