- Shop with confidence: competitive prices, exclusive deals, and delivery perks.
- Need it quickly? We dispatch fast-moving parts daily. Check delivery options.
- Swap or return items within the standard return period with a simple process.
- Questions about fitment or orders? Our support team is ready to help.
Similar products
Customers also bought
Details
| Specification | Value |
|---|---|
| Brand | DT Spare Parts |
| MPN | 4.20780 |
| Category | Seal, cylinder head |
| for OE number | 646 016 1321 |
| Net Weight [g] | 1 g |
OE numbers (4)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—611 016 0221
- MERCEDES-BENZ—646 016 1321
- MERCEDES-BENZ—A611 016 0221
- MERCEDES-BENZ—A646 016 1321
Where this part fits
Original-fit position for OE 6460161321.
About this product
The DT Spare Parts Seal, cylinder head (4.20780) 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: for OE number: 646 016 1321, Guarantee: Aluminium, Net Weight [g]: Steel g. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit CHRYSLER, JEEP, 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: 01115500, 01-35160-01, 02.10.136, 108272 and 15 more. Matching these numbers confirms a like-for-like replacement with no loss of function. DT Spare Parts 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 with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (18)
Seal, cylinder head DT Spare Parts 4.20780 — compatible car models
| Car models | CHRYSLER: PT CRUISER (PT); JEEP: GRAND CHEROKEE II (WJ, WG); MERCEDES-BENZ: C-CLASS Coupe (CL203), C-CLASS T-Model (S202), C-CLASS T-Model (S203), C-CLASS (W202), C-CLASS (W203), CLC-CLASS (CL203), CLK (C209), E-CLASS T-Model (S210), E-CLASS T-Model (S211), E-CLASS (W210) (+18 more) |
|---|---|
| Engines | 2.2 CRD; 2.7 CRD 4x4; C 200 CDI (203.707); C 200 T CDI (202.194); C 200 CDI (203.204); C 200 CDI (202.134); C 200 CDI (203.004); CLC 200 CDI (203.707); CLK 220 CDI (209.308); E 220 T CDI (210.206); E 220 CDI (211.206); E 200 CDI (210.007); E 200 CDI (211.004); G 400 CDI (463.309); G 270 CDI (+15 more) |
| Year of manufacture | 1989-2020 |
| Manufacturer article number (MPN) | 4.20780 |
| OE part numbers | 611 016 0221, 646 016 1321, A611 016 0221, A646 016 1321 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
DT Spare Parts 4.20780 Seal, cylinder head. for OE number: 646 016 1321. Guarantee: 2. Net Weight [g]: 1 g
- 1x Seal, cylinder head
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 4–8 business days
- Order before 5pm — ships the next working day
- 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, cylinder head compatible with my car?
This Seal, cylinder head fits CHRYSLER, JEEP, 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 DT Spare Parts Seal, cylinder head have?
This DT Spare Parts Seal, cylinder head has the following specifications: for OE number: 646 016 1321; Guarantee: 2; Net Weight [g]: 1 g. Check the full specifications table above for complete details.
What OE part numbers does this Seal, cylinder head replace?
This Seal, cylinder head replaces OE part numbers: 611 016 0221, 646 016 1321, A611 016 0221, A646 016 1321. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Seal, cylinder head cost?
This DT Spare Parts Seal, cylinder head is available for £6.99. Seal, cylinder head prices vary depending on brand, specifications, and vehicle compatibility. DT Spare Parts 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, cylinder head?
Regular inspection of your Seal, cylinder head 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, cylinder head?
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, cylinder head fitted by a professional mechanic.
Can I use this part as a replacement for OE 611 016 0221?
Yes, this DT Spare Parts Seal, cylinder head is a direct replacement for OE part number 611 016 0221. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
