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Details
| Specification | Value |
|---|---|
| Brand | 3RG |
OE numbers (5)
Search by this OE number to find compatible parts
- AUDI / VW—443201551F
- AUDI / VW—443201551G
- AUDI / VW—443201551L
- AUDI / VW—443201551S
- AUDI / VW—811201553E
Where this part fits
Original-fit position for OE 443201551S. The red ring marks where this part installs on the vehicle.
About this product
When cap fuel tank performance matters, the 3RG 81723 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Lock System: Aluminium. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with AUDI, VW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 01636, 1115650800, 1211321, 443201551F 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 with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (4)
Cap Fuel Tank 3RG 81723 — compatible car models
| Car models | AUDI: 100 C2 Avant (435, 436), 100 C2 Saloon (431, 433, 434), 100 C3 Avant (445, 446), 100 C3 Saloon (443, 444), 100 C4 Saloon (4A2), 200 C2 Saloon (437, 438), 200 C3 Avant (447, 448), 200 C3 Saloon (447, 448), 80 B2 Saloon (811, 813, 814, 819, 853), 80 B3 Saloon (893, 894, 8A2) (+5 more); VW: CORRADO (53I), GOLF I (17), GOLF I Cabriolet (155), JETTA I (16), PASSAT B2 (32B), PASSAT B2 Saloon (32B), PASSAT B2 Variant (33B), PASSAT B3/B4 (3A2, 35I), SCIROCCO (53B) |
|---|---|
| Engines | 1.6; 1.8; 2.3 E quattro; 2.1 5E; 2.1 Turbo quattro; 1.3; 1.4; 2.0; 1.6 TD; 2.1 20V Turbo; 3.6 quattro; 1.8 G60; 1.1; 1.5 |
| Year of manufacture | 1974-1997 |
| Manufacturer article number (MPN) | 81723 |
| OE part numbers | 443201551F, 443201551G, 443201551L, 443201551S, 811201553E |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
3RG 81723 . Lock System: 2
- 1x Cap Fuel Tank
Shipping, returns, warranty
Free UK delivery on orders over £50.00. 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 Cap Fuel Tank compatible with my car?
This Cap Fuel Tank fits AUDI, VW 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 Cap Fuel Tank have?
This 3RG Cap Fuel Tank has the following specifications: Lock System: 2. Check the full specifications table above for complete details.
What OE part numbers does this Cap Fuel Tank replace?
This Cap Fuel Tank replaces OE part numbers: 443201551F, 443201551G, 443201551L, 443201551S, 811201553E. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Cap Fuel Tank cost?
This 3RG Cap Fuel Tank is available for £11.99. Cap Fuel Tank 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 Cap Fuel Tank?
Regular inspection of your Cap Fuel Tank 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 Cap Fuel Tank?
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 Cap Fuel Tank fitted by a professional mechanic.
Can I use this part as a replacement for OE 443201551F?
Yes, this 3RG Cap Fuel Tank is a direct replacement for OE part number 443201551F. 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.
