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URO Parts URO-011844 - Fuel Tank Sending Unit
Product Overview
The URO Parts URO-011844 Fuel Tank Sending Unit is designed to provide accurate fuel level readings, ensuring your vehicle operates efficiently. This OE-level quality part guarantees reliable fitment and performance for your Mercedes-Benz models from 1972 to 1989. Trust in URO Parts, a brand known for its commitment to quality and dependability in automotive components. Choose URO Parts URO-011844 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This URO Parts URO-011844 is equivalent to or replaces the following part numbers: URO011844, 1075420804, 107 542 0804.
Vehicle Compatibility
- Mercedes-Benz 450SL 4.5 V8 (1973-1980)
- Mercedes-Benz 380SL 3.8 V8 (1981-1985)
- Mercedes-Benz 560SL 5.6 V8 (1986-1989)
- Mercedes-Benz 350SL 4.5 V8 (1972)
This also fits other applications. Please use the vehicle selector tool to verify fitment.
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Frequently Asked Questions
What is the role of the fuel tank sending unit?
The fuel tank sending unit, like the URO Parts URO-011844, measures the fuel level in the tank and sends that information to the fuel gauge on your dashboard, ensuring you know how much fuel you have available.
What are the symptoms of a failing fuel tank sending unit?
Common symptoms include erratic fuel gauge readings, a fuel gauge that reads empty even when the tank is full, or the gauge not moving at all. If you experience these issues, consider replacing it with the URO Parts URO-011844.
Can a faulty fuel tank sending unit cause any issues?
Yes, a faulty fuel tank sending unit can lead to inaccurate fuel readings, which may result in running out of fuel unexpectedly. It's crucial to replace it as soon as possible to avoid such inconveniences.
What vehicles does the URO-011844 fit?
The URO Parts URO-011844 is designed for various Mercedes-Benz models, specifically the 450SL, 380SL, 560SL, and 350SL, among others. Always verify fitment for your specific model.
When should I replace my fuel tank sending unit?
If you notice any irregularities in your fuel gauge readings or experience performance issues, it may be time to replace your fuel tank sending unit with the URO Parts URO-011844.
Order URO Parts URO-011844 today for a factory-correct replacement that restores safety and performance.
- BrandURO Parts
- ManufacturerURO Parts
- MPNURO-011844
- FeaturesCalifornia Proposition 65 : WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
- Cross Reference NumbersURO011844, 1075420804, 107 542 0804
- Part TypeFuel Tank Sending Unit
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1974 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1973 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1972 | Mercedes-Benz | 350SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1975 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1980 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1986 | Mercedes-Benz | 560SL | Base (5.6 V8 GAS) | |
| 1987 | Mercedes-Benz | 560SL | Base (5.6 V8 GAS) | |
| 1988 | Mercedes-Benz | 560SL | Base (5.6 V8 GAS) | |
| 1989 | Mercedes-Benz | 560SL | Base (5.6 V8 GAS) | |
| 1981 | Mercedes-Benz | 380SL | Base (3.8 V8 GAS) | |
| 1982 | Mercedes-Benz | 380SL | Base (3.8 V8 GAS) | |
| 1983 | Mercedes-Benz | 380SL | Base (3.8 V8 GAS) | |
| 1984 | Mercedes-Benz | 380SL | Base (3.8 V8 GAS) | |
| 1985 | Mercedes-Benz | 380SL | Base (3.8 V8 GAS) | |
| 1976 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1977 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1978 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
| 1979 | Mercedes-Benz | 450SL | Base (4.5 V8 GAS) | Notes: from chassis # 034421 |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.





