Product Description
TL - Tank L-Shape Fuel Tanks, Durable, Made in the USA by American Truckboxes ATB®.
The S-TL41 is a heavy-duty L-Shape Fuel Tanks built for contractors, fleet operators and tradespeople who need secure, on-board fuel capacity and reliable service life. This steel truck tank provides durable, space-saving fuel storage with baffle protection to reduce fuel surge and aid stability. Manufactured by American Truckboxes LLC in Blanchard, North Dakota, the unit is a powder coated finish product and Made in USA. The S-TL41 is offered in multiple dimensions to suit a range of truck beds.
Key Features
- Durable construction - 14g Steel
- Space-saving shape - L-Shape Design for Crossover Boxes
- Mounting ready - Includes Mounting L-brackets and M3715-TMK Mounting Kit
- Fuel stability - Single and Double Baffled Interior
- Top fittings - Two 2", one 1-1/2" and one 3/8" top fittings
- Drain - side 3/8" drain for service and flushing
- Filler Cap - Filler cap comes with tank
- Protective coating finish - Double Powder Coated BX-Black
- Multiple sizes - Heights: 20-24 - Depths: 31-35 - Widths: 48-54
Specifications
| Material | 14g Steel |
| Dimensions | Heights: 20 to 24 - Depths: 31 to 35 - Widths: 48 to 54 |
| Finish | Double Powder Coated BX-Black |
| Mounting | Mounting L-Brackets |
| Warranty | 60-month limited |
Built in the USA by American Truckboxes LLC with over 25 years of manufacturing experience. For custom sizing, fleet orders, or questions visit truckbox.com or call (888) 996-0376.
Frequently Asked Questions
Where is this toolbox made?
Made in the USA in Blanchard, North Dakota by American Truckboxes LLC, with 25+ years of manufacturing. This unit is part of the TL - Tank L-Shape Fuel Tanks line from ATB®.
What warranty comes with this toolbox?
60-month (5-year) limited warranty for standard boxes; 12-month limited warranty for custom or modified boxes and auxiliary fuel tanks. Warranty applies to the original purchaser only and is non-transferable. For full details see truckbox.com or call (888) 996-0376.
Can I order a custom size?
Yes, custom sizes are available. Custom and modified boxes carry a 12-month warranty.
What sizes does the S-TL41 L-shape fuel tank come in?
The S-TL41 is available in heights 20 and 24 inches, depths 31 and 35 inches, and widths 48 and 54 inches. These size options apply to the TL - Tank L-Shape Fuel Tanks category for this model.
Is this tank steel or aluminum?
The S-TL41 is a 14-gauge steel L-shape fuel tank. It comes double powder coated finish
Does this tank include mounting hardware or brackets?
Yes, the S-TL41 includes mounting L-brackets as specified in the product name. The mounting L-brackets are provided for secure installation.
What fittings and drain locations are on this fuel tank?
The S-TL41 is single baffled and includes two 2" top fittings, one 1-1/2" top fitting, one 3/8" top fitting, and a 3/8" side drain. These fittings and the side drain are standard for this TL - Tank L-Shape Fuel Tanks model.
For Installation Instruction see our Installation Catalog above.

