Horton Emergency Vehicles Model 553 Type III Locking Fuel Door
2012–2026 Horton Emergency Vehicles Model 553 Type III — exposed threaded fuel cap, no factory door. The Work Truck Fuel Vault bolts over the filler area and locks it shut. Confirm bezel size.
Fitment Details
- Model Years
- 2012–2026
- Chassis
- Ford E-450
- Body Type
- Ambulance
- Factory Fuel Cap
- Exposed threaded fuel cap, no factory door
- Recommended Door
- Small or Large — confirm bezel
- Typical Doors Needed
- 1
Why This Truck Is a Target
- The factory cap on a Ford E-450 is fully exposed — no lock, no cover.
- A ambulance build parks outside overnight where siphoning happens.
- One siphoning event costs $500 to $1,000 in fuel plus lost work hours.
- Contamination — sugar, water, dirt — can destroy an entire fuel system.
No Drilling
Bolts on with existing hardware.
15 Minutes
Basic hand tools, one person.
Made in the USA
Built in Sarasota, Florida.
Horton Emergency Vehicles Model 553 Type III — Common Questions
Does the Work Truck Fuel Vault fit a 2012–2026 Horton Emergency Vehicles Model 553 Type III?
Yes. The Model 553 Type III uses exposed threaded fuel cap, no factory door. The recommended fit is the Small or Large Fuel Vault door. Confirm bezel size.
How many doors do I need for a Horton Emergency Vehicles Model 553 Type III?
One door covers a standard Model 553 Type III. If your truck has a separate exposed DEF cap, add a second door.
Do I have to drill anything?
No. The Fuel Vault bolts on using the existing filler area. No drilling, no cutting, no welding. Basic hand tools, about 15 minutes.
Will it interfere with my service body or upfit?
The Fuel Vault mounts to the chassis fuel filler area, not the body. It does not interfere with compartments, shelving, cranes, or racks on a ambulance build.
What is the warranty?
Limited lifetime warranty on the hardware, plus a 30-day money-back guarantee. Free shipping within the United States.