1991 Ford Bronco Gas Tank Size & Fuel Capacity
Fuel tank capacity
32.0gal · 121 L
The 1991 Ford Bronco has a fuel tank capacity of 32.0 gallons (121 liters) on every trim.
A full tank is good for roughly 480–544 highway miles or 352–416 miles around town, going by the EPA ratings.
32.0 gal · Bigger than 93% of 1991 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Fuel recalls
- Pump & gauge parts
- FAQ
1991 Ford Bronco fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 5 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| Custom 2dr SUV 4WD 4.9L 6cyl 5M · 4WD MPG 13 / 17Range 416 / 544 mi | 4.9L 6cyl 5M | 4WD | 32.0 gal121 L | 13 / 17 | 416 / 544 mi | |
| Eddie Bauer 2dr SUV 4WD 5.0L 8cyl 5M · 4WD MPG 11 / 15Range 352 / 480 mi | 5.0L 8cyl 5M | 4WD | 32.0 gal121 L | 11 / 15 | 352 / 480 mi | |
| Silver Anniversary 2dr SUV 4WD 5.0L 8cyl 4A · 4WD MPG 11 / 16Range 352 / 512 mi | 5.0L 8cyl 4A | 4WD | 32.0 gal121 L | 11 / 16 | 352 / 512 mi | |
| XLT 2dr SUV 4WD 4.9L 6cyl 5M · 4WD MPG 13 / 17Range 416 / 544 mi | 4.9L 6cyl 5M | 4WD | 32.0 gal121 L | 13 / 17 | 416 / 544 mi | |
| XLT Nite 2dr SUV 4WD 5.0L 8cyl 5M · 4WD MPG 11 / 15Range 352 / 480 mi | 5.0L 8cyl 5M | 4WD | 32.0 gal121 L | 11 / 15 | 352 / 480 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 1991 Ford Bronco goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 14 MPG, a full 32.0-gallon tank covers about 448 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 32.0 | 544 | 416 |
| 3/4 | 24.0 | 408 | 312 |
| 1/2 | 16.0 | 272 | 208 |
| 1/4 | 8.0 | 136 | 104 |
| 1/8 | 4.0 | 68 | 52 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 1,071 gallons, roughly 33 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
- EPA combined
- 13–14 MPG
- Tailpipe CO2
- 635–684 g/mi
- Source
- EPA ratings
What it costs to fill up a 1991 Ford Bronco
$136.64 to fill the 32.0-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 32.0 gal | Regular | $4.27 | $136.64 | $102.48 |
By region, 32.0-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $128.64 |
| Midwest | $4.27 | $136.64 |
| Gulf CoastLowest | $3.70 | $118.40 |
| Rocky Mountain | $4.46 | $142.72 |
| West Coast | $5.42 | $173.44 |
| CaliforniaHighest | $5.89 | $188.48 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 32.0-gallon tank$136.64
- A year of driving (15,000 mi)$4,575
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Bronco tank size in other years
The 1991 Bronco uses the same 32.0 gal tank as the 1990 model.
| Model year | Tank | Longest highway range |
|---|---|---|
| 1996 Bronco | 32.0 gal | 512 mi |
| 1995 Bronco | 32.0 gal | 544 mi |
| 1994 Bronco | 32.0 gal | 544 mi |
| 1993 Bronco | 32.0 gal | 544 mi |
| 1992 Bronco | 32.0 gal | 512 mi |
| 1991 Bronco | 32.0 gal | 544 mi |
| 1990 Bronco | 32.0 gal | 544 mi |
1991 Ford Bronco fuel system recalls
None of the 1 recall NHTSA lists for the 1991 Ford Bronco involve the fuel system.
1991 Ford Bronco fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 1991 Ford Bronco, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.
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Frequently asked questions
What is the fuel tank capacity of the 1991 Ford Bronco?
The 1991 Ford Bronco holds 32.0 gallons (121 liters) on every trim we list.
How many gallons and liters does the 1991 Ford Bronco gas tank hold?
The 1991 Ford Bronco tank holds 121 liters, or 32.0 gallons in US gallons.
How far can a 1991 Ford Bronco go on a full tank?
About 480–544 miles on the highway and 352–416 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 1991 Ford Bronco go on a quarter tank?
About 136 highway miles or 104 in town from the 32.0-gallon tank, which has roughly 8.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 1991 Ford Bronco take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 1991 Ford Bronco?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 32.0-gallon tank from empty costs $136.64. It ranges from $118.40 in the Gulf Coast to $188.48 in California.
How much does a full tank of gas weigh in a 1991 Ford Bronco?
About 198 pounds for the 32.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Has the 1991 Ford Bronco had a fuel pump or fuel system recall?
No. None of the 1 recall NHTSA lists for the 1991 Ford Bronco involve the fuel system.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
- Recalls: NHTSA recall database (Ford fuel system recalls).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.