2017 Mercedes-Benz G-Class Gas Tank Size & Fuel Capacity
Fuel tank capacity
25.4gal · 96 L
The 2017 Mercedes-Benz G-Class has a fuel tank capacity of 25.4 gallons (96 liters) on every trim.
A full tank is good for roughly 279–356 highway miles or 279–330 miles around town, going by the EPA ratings.
25.4 gal · Bigger than 89% of 2017 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- FAQ
2017 Mercedes-Benz G-Class fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 4 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| AMG G 63 4dr SUV 4WD 5.5L 8cyl Turbo 7A · 4WD MPG 12 / 14Range 305 / 356 mi | 5.5L 8cyl Turbo 7A | 4WD | 25.4 gal96 L | 12 / 14 | 305 / 356 mi | |
| AMG G 65 4dr SUV 4WD 6.0L 12cyl Turbo 7A · 4WD MPG 11 / 13Range 279 / 330 mi | 6.0L 12cyl Turbo 7A | 4WD | 25.4 gal96 L | 11 / 13 | 279 / 330 mi | |
| G 550 4dr SUV 4WD 4.0L 8cyl Turbo 7A · 4WD MPG 13 / 14Range 330 / 356 mi | 4.0L 8cyl Turbo 7A | 4WD | 25.4 gal96 L | 13 / 14 | 330 / 356 mi | |
| G 550 4x4 Squared 4dr SUV 4WD 4.0L 8cyl Turbo 7A · 4WD MPG 11 / 11Range 279 / 279 mi | 4.0L 8cyl Turbo 7A | 4WD | 25.4 gal96 L | 11 / 11 | 279 / 279 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 2017 Mercedes-Benz G-Class 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 13 MPG, a full 25.4-gallon tank covers about 330 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 25.4 | 356 | 330 |
| 3/4 | 19.0 | 267 | 248 |
| 1/2 | 12.7 | 178 | 165 |
| 1/4 | 6.4 | 89 | 83 |
| 1/8 | 3.2 | 44 | 41 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 1,154 gallons, roughly 45 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
- 11–13 MPG
- Tailpipe CO2
- 660–829 g/mi
- EPA greenhouse score
- 1 of 10
- Source
- EPA ratings
What it costs to fill up a 2017 Mercedes-Benz G-Class
$134.11 to fill the 25.4-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 25.4 gal | Premium | $5.28 | $134.11 | $100.58 |
By region, 25.4-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $125.22 |
| Midwest | $5.37 | $136.40 |
| Gulf CoastLowest | $4.57 | $116.08 |
| Rocky Mountain | $5.12 | $130.05 |
| West Coast | $6.08 | $154.43 |
| CaliforniaHighest | $6.36 | $161.54 |
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
- 25.4-gallon tank$134.11
- A year of driving (15,000 mi)$6,092
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
G-Class tank size in other years
The 2017 G-Class uses the same 25.4 gal tank as every G-Class since 2002.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2022 G-Class | 26.4 gal | 449 mi |
| 2021 G-Class | 26.4 gal | 502 mi |
| 2020 G-Class | 26.4 gal | 449 mi |
| 2019 G-Class | 26.4 gal | 449 mi |
| 2018 G-Class | 25.4 gal | 381 mi |
| 2017 G-Class | 25.4 gal | 356 mi |
| 2016 G-Class | 25.4 gal | 356 mi |
| 2015 G-Class | 25.4 gal | 381 mi |
| 2014 G-Class | 25.4 gal | 381 mi |
| 2013 G-Class | 25.4 gal | 381 mi |
| 2012 G-Class | 25.4 gal | 381 mi |
- 2026
- 2025
- 2024
- 2023
- 2022
- 2021
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2014
- 2013
- 2012
- 2011
- 2010
- 2009
- 2008
- 2007
- 2006
- 2005
- 2004
- 2003
- 2002
2017 Mercedes-Benz G-Class vs similar 2017 SUVs
At 25.4 gallons, the G-Class's largest tank ranks second of the four 2017 SUVs compared here. The Land Rover Range Rover carries the most (27.7 gal) and the BMW X5 M the least (22.4 gal).
| 2017 model | Tank | Longest highway range |
|---|---|---|
| Land Rover Range Rover | 22.7–27.7 gal | 658 mi |
| Mercedes-Benz G-Class | 25.4 gal | 356 mi |
| Lexus GX 460 | 23.0 gal | 414 mi |
| BMW X5 M | 22.4 gal | 426 mi |
Other 2017 SUVs of a similar size, one model per brand.
2017 Mercedes-Benz G-Class fuel system recalls
None of the 7 recalls NHTSA lists for the 2017 Mercedes-Benz G-Class involve the fuel system.
Frequently asked questions
What is the fuel tank capacity of the 2017 Mercedes-Benz G-Class?
The 2017 Mercedes-Benz G-Class holds 25.4 gallons (96 liters) on every trim we list.
How many gallons and liters does the 2017 Mercedes-Benz G-Class gas tank hold?
The 2017 Mercedes-Benz G-Class tank holds 96 liters, or 25.4 gallons in US gallons.
How far can a 2017 Mercedes-Benz G-Class go on a full tank?
About 279–356 miles on the highway and 279–330 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 2017 Mercedes-Benz G-Class go on a quarter tank?
About 89 highway miles or 83 in town from the 25.4-gallon tank, which has roughly 6.4 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2017 Mercedes-Benz G-Class take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2017 Mercedes-Benz G-Class?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 25.4-gallon tank from empty costs $134.11. It ranges from $116.08 in the Gulf Coast to $161.54 in California.
How much does a full tank of gas weigh in a 2017 Mercedes-Benz G-Class?
About 157 pounds for the 25.4-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2017 Mercedes-Benz G-Class have a bigger gas tank than the BMW X5 M?
Yes. The 2017 Mercedes-Benz G-Class holds up to 25.4 gallons; the 2017 BMW X5 M holds up to 22.4.
Has the 2017 Mercedes-Benz G-Class had a fuel pump or fuel system recall?
No. None of the 7 recalls NHTSA lists for the 2017 Mercedes-Benz G-Class 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 (Mercedes-Benz 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.