How large is the gas tank on a Jeep Wrangler?

The gas tank size on a Jeep Wrangler varies depending on the model year and whether it's a 2-door or 4-door. It generally ranges from around 18 to 22 gallons. To know the exact capacity for a specific Jeep Wrangler, you'll need to check the owner's manual or the sticker inside the fuel filler door.