How many gallons does a V6 Challenger have?
A typical Dodge Challenger equipped with the 3.6L V6 engine uses an 18.5-gallon fuel tank. This capacity is standard for most V6 Challengers and is the figure you’ll commonly see in official specs.
The V6 Challenger’s tank size has been broadly consistent across generations that offered the 3.6L Pentastar engine, though exact capacity can vary slightly by year, trim, or market. For the vast majority of modern V6 models, 18.5 gallons remains the baseline.
Standard capacity across common V6 models
Industry specifications and manufacturer listings typically cite 18.5 gallons (about 70 liters) as the fuel tank capacity for most 3.6L V6 Challenger variants. This applies to widely sold trims that use the 3.6L engine, such as SXT and GT, across several model years.
Keep in mind that while 18.5 gallons is the prevailing figure, there can be occasional, minor variances by year or regional market. If you’re buying a used Challenger, verifying the exact specification for that vehicle is a good idea.
Variations and verification
Year-by-year and market differences
In practice, the official capacity shown for most 3.6L V6 Challengers is 18.5 gallons. However, some limited editions or regional imports could present a different figure, so it’s wise to confirm the exact specification for a specific car via the VIN or manufacturer data sheet.
Summary
For the common V6 Dodge Challenger with the 3.6L engine, the fuel tank capacity is 18.5 gallons. This has been the standard across the majority of modern production, with occasional, rare variations requiring a quick check of the vehicle’s exact spec.
