Related Clues:
- Targets of some fuel efficiency regulations
- Rugged buggies, for short
- Vehicles with rollover ratings
- Some four-wheelers, for short
- Off-roaders' rides, briefly
- Rugged four-wheelers, briefly
- Off-road rides, briefly
- Navigators and Explorers
- Dirt bike relatives, briefly
- Explorer and Navigator
- Four-wheelers, e.g.
- Off-road rides, for short
- Explorers on a hwy., e.g.
- Four-wheelers, maybe
- Off-road bikes, for short