You'll need a mountain-bike or high-clearance vehicle to get there, or join a guided tour.
(You need a high-clearance vehicle to negotiate the rough road to the trail head for 11,049-foot Telescope Peak nearby.)
Some roads to the interior campsites require high-clearance vehicles.
The unpaved 7km road is passable in dry weather, though the last kilometer or so (heading uphill) requires a high-clearance vehicle.
A high-clearance vehicle is needed to reach the east trailhead.
Because of several washouts, rangers now recommend that the Carbon River approach only be taken by people with high-clearance vehicles.
A road down into the canyon is traversable by foot, horseback, or high-clearance vehicles.
The road is rough and maintained by its users, and a high-clearance vehicle is recommended.
The road is rough and high-clearance vehicles are recommended but not essential.
This road may require high-clearance or four-wheel-drive vehicles.