See also:

Tire Chains
Tire chains may be installed on all models except the Sahara and Rubicon. Install chains on rear tires only. Follow these recommendations to guard against damage and excessive tire and chain wear ...

Spare Tire Stowage
The spare tire is stowed under the load floor in the rear cargo area and is secured to the body with a special wing nut. ...

Replacement Keys
NOTE: Only keys that are programmed to the vehicle electronics can be used to start and operate the vehicle. Once a Sentry Key is programmed to a vehicle, it cannot be programmed to any other veh ...