See also:

Manual Transmission – If Equipped
Apply the parking brake, place the shift lever in NEUTRAL, and press the clutch pedal before starting the vehicle. This vehicle is equipped with a clutch interlocking ignition system. It will not ...

Brake/Transmission Shift Interlock System
This vehicle is equipped with a Brake Transmission Shift Interlock (BTSI) that holds the shift lever in the PARK position unless the brakes are applied. To move the shift lever out of the PARK p ...

Axles and Transfer Cases
The Jeep Wrangler is now available with more axle gear ratios, allowing customers to optimize fuel economy and/or vehicle capability. Wrangler is available with 3.21, 3.73 or 4.10 ratios depending ...