See also:

Overview
Jeep introduces the all-new 3.6-liter Pentastar V-6 petrol engine that will be equipped on the 2012 Jeep Wrangler and Jeep Wrangler Unlimited. 3.6-liter V-6 powertrain provides more fuel efficienc ...

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 ...

Driving Downhill
Before driving down a steep hill, you need to determine if it is too steep for a safe descent. What is the surface traction? Is the grade too steep to maintain a slow, controlled descent? Are ther ...