What does axle code l9 mean for the 2014 ford f150?

The 2014 Ford F-150 has several different rear axle options that are available. They have different gear ratios depending on what You would like to use Your truck for. Some are better at towing, some are better off road, and some are better on road. If Your 2014 Ford F-150 has a code l9 that means that Your rear axle's gear ratio iS3.55 and that it has an electronic locker. The use of a locker is better for off road and low traction situations. Your rear differential has the ability to lock the gears inside of it to drive both rear wheels, which is an improvement over a normal differential that sends power to the wheel that has the least resistance. This could help You get out of slippery situations or places where other trucks get stuck off road.