How can I figure what gear ratio I want to use in the rear end of my truck?

Answer When ordering or buying a truck or SUV, most buyers give little thought to some of the mechanical features of the vehicle. One item rarely considered is the rear axle ratio as many owners never int... Read More »

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How to Figure the Gear Ratio in the Rear End on my Truck?

Rear end gear ratio has a direct effect on gas mileage, towing ability and acceleration. A low (numerically higher) gear ratio will give you better acceleration and towing power because the engine ... Read More »

How to Figure Out the Gear Ratio on an F-150?

The Ford F-150 was introduced in 1975. One of the best-selling vehicles of all time, there are more F-150 trucks on the road than any other brand. Over the years, the F-150 came with an assortment ... Read More »

How to Figure the MPH With RPM & Gear Ratio?

Armed with three pieces of information, you can calculate the theoretical top speed of your vehicle, as well as the car's speed at any given engine speed. You only need to know the engine speed in ... Read More »

How to Figure Differential Gear Ratio?

Differential gear ratio is the number of times the drive shaft turns each time a vehicle's tires make one rotation. Different ratios are ideal in different situations: lower ratios are better for o... Read More »