"Give me a lever long enough and a fulcrum on which to place it, and I shall move the world." — Archimedes (287- 212 B.C.) On the street, everything is a compromise. Power is now easier to make than ...

Few vehicle modifications have as major an impact as changing gear ratios, and it's because your car's gear ratio directly translates to how it delivers power. Think about it: The gear ratio, or how ...

To make this gear ratio comparison possible, we used a car equipped with a 9-inch Ford housing and had Drivetrain Warehouse set up three centersections with 3.00, 3.50 and 4.11 gearsets. We also used ...

What's the deal with the Jeep Wrangler Rubicon's four-to-one (4:1) transfer case? What about those 4.10 gears in those beefy Dana 44 axles? Why is it that when people put bigger tires on their ...

It's a simple formula that most four-wheelers are intimately familiar with: The deeper your crawl ratio, the more control you have out on the trail, particularly on steep, nasty obstacles. The more ...

If you’re new to the off-road world or unfamiliar with the way the axles on your truck work, then you might be unfamiliar with why you’d want to bother changing the gear ratios in your truck’s axles.

Optional axle ratios can tailor pickup truck power and efficiency to suit your needs as long as the gearing keeps the engine in its torque sweet spot. Often overlooked, optional gear ratios play a key ...