The axle connects two or more of a vehicle's wheels to the same axis, whether on the front or back, and depending on how it's configured, the performance of your ride can vary greatly. Furthermore, ...

At one time it wasn't unusual for a hot rod's emphasis to be strictly based on performance; the goal may have been top speed on the dry lakes, or a low elapsed time at the dragstrip, but proper ...

Finding the right gear ratio for a particular track in a certain class of circle track racing may be as easy as asking your competitors. Most racers who regularly run the same racetrack each week will ...

Power, power, we all want more power. Naturally, most people think of the engine when upgrading their 4x4, since that’s where the power comes from. Is your rig a slug in the rocks or on the road? Just ...

The 2021 Ford Bronco gets its off-road prowess in part from an available crawler gear. But why is that feature such a big deal, and how does it work? Jason Fenske of Engineering Explained has the ...

All bikes with the exception of penny-farthings are geared between the crankset and the rear wheel. Most bikes will include a range of gears, so that you can choose one appropriate to where you’re ...

No one builds a hot rod to save gas, but downgrading to bare essentials and stiffing your roommate on rent will only get you so far before it’s time to park that 10-mpg big-block. Even when gas was ...

Even if you’re an experienced home mechanic, there are parts of your car that probably give you trouble. They’re either too hard to access or too complex to work within your garage. Transmissions tend ...

When it comes to motorcycle transmissions, there has been a long-standing debate between manual and automatic systems. Manual transmissions are known for their control and connection to tradition, and ...