This is an all-out, no holds barred touring bike with a high-end spec to match. Curiously, rather than use a Rohloff Speedhub — commonly found on long-distance tourers — Rose has chosen to fit a ...

Pinion angle simply refers to the angle of the differentials pinion in relation to the driveshaft. But ask 10 guys about optimal pinion angle and a lively debate will ensue. To get a range of opinions ...

For 11 years now, German company Pinion's sealed mid-mount gearbox has offered a tougher alternative to derailleurs. It's now been combined with a motor, resulting in a two-in-one ebike module called ...

Building a hot rod means working all the angles, and there are plenty of angles to work. One of the more important angles is the angle between your transmission output shaft (which is the same as the ...

If you've ever driven an older vehicle without power steering or a contemporary car with a power steering malfunction, you probably understand just how important these systems are. They drastically ...

Linear motors and ball-screw drives seem to hog the limelight when it comes to linear motion. Rack-and-pinion drives, another type of linear motion device, get no respect. But they are perfectly ...

Electronic preloading of rack-and-pinion drives yields backlash-free motion with minimal friction, improving precision and efficiency. • Rack-and-pinion actuators can have accelerations and speeds ...

Few things are more annoying than seal leaks of any kind. They stain the driveway and lose all-important lubrication at the same time. Even more frustrating is replacing a seal in a differential that ...