In a nutshell, an engine's gear ratio is the number of revolutions the drive shaft makes to turn the propeller once. So, if ...

Gear-driven transfer cases work similarly to chain-driven cases, but the two shafts are connected via a gearset instead of a chain and sprockets.

This week Gear Guy explores the theory that a longer driver shaft equals more distance, the importance of face inserts on putters and more.

The Blazer's short wheelbase, 4.88 ring-and-pinion gears, 39-inch tires, and high-travel four-link rear suspension mean that any drive shaft will have a hard life under this truck.

Where machinery and motors are separated by large distances, floating shafts make the connection so these drive components can work together JOHN MALIK of T.B. Wood’s Sons Co. Your motor needs ...

CeramicSpeed's DrivEn pinion-style shaft-drive system now has the ability to shift between gears, bringing it much closer to real-world usability.

Gear drives can be loud. However, ... As a gear drive does its work, all the components – gears, bearings, shafts, cooling devices, lubrication, and housing – vibrate.

Tom Wood’s Custom Drive Shafts offers slip yoke eliminator kits, conversion yokes, and application-specific driveshafts. New Venture 241 and 241OR This photo shows both versions of the NV241.

3. Inboard Running Gear Compared with all the shafts, U-joints, bellows and steering components of a sterndrive, an inboard (even one with a V-drive transmission) is less complex. There are fewer ...