chapter 125 terminoloy

differential

A device that allows the rear wheel to be able to rotate at the different speed as the vehicle goes around the corner.

banjo Hosing

A differential housing without the third member called this because it resembles a two side banjo

pumpkin

A removable differential third member

Spider gear

A side gear in the differential pinion

Locking Hubs

Allow a four wheel drive vehicle to be used in two wheel drive without the axle and differential being attached to the front wheel.

Live Axle

An axle that turn with the wheel

EP Additive

Extreme pressure additive added to lubricant to prevent welding between metal surfaces

limited slip differential

It locks up the spider gear when on wheel start to loose traction

Drive Side

The convex side of the gear tooth

third member

The differential is called this. The engine is the first and the transmission is the second.

Float

Vehicle speed is slowly dropping

Partial Non-hunting Gearest

When one pinion tooth contacts two or three different ring gear teeth during one revolution and two or three different one the next revolution

Non-hunting Gearest

When one tooth on the pinion gear will mesh with the same tooth on the ring gear again and again rather than hunting of all of the rest of the teeth

drive shaft phase

When trunnions of the front and rear u-joint are in the same place

AWD

all wheel drive , when all four wheel are driven

Galling

wear caused by metal to metal contact in the absence of adequate lubrication. metal is transferred from one surface to the other