Axial groove on a shaft and hub.

A toothed joint between two shafts that will transmit rotation but also allow axial (back and forth) movement.

Axial grooves on a shaft and hub.

A soft steel pin that has two sides that are folded out to secure the pin in a hole. Sometimes called a cotter pin.

Two continuous rings of copper used with brushes to transmit electricity through to a rotating component such as an alternator rotor field winding.

Two continuous rings of copper used with brushes to transmit electricity through to a rotating component such as an alternator rotor field winding.

Tool used to split ball joints or track rod ends from the steering arms.

Thin metal rods that join the wheel hub to the rim and support the weight of a vehicle.

Usually caused by air in the hydraulic brake lines. A soft and imprecise feel to the brake pedal.

A type of refinish job in which a section of the vehicle smaller than a panel is refinished. The paint is usually blended into the surrounding area.