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Gear Whine

A high-pitched sound developed by some types of meshing gears.

Gear-type Pump

A pump that uses two rotating gears to draw in fluid that is carried around the outer pump body in cavities between gear teeth and dispensed under pressure as the gear mesh together.

Gearbox

Another term for transmission or transaxle.

Geared Speed

A theoretical vehicle speed based on engine rpm, transmission-gear ratio, rear-axle ratio, and tire size, not accounting for slippage.

Gears

Mechanical devices containing teeth that mesh that transmit power, or turning force, from one shaft to another.

Gears

See rear end gears, transaxle gears.

Geartrain

A series of two or more gears meshed togather so that power is transmitted among them.

Gel Coat

The first layer that is applied to a female mold for a fiberglass layup, before the mat or cloth layers.

Gelcoat

An external coating applied to fiberglass components during the manufacturing process. Gelcoat can be colored, and at one time, many fiberglass products, such as truck caps, came finished in gelcoat to match a vehicle's paint color. Today, some fiberglass components come in white gelcoat, ready to be painted to match a vehicle. However, most truck caps and hard tonneau covers now come painted to match a vehicle using an automotive basecoat/clearcoat paint system.

GEM

1.Generic Electronic Module (Ford).

GEN III System

A fuel and engine ignition-management system developed in the late 1980s by General Motors.

General Engine Specifications

Specifications that are used to identify a particular style and type of engine.

General Over-the-road Use

A fifth wheel truck designed for pulling multiple standard duty highway equipment such as trailers, flat beds, tankers, and so on.

General Purpose (GP)

A military designation during World War II, for the Willys 4x4; later known as a Jeep.

Generating Capacity

1. The maximum amount of electric power produced by a generator.

Generator

1. A machine that converts mechanical energy into electrical energy. 2. A source of signals that are transmitted, amplified, of manipulated by electronic circuits.

Geometric Centerline

A static dimension represented by a line through the center of the vehicle from front to rear.

Georg Ohm

Georg Simon Ohm (1787 - 1854 ) a German Physicist for whom the measurement of resistance is named for and his laws of circuit calculation are famous.

Germanium

[1] A semiconductor material that contains exactly four electrons in its valance shell [2] An element in the periodic table #32 with 4 electrons on its valance shell a semiconductor used to manufacture semiconductor sevices.

Gerotor

A term used for gear rotor pump.