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Reference
Definitions/Glossary of Terms for Transmission
Operation
The following terms are used in describing the transmission operating proce-
dures.
Break Torque Releasing engine power or load from the transmission
and drivetrain by releasing throttle or depressing clutch
pedal.
Double-Clutch The shifting technique used when moving the shift lever
to the next lever position. Procedures: Depress clutch
pedal, move lever to neutral, let up clutch pedal, acceler-
ate or decelerate engine to obtain synchronous, depress
clutch pedal again, and move lever into gear.
Preselect Moving the shift button just prior to starting the shift. The
shift button should not be moved while the shift lever is in
neutral.
Ratio Step Amount of change between two gear ratios expressed as a
percentage. Example: The ratio step from 1st gear to 2nd
gear is 35%.
Shift Button The button on the side of the shift knob used to change
gears.
Synchronous The point at which the input gearing speed (engine speed)
matches the output gearing speed (road speed) and a
shift can occur without grinding.
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