Change gear

Also found in: Idioms, Encyclopedia.
1.(Mach.) A gear by means of which the speed of machinery or of a vehicle may be changed while that of the propelling engine or motor remains constant; - called also change-speed gear.
References in periodicals archive ?
They have learned that you can only change gear when cycling otherwise you will break your bike.
Wales has made real progress towards finding a better way of delivering NHS dentistry, but it's time to change gear.
3: On a lorry driver's normal working day: "Change gear, change gear, check mirror, murder a prostitute, change gear, change gear, murder.
I love using paddle shifters to change gear, so much so that I've almost forgotten how a clutch works, fortunately for the purists out there, you can also change gear via the gearstick in this model.
Mr Duncan Smith seems determined to change gear and go into reverse.
There are paddles behind the steering wheel to change gear manually, but having driven this box a couple of times now, there is no need for them.
Watch your revs and change gear early where possible.
If you want to "do it yourself" you can change gear manually with the gear shift - which gives you the functionality of a sequential racing gearbox - or use the steering-wheel-mounted paddles to change gear Formula 1-style.
Everyone takes one hand off the wheel at some point quite legitimately when they change gear, roll down the window or change the heater settings.
They are designing a computer for pedal cyclists that tells them when to change gear to optimise the power they develop while maintaining comfort.
What's more, on some you don't even need to change gear.
The compact unit keeps floor space to a minimum and features a fully enclosed gearbox drive and single change gear system.