5 Essential Things You Should Know About Gearboxes

Gearboxes are an important component of many machines and vehicles. While most people are familiar with the basic concept of gearboxes, there are several fascinating aspects that often go unnoticed. Read on as we explore 5 essential things you should know about gearboxes that you may not be aware of.

Gear ratios and torque

One of the primary functions of a gearbox is to provide different gear ratios, allowing for a balance between speed and torque. In fact, different gear ratios can significantly impact the torque output of a machine. Lower gear ratios, such as those found in first gear, provide higher torque output, making it easier to start moving heavy loads. On the other hand, higher gear ratios, like fifth or sixth gear, prioritise speed by reducing torque output.

Synchronisers for smooth shifting

If you’ve ever wondered how manual transmissions allow for smooth gear changes without grinding or jerking, look no further - the answer lies in synchronisers. These small but essential components in manual gearboxes match the rotational speeds of the gears before engaging, ensuring a smooth transition. Synchronisers use frictional contact between two surfaces to equalise speeds, making gear changes flawless and preventing excessive wear on the gears.

Continuously variable transmissions (CVT)

While traditional gearboxes have fixed gear ratios, continuously variable transmissions (CVT) provide an infinite number of gear ratios. CVTs use a system of belts, pulleys, and cones to adjust the gear ratio continuously, enabling the engine to operate at its most efficient speed for a given driving condition. This technology not only improves fuel efficiency but also offers a smoother driving experience with enhanced acceleration.

Dual-clutch transmissions (DCT)

Dual-clutch transmissions, also known as DCTs, combine elements of manual and automatic transmissions to provide lightning-fast gear changes. Unlike traditional automatic transmissions, which use torque converters, DCTs make the most of two separate clutches. While one clutch engages the current gear, the other pre-selects the next gear, allowing for almost instantaneous gear changes. This technology is commonly found in high-performance vehicles, providing powerful acceleration and precise control.

Gearbox lubrication

Proper lubrication is vital for the smooth operation of gearboxes. Gear oils or transmission fluids are specifically designed to reduce friction, dissipate heat, and protect against wear and corrosion. Different types of gearboxes require different lubricants, and using the wrong one can lead to performance issues and premature wear. Regularly checking and changing the gearbox lubricant according to the manufacturer's recommendations is important for optimal gearbox performance.

At The Clutch & Gearbox Specialists in Bournemouth, we offer quick and efficient manual gearbox repair services for all makes and models of vehicle. We also supply and fit reconditioned units as a cheaper alternative to buying a brand new gearbox. To find out more about gearbox repair near me, please get in touch with our manual gearbox specialists today.