Understanding Tyre Markings

What does the number '255' in the tyre marking '255/55 R16' represent?

• Tyre Width

• Aspect Ratio

• Load Index

• Wheel Diameter

In the tyre marking '255/55 R16', what does the 'R' stand for?

• Run-flat Technology

• Rim Size

• Reinforced Tyre

• Radial Construction

What is the significance of the load index in tyre markings?

• Represents the tyre's width

• Shows the tyre's speed rating

• Indicates the maximum load a tyre can carry

• Denotes the tyre's aspect ratio

What does the speed rating 'V' indicate about a tyre?

• Maximum speed of 168 mph

• Maximum speed of 186 mph

• Maximum speed of 131 mph

• Maximum speed of 149 mph

Where can you find the manufacturing date code on a tyre?

• On the sidewall of the tyre

• On the tread of the tyre

• Inside the tyre

• On the rim of the tyre

What does the European ECE Type Approval indicate?

• The tyre is suitable for all weather conditions

• The tyre is made of eco-friendly materials

• The tyre has a reinforced sidewall

• The tyre has passed European safety standards

What does the aspect ratio '55' in the tyre marking '255/55 R16' mean?

• The height of the tyre sidewall is 55% of its width

• The tyre can carry a load of 550 kg

• The tyre is 55 mm wide

• The tyre has a speed rating of 55 mph

Which of the following is NOT a tyre manufacturer?

• Pirelli Tyres

• Donlup Tyres

• Bridgestone Tyres

• Michelin Tyres

What is the legal minimum tread depth for tyres?

• 2.5mm

• 1.6mm

• 2.0mm

• 1.0mm

What does the 'TWI' marking on a tyre indicate?

• Total Weight Indicator

• Tyre Width Index

• Tyre Wear Index

• Tread Wear Indicator