How Do School Bus Tires Differ From 18-wheeler Tires?

WHaT kind of tires do school buses use?

GOOdyEaR® SCHOOL BUS TIRES FOR WHaT COUnTS THE MOST! School bus tires need all the toughness they can get for curbs and rough roads. That makes Goodyear® 900-Series tires featuring Armor Max Technology an excellent choice for your fleet.

Why are bus wheels different?

The hub swivels about the two vertical pins which is what allows it to turn and steer the vehicle. If the wheel is a long way out along that stub then any forwards/backwards force on it (e.g. from hitting a pothole) will translate into a large turning force on the hub which you’ll feel through the steering wheel.

WHaT size are bus wheels?

What are the common wheel sizes for busses? 10R22. 5, 11R22. 5 are the most common “standard” sizes on Full-size units.

How long do school bus tires last?

When school bus tires reach a certain age, they can begin to break down from the inside. For this reason, tire manufacturers warn that tires should be replaced after 10 years. Many safety experts say, however, that a tire should be replaced after six years, regardless of the appearance.

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How much does a tire for a school bus cost?

School bus tires will cost anywhere from $2,000 to 3,000 and can last 10 or more years with proper maintenance, depending on average annual mileage driven.

What size are school bus tires?

Tire sizing is an area where buses have fallen behind the trend to low profile designs. The majority of new buses are still spec’d with conventional 10R22. 5 or 11R22.

Why do buses have two wheels?

Trucks and buses generally have double wheels at the back to increase the area of contact on which their weights acts and hence reduces the pressure on the ground.

What is a tag wheel on a bus?

The rear axle is called a “Tag Axle”. The wheels on that axle are not powered, but do have brakes. They are there simply to increase the load capacity of the rear of the bus over that of a single axle, but not to the extreme of double axles like on a semi truck.

Why do buses and trucks have one TYRE in the front and two Tyres on the rear?

Thus, this is why buses and trucks have two tyres at the back and one tyre at the front. The front tyres are used to maneuver the vehicle while the rear tyres are the load carrying elements of the truck or buses. Till a certain limit 2 tyres at the rear do the job but after that 4 tyres come to play.

How heavy is a bus tire?

The average passenger car tire weighs between 20 and 22 pounds, light truck tires less than 17 inches in diameter weigh around 35 pounds, and semi-truck tires weigh between 105 and 110 pounds. The weight of off-road tires varies depending on use, such as for agriculture, mining or large equipment.

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How many tires does a Prevost bus have?

The Newell Service Department has developed upgrade packages for previously built coaches to replace the 315 tires on the steer axle with 365 tires.

How many miles do bus tires last?

“A commercial tire that’s meant to be retreaded may be able to go 300,000 miles, 400,000 miles but that doesn’t mean it can go 10, 20, 30 years and continue to be retreaded and used on buses,” said Wetherington.

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