FirstGroup, parent company of First Transit, signed a $110 million, five-year deal with tire supplier Bridgestone.

The deal is FirstGroup’s first international procurement agreement for direct goods or services and is also the largest commercial fleet contract in Bridgestone’s history.

The contract will see Bridgestone, the world’s largest tire manufacturer, supplying tires to more than 60,000 of FirstGroup’s buses and coaches in the U.S., Canada, and the UK.

As part of the agreement, Bridgestone will provide tires for all of FirstGroup’s vehicles in the UK and around 80% of its operations in the U.S. and Canada.