Tire shipments to the U.S. replacement market rose in all categories in 2003, according to data supplied by the Rubber Manufacturers Association.
Shipments of heavy truck tires posted the sharpest rise, climbing 16.7 percent from 2002, followed by medium and wide base truck tires, which improved 5.4 percent.
Those for light truck and passenger tires posted more modest gains, growing 2.5 percent and 1.6 percent, respectively.
In Canada, replacement passenger tire shipments grew 1 percent over 2002, while those for light truck tires fell 0.3 percent. Medium/heavy truck tires shipments slid 6.2 percent for the year, according to data from the Rubber Association of Canada.
In the original equipment segment, U.S. shipments of passenger and light truck tires declined from 2002, falling 4.9 percent and 4.2 percent, respectively. Those for medium and wide base truck tires improved 7.7 percent, followed by heavy truck tires, which posted a 4.7-percent gain.