It has been pointed out to WEVTU that federal specifications for tire pressure, when vehicles undergo federal test procedure (FTP) testing on twin-roller dynamometers, state that “the drive wheel tires may be inflated up to a gauge pressure of 45 psi in order to prevent tire damage.” Sources at both the U.S. Environmental Protection Agency (EPA) and automakers tell WEVTU that “virtually all cars and light trucks are (FTP) tested with drive wheel tires at 45 psi plus/minus 2 psi.” This ...
Premium Content (PAID Subscription Required)
"Printer-friendly" is part of the paid WardsAuto Premium content. You must log in with Premium credentials in order to access this article. Premium paid subscribers also gain access to:
Hundreds of downloadable data tables including:
• Global sales and production data by country
• U.S. model-line inventory data
• Engine and equipment installation rates
• WardsAuto's North America Plant by Platform forecast
• Product Cycle chart
• Interrelationships among major OEMs
• Medium- and heavy-duty truck volumes
• Historical data and much more!
Current subscribers, please login or CLICK for support information.