Pressure Systems International (P.S.I.) is now offering a full set of its Volume V (Jan-Nov/Dec 2011) Commercial Fleet Tire Digest issues as a printed spiral-bound book.

The company said its Commercial Fleet Tire Digest is an authoritative guide to reducing tire expenditures. Launched in 2007, it is published 11 times a year and P.S.I. said it’s a guide best practices when maintaining a successful tire program. Today, the Commercial Fleet Tire Digest is distributed electronically each month to more than a thousand individuals.

In each issue Al Cohn, P.S.I.’s director of new market development & engineering support, discusses a subject of particular interest to fleet operators and others concerned with tire safety, wear and cost as well as how to enhance fuel economy through tire technology and use.

The company noted that the printed books are an excellent way to have this valuable information on file or passed on to drivers, technicians and anyone else responsible for getting the most from tires, which are typically the highest cost item for commercial vehicle operators.

Separate books for previous years are available by request. Books can be ordered and past issues of the Commercial Fleet Tire Digest can be viewed and downloaded at To be added to the free monthly e-mail distribution of future issues, complete the subscription form at