Stewart & Stevenson Opens New Training Centers

HOUSTON, April 22 -- Stewart & Stevenson Services, Inc. will open a new 18,000 square-foot training center in Houston in May 2003. In addition, a new training center opened at the company's Sacramento, Calif., Customer Service Center in January 2003.

"Stewart & Stevenson is increasing its long tradition of providing service through training. Our belief is that training is essential for superior performance and customer satisfaction with our business partners' products," said Roy Allice, Manager of Stewart & Stevenson Training. "Training is a also a contributor to the customer's profitable operation."

The new Houston Training Center features classrooms and labs devoted to diesel engine and transmission training, ranging from product familiarization through operation, maintenance and overhaul. Hands-on training is provided on Allison, EMD, Detroit Diesel, Deutz, Hyster, MBE, Mercury Marine, Steyr, MTU and Waukesha. Courses also are provided on special controls and components. All training is factory authorized and taught by certified instructors.

The Houston Training Center is available to host training sessions offered by supplier partners, and a fully equipped training van is available for on- location training. Computer-based training also is available.

Stewart & Stevenson has the capability to customize training to each customer's specific equipment, and instructors travel worldwide to provide this training.

In addition to engine, transmission and equipment training, the Houston Training Center is developing Essential Skills Training, including Customer Service, Time Management, Employee Relationships, Sales, New Employee Indoctrination, and Supervisor and Manager Skills Training -- all of which will be available soon.

Stewart & Stevenson Services, Inc., established in 1902, is a billion dollar corporation that manufactures the U.S. Army's Family of Medium Tactical Vehicles and provides solutions and services for a wide range of diesel and natural gas-powered equipment utilized by key industries worldwide. The company has approximately 3,500 employees at its locations around the globe. For more information on Stewart & Stevenson visit http://www.ssss.com/ .

This press release contains forward-looking statements that are based on management's current expectations, estimates, and projections. These statements are not guarantees of future performance and involve a number of risks, uncertainties, and assumptions and are made pursuant to the Safe Harbor Provisions of the Private Securities Litigation Reform Act of 1995. Many factors, including those discussed more fully elsewhere in this release and in the Company's filings with the Securities and Exchange Commission, particularly its latest annual report on Form 10-K, as well as others, could cause results to differ materially from those stated. Specific important factors that could cause actual results, performance, or achievements to differ materially from such forward-looking statements include risk of competition, risks relating to technology, risks of general economic conditions, risks of oil and gas industry economic conditions, risks of airline industry economic conditions, risks as to terrorist attacks on the U.S. and their impact on the U.S. economy, risks relating to personnel, risks of dependence on government, inherent risks of government contracts, risks of claims and litigation, risks of product defects, risks as to foreign sales and global trade matters, risks as to cost controls, risks as to acquisitions, risks as to currency fluctuations, risks as to environmental and safety matters, risks as to distributorships, and credit risks, all as more specifically outlined in the Company's latest annual report on Form 10-K. In addition, such forward-looking statements could be affected by general industry and market conditions and growth rates, general domestic and international conditions including interest rates, inflation and currency exchange rates and other future factors. Actual outcomes and results may differ materially from what is expressed or forecasted in such forward-looking statements.

Phone: 713-803-0625

Company News On-Call: http://www.prnewswire.com/comp/117997.html