| Affinia Group, Brake & Chassis |
| Akebono Brake Corporation |
| American Grease Stick Company (AGS) |
| ArvinMeritor, Inc. |
| Beck/Arnley |
| Bendix Commercial Vehicle Systems, LLC |
| Delphi Products and Service Solutions |
| Dorman Products, Inc. |
| East Penn Manufacturing CO., Inc. |
| Exide Technologies |
| Federal-Mogul Corporation |
| Gates Corporation |
| Grote Industries, Inc. |
| Horton Holding, Inc. |
| Indian Head Industries, Inc. |
| ITW |
| Luk Automotive |
| Mahle Industries, Inc. |
| Mark IV Automotive, Dayco Products, LLC |
| NGK Spark Plugs (USA), Inc. |
| Parker Hannifin Corporation |
| Peterson Manufacturing Company |
| Proliance International, Inc. |
| Robert Bosch Corporation Sales Division |
| SKF |
| Standard Motor Products, Inc. |
| Tenneco, Inc. |
| The Timken Corporation |
| USA Industries |
| Visteon Corp. |
| Walker Products, Inc. |
| ABeam Consulting (USA) Ltd. |
| Activant Solutions, Inc. |
| ANXeBusiness Corp. |
| GCommerce Inc. |
| IBM Corporation |
| Pricedex Software, Inc. |
| R. L. Polk & Company |
| Technologue |