Spartan Motors, Inc., on behalf of Spartan Motors Chassis, Inc., has petitioned the National Highway Traffic Safety Administration (NHTSA) that its noncompliant chassis are inconsequential to motor vehicle safety.

Spartan determined that certain model year 2008 through 2013 Spartan Gladiator and MetroStar chassis cabs do not fully comply with paragraph S5.3.3.1(a) of Federal Motor Vehicle Safety Standard (FMVSS) No. 121, Air Brake Systems. Spartan has filed an appropriate report dated April 19, 2013, pursuant to 49 CFR Part 573, Defect and Noncompliance Responsibility and Reports.

Notice of receipt of the petition was published, with a 30-day public comment period, on September 25, 2013 in the Federal Register (78 FR 59089). No comments were received. To view the petition and all supporting documents log onto the Federal Docket Management System (FDMS) Web site at: http://www.regulations.gov/. Then follow the online search instructions to locate docket number "NHTSA-2013-0083.''

Affected are approximately 26 model year 2008 through 2013 Spartan Gladiator and MetroStar chassis cabs manufactured between April 9, 2008, and January 14, 2013.