SPARTAN MM

SUSPENSION:FRONT:CONTROL ARM

Spartan Motors USA (Spartan) is recalling certain 2011-2017 Gladiator, 2016-2017 MetroStar, 2012-2018 K2, 2011-2018 K3, 2017-2018 K4, and 2011-2017 MM vehicles. The ball joints on the independent front suspension (IFS) modules can loosen and separate, leading to a partial loss of steering.

Risk: A separated ball joint can cause a loss of steering control, increasing the risk of a crash.

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Spartan Motors (Spartan) is recalling certain model year 2007-2015 Spartan K3 and MM motorhome chassis manufactured September 21, 2006, to March 23, 2015. In the affected vehicles, the flexible exhaust tube may tear allowing hot exhaust to blow against other components or materials.

Risk: If hot exhaust gas contacts other components or materials, it can increase the risk of a fire.

SUSPENSION:FRONT

Spartan Motors, Inc. (Spartan) is recalling certain model year 2015 Spartan MM chassis manufactured October 2, 2013, to November 19, 2014. In the affected vehicles, the front sway bar mounting brackets may break, causing the sway bar to detach from the mounting frame.

Risk: If the sway bar detaches, additional vehicle sway may occur, increasing the risk of a crash.

SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

Spartan Motors USA (Spartan) is recalling certain 2007-2008 MM and K2 motorhome chassis manufactured March 07, 2006, to June 22, 2006. The affected vehicles have tag axles with wheel bearings that may be adjusted too tight, resulting in their overheating during use.

Risk: If the wheel bearings overheat, there is an increased risk of a wheel end fire.

STEERING

Spartan Motors USA (Spartan) is recalling certain model year 1997-2005 MM and K2 motorhome chassis manufactured January 20, 2003, to May 16, 2005. The affected vehicles have a steering gear mounting bracket that may crack, causing a loss of steering ability.

Risk: A loss of steering increases the risk of a crash.

ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

Spartan Motors USA (Spartan) is recalling certain model year 2004-2008 K2, K3 and MM motorhomes manufactured March 17, 2003, to March 15, 2007. In the affected vehicles, the engine cooling fan may separate from the fan drive while the fan is spinning.

Risk: If the engine area is open and the cooling fan is operating and detaches, someone nearby may be injured.

POWER TRAIN:AXLE ASSEMBLY

Spartan Motors, Inc. (Spartan) is recalling certain model year 2015-2016 K2, K3 and MM chassis manufactured October 2, 2013, to April 2, 2015. In the affected vehicles, the fasteners that attach the stay rod (v-rod) to the rear drive axle may not have been installed with thread locker or tightened in the correct sequence.

Risk: If the fasteners come loose, the stay rod may disconnect from the rear axle, resulting in a loss of control, increasing the risk of a crash.

SUSPENSION:FRONT

Spartan Motors Chassis, Inc. (Spartan Chassis) is recalling certain 2010-2014 model year MM motorhome chassis manufactured December 11, 2009, through January 30, 2013, and equipped with a sway bar and model 1253 front suspension. This front suspension design has increased rebound travel which may result in a binding condition of the sway bar end link which could lead to the breaking of the sway bar end links.

Risk: Broken sway bar end links may result in poor vehicle handling, or sway, which increases the risk of a crash.

FUEL SYSTEM, DIESEL

Spartan Motors Chassis, Inc. (Spartan) is recalling certain model year 2014-2015 Gladiator emergency vehicles, 2013-2014 Metrostar emergency vehicles, 2015 motorhome chassis, and 2015 school buses chassis. The Cummins ISB or ISL engines in these vehicles may have been equipped with Fleetguard UFF-XT fuel filters, part number FF63009, whose filter shell may separate from the fuel filter nut plate causing the engine to stall without warning.

Risk: If the engine stalls unexpectedly, there is an increased risk of a crash.