Manufactured by Factory Spec 1 Pair of 1 spacers adds 2 total width, makes it easy to widen the stance of your ATV. Provides extra stability and has the ability to accommodate larger tires. Studs are integrated, you do not need to remove the stock studs for installation. Hardware included for easy installation Constructed of 6061 T-6 aluminum for maximum strength and durability These spacers will work with a bolt pattern of 4/110 The REAR of the following models have a bolt pattern of 4/110 2003 Suzuki 400 Quadsport LT-Z400 2004 Suzuki 400 Quadsport LT-Z400 2005 Suzuki 400 Quadsport LT-Z400 2006 Suzuki 400 Quadsport LT-Z400 2007 Suzuki 400 Quadsport LT-Z400 2008 Suzuki 400 Quadsport LT-Z400 2009 Suzuki 400 Quadsport LT-Z400 2012 Suzuki 400 Quadsport LT-Z400 2013 Suzuki 400 Quadsport LT-Z400 2014 Suzuki 400 Quadsport LT-Z400