Yamaha Big Bear 400 rear cv axles set 2007 2008 2009 2010 2011 2012 Please verify your year, make and model in the product details before purchasing. OEM Replacement. Brand New Complete CV Axle Assembly 4340 Cr-Moly Steel Shaft Fully Assembled inboard / outboard cv joints with neoprene boots 1 Year Warranty (excludes lift kits & torn boots)