Fully-assembled outboard and inboard joints installed on a 4340 chromoly-steel axle bar. All internal precision-ground components are assembled using high-temperature, high load-bearing moly grease.   8 precision ball bearings allow for smother operation and increased strength. Up to 35% larger cages and races - increasing strength and durability. Black oxide coating for ultimate rust and corrosion protection. Precision machined for precise OEM fitment. Low profile stainless steel clamps. High performance molybdenum grease reduces heat and friction. Sold as each (2 required for front or rear of machine).   Cross reference numbers. ALLBALLS OEM-YA-8-313, 1D9-F510F-00-00, 1D9-F510J-01-00, AB6-YA-8-313, AB8-YA-8-313,   YAMAHA REAR LH & RH Yamaha 350cc YFM350 Grizzly IRS 2007 - 2011 Yamaha 400cc YFM400 Grizzly IRS 2007 - 2008 Yamaha 400cc YFM400 Kodiak 4WD 2005 - 2006 Yamaha 450cc YFM450 Grizzly IRS 2007 - 2010 Yamaha 450cc YFM450 Kodiak 2005 - 2006   Fully-assembled outboard and inboard joints installed on a 4340 chromoly-steel axle bar. All internal precision-ground components are assembled using high-temperature, high load-bearing moly grease.   8 precision ball bearings allow for smother operation and increased strength. Up to 35% larger cages and races - increasing strength and durability. Black oxide coating for ultimate rust and corrosion protection. Precision machined for precise OEM fitment. Low profile stainless steel clamps. High performance molybdenum grease reduces heat and friction. Sold as each (2 required for front or rear of machine).   Cross reference numbers. ALLBALLS OEM-YA-8-313, 1D9-F510F-00-00, 1D9-F510J-01-00, AB6-YA-8-313, AB8-YA-8-313,   YAMAHA REAR LH & RH Yamaha 350cc YFM350 Grizzly IRS 2007 - 2011 Yamaha 400cc YFM400 Grizzly IRS 2007 - 2008 Yamaha 400cc YFM400 Kodiak 4WD 2005 - 2006 Yamaha 450cc YFM450 Grizzly IRS 2007 - 2010 Yamaha 450cc YFM450 Kodiak 2005 - 2006   SHOW MORE