The most comprehensive line of Off-Road and ATV Swingarm kits available anywhere. One kit does it all! Includes all of the bearings, seals, shafts*, bushings, and thrust bearings (if required) in one all-inclusive kit to do the job correctly and completely. All bearing shafts are manufactured with 52100 bearing steel that is hardened and centerless ground for a precision fit and extended wear life. All steel spacers are case-hardened and plated for resistance to wear and corrosion. No more hunting around for missing pieces costing you time and extra money.Needle thrust bearings have been replaced with Teflon bearings, designed to live longer in water and dirt. Quality design and construction of every All Balls piece meets the toughest standards and conditionsfrom daily commuting to full-on racing. All older bearing and seal designs are upgraded to the best and latest specifications and designs. Steel spacers are case-hardened and plated for resistance to wear and corrosion.Note: A limited number of kits are only available with bearings and seals.*Not included in all kits.