Kona Process 153 suspension bearing kit. For G1 ("Generation 1) frames, which were produced through model year 2017. Includes 10 pcs Enduro MAX (full complement) sealed cartridge bearings with Black Oxide anti-corrosion bearing race treatment. NOTE: If black oxide bearings are not available, Enduro MAX bearings without the black oxide finish may be substituted. Fits all Process 1st Generation frames(see product pictures for rear triangle configuration). G1 frames are typically 2013-2017