Material Chrome Plated Steel or Stainless Steel Size 1″ (H) side wall Unit & Package Sold by each, color plastic bag Chrome Plated Steel Stainless Steel I.D. Overall Height Fits 20010 20013 7-1/4″ 2-3/4″ 7-1/4″ dia. axle, 12 of 1/2″ studs 20020 20023 8″ 2-3/4″ 8-1/2″ dia. axle, 8 of 5/8″ studs
Also fits Peterbilt 1995 and later — 20082 8″ 3″ 8-1/2″ dia. axle, 8 of 5/8″ studs
Also fits Peterbilt 1995 and later 20030 20033 8-1/4″ 2-3/4″ 8-1/2″ dia. axle, 8 of 3/4″ studs 20034 20035 8-/14″ 2-3/4″ OEM style edge, same spec as 20030 & 20033 but with thinner lip
Also fits International