2x “6 on 5.5" trailer hub 2x 25580 inner cone bearings 2x 15123 outer cone bearings 2x Grease seals 2.25"x 3.371" 2x 2.44" E Z lube dust caps w/ rubber plug 12 x cone wheel nuts 1/2-20" thread"
You must have the 1-3/4" Inner bearing, number 25580 on your old axle. (the bigger bearing, closer to the seal). If you have the 1-3/8" inner bearing, L68149, this WILL NOT Work for you.