This pre-greased hub has 4-bolt pattern on 4" circle. Hub assembly includes (2) L-44643 inner and outer bearings, SL-122 double lipped (1.249" I.D.) grease seal, SCP-100 cotter pin, DC-1505 dust cap, (4) STN-506 lug nuts and pressed in bearing races. Pilot diameter 2.5 inches, flange diameter 5.56 inches. PLEASE NOTE: This kit will only fit trailer spindles that have a 1" bearing surface with a 1.25" seal surface. If you have any questions before ordering - call or email us, we can assist if you have a different spindle/seal size. Hub cavity is 2/3 full of high quality Lucas Oil Red N" Tacky Lithium grease.

Hub assembly includes:

• (2) L-44643 Inner and Outer Bearings,
• SL-122 Grease Seal,
• SCP-100 Cotter Pin,
• DC-1505 Dust Cap,
• (4) STN-506 Lug Nuts