Specs:  

• 1 25520 Inner Race (Already Pressed In) 3.265" OD  
• 1 02420 Outer Race (Already Pressed In) 2.688" OD  
• 1 8 on 6.5" Hub & Drum 
• 4,000lb Capacity Per Hub 
• Use with a 12-1/4" x 3-3/8" brake 

Features:

• Hub & Drum with 8 on 6.5" Bolt Pattern For 8k Axles
• Hub and drum comes with races pre-pressed for your convenience 
• This hub & drum is designed for use with a #42 spindle
• Each hub & drum has a capacity of 4,000 lbs 
• Hub & drum uses 25580 inner bearing and a 02475 outer bearing(sold separately)
• The bearings, grease seal, grease cap, wheel nuts, spindle nut, and spindle washer sold separately
• Kit with hardware is available