4.12 Mod Rear w/o Tubes Pro Series

Rear Axle Assembly - Pro Series - 10 in Ring Gear - 4.12 Ratio Standard - No Tubes - Magnesium Center Only - Kit / Pro Series Modified Rear - 60 centered Same as Saturday Night Special plus these options REM finished ring and pinion Gun-drilled lower shaft Ultralight aluminum spool M2 treated bearings