Diversified Machine Rear Axle Assembly - Pro Series - 10 in Ring Gear - 4.86 Ratio Standard - 60 in Wide - Hubs / Rotors - Magnesium Center - Kit-4.86MODPKG4--Notes: 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 Complete package w/2.5 GN axle tubes, gun-drilled axles, billet steel hubs & 11-3/4 x .810 vented rotors. State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO