Dodge Flange Mount Roller Bearing Unit, Expansion Special Duty, Series: 115 Series, 1-15/16 in Bore Dia, 5.92 in Bolt Center-to-Center Length, 8.38 in Bolt Circle, Four-Bolt Base Flange Mounting Type, 10 in Overall Length/Diameter, 4-1/4 in Overall Depth, Adapter Mounted Locking Device, Steel Bearing, 8266 lb Dynamic, 2700 rpm Maximum, -100 to 200 deg F, Uncoated Quality duplex tapered roller bearingTapered adapter sleeve mountingEffective piston ring sealsRugged two-piece housingElongated bolt holes