: Radius bars are long and bolted to the housing.

: Because the center section comes out as one piece, it is easy to swap gear ratios quickly at a track.

: Radius bars are shorter and attached midway up the drive line tube.

: They are highly durable and simple to work on, which is why they remain a staple for traditional hot rods and drag racers .

: These rear ends often require proper venting to prevent pressure buildup, which enthusiasts sometimes solve by drilling the torque tube or using specialized vent bolts.