Agitator Unit Castex Check your machine's model number

Check your machine's model number to be sure of the match

Motors wear from the inside as brushes shorten and bearings dry out

Swap the bag when it reaches about two-thirds full for the best suction

Tip: inspect the brush roll and belt while the plate is off

Agitator Unit Castex Check your machine's model numberThis replacement agitator unit, also listed for Kenmore model 1921, is the brush roll that spins inside the floor nozzle to agitate carpet fibers and loosen embedded dirt, hair, and grit that suction alone leaves behind. Over time the bristles wear down, flatten, or shed, and the roll picks up wrapped hair and thread that slow its rotation. A worn agitator drags across the carpet without digging in, so rooms look dull even after a full pass. A fresh