Door Latch Bell Crank is a pivoting lever within the side door latch assembly that transfers actuation from the handle linkage to the latch.

Mounted inside the door behind the latch, the bell crank redirects the motion of the exterior and interior handle rods through a right-angle pivot into the latch release, allowing the door to open reliably. It is a wear component of the door locking mechanism and is replaced when handle operation becomes stiff or the latch fails to release.