What is the car part pictured?
Correct answer: Axle

Player Tystyx
Being a Mechanic(40+years) that part pictured is a differential/ rear-end ,,,,, yes it is a type of Drive-Axel.
Wrong wording. Like calling a Gasoline/ Diesel engine a Motor ,,,, it's not it's an Engine😎

Tbear
Player Tystyx, Differential and drum breaks

Wanda G.
Player Tystyx, correct! They should be called enginecycles!😁

Shellback
Player Tystyx, my thoughts exactly.