A shaft mounted inside the differential case, provide support and pivot for the differential pinion gears.
A braking system that uses cast iron disc mounted on the wheel hubs, over which brake calibers are mounted. Hydraulic pressure from the brake system forces the caliper pistons against friction pads melted in the calipers, which in turn clamp the brake pads, stopping their rotation.
A door in the heating and air conditioning system that controls the temperature of the air going into the passenger compartment.