LR018344 - Track Control Arm – Front Upper – LH top-value-1954 Its inner ball joint lets

Its inner ball joint lets the linkage articulate as the suspension moves through its travel

then isolates them again when the voltage falls to the discharge level

Its ring grooves carry the compression and oil-control rings

together with a check of valve-block operation

It is a service item and is renewed whenever the turbocharger or its oil feed pipe is replaced

LR018344 - Track Control Arm – Front Upper – LH top-value-1954 Its inner ball joint letsTrack Control Arm is the front upper control arm for the left hand side of the independent front suspension. It locates the top of the wheel knuckle through its outer ball joint and pivots on the chassis at its inner bushes, controlling camber and wheel travel through the suspension stroke.