taking from the t3 2011 manual ...
Front diff upper position is recommended for tight and technical
carpet tracks. The upper diff position improves handling in
chicanes as it provides more traction, increased steering and
makes the car easier to drive.
Front diff lower position is recommended for large open
asphalt tracks with long sweepers
Rear diff upper position is recommended for tight and technical carpet
tracks. The upper diff position improves handling in chicanes as it provides
more traction, increased steering and makes the car easier to drive
Rear diff lower position is recommended for large open asphalt tracks
with long sweepers.