FIAT / SEAT 124 Spider after 1974
FIAT/ SEAT 131
(with cover plate on the back of the differential - please see photo).
-Significantly improves the maneuverability of the vehicle on the road.
-Increased control when driving on different surfaces and when cornering.
-On ice and Packed snow car with the differential accelerates faster.
-There is no breakdown of the drive wheels with a sharp start on the pavement when there is excess thrust.