Complex sentence: Mechanically the car was similar but the gearbox received syncromesh and a fourth speed (Twin-Top), the chassis received additional cross bracing in 1934 and an automatic clutch and freewheel were fitted to some models.
Split into simpler sentences: Mechanically the car was similar but the gearbox received a fourth speed. The chassis received additional cross bracing in 1934 and an automatic clutch and freewheel were fitted to some models.