The USA website says the CLA 250 will get "Sport-tuned suspension".
So which one is that equivalent to on the UK website? The UK gets the following (from UK website):
Comfort suspension (standard on Sport): the new CLA is fitted with optimised McPhersen strut at the front and an all new multi link rear suspension, creating the perfect balance between agility and comfort.
Sports suspension (standard on AMG Sport): It features firmer springing and damping for a sportier feel and 15 mm
Lower at the front and 10 mm lower at the rear than the regular CLA suspension.
So which one is that equivalent to on the UK website? The UK gets the following (from UK website):
Comfort suspension (standard on Sport): the new CLA is fitted with optimised McPhersen strut at the front and an all new multi link rear suspension, creating the perfect balance between agility and comfort.
Sports suspension (standard on AMG Sport): It features firmer springing and damping for a sportier feel and 15 mm
Lower at the front and 10 mm lower at the rear than the regular CLA suspension.