Suzuki Motor Scooters Did Suzuki Make Changes To The Burgman 400 Or 600 Maxi-scooters From 2008 To 2009?

Did Suzuki make changes to the Burgman 400 or 600 maxi-scooters from 2008 to 2009? - suzuki motor scooters

I know now that offer antilock brakes, but what about the engine? 400 is powerful enough to ride with other cyclists to cross country skiing?