The 2012 Mercedes-Benz GL-Class GL550 is equipped with driver knee airbags, rearview camera system, front side airbags, rear side curtain airbags, rear side airbags, front side curtain airbags, third row side curtain airbags, front parking sensors, regenerative braking system, dual front active head restraints, 4-wheel abs, power door locks, brake drying, ventilated disc rear brake, alarm anti-theft system, braking assist, ventilated disc front brake, dual front airbags, vehicle immobilizer anti-theft system, latch system child seat anchors, electronic brakeforce distribution, stability control, traction control, occupant sensing passenger airbag deactivation, front seatbelt pretensioners, front seatbelt force limiters, first aid kit, post-collision safety system impact sensor, rear seatbelt pretensioners, third row seatbelt pretensioners, rear seatbelt force limiters, third row seatbelt force limiters, rearview monitor.