Optional slide-out rear floor is capable of carrying 200kg The Estate was designed concurrently with sedan 9-5 Replaceable upper rear bumper panel should be a boon at trade-in time The automatic climate control system was tested in Australia The speedometer scale is compressed above 140km/h so that lower speeds are easier to read accurately Two 20-litre head-thorax side airbags protect the occupant's rib cage and head The electronically controlled four-speed automatic transmission features three driving modes: Normal, Sport and Winter Front seats are electrically heated The ''smart'' automatic audio volume control compensates for background (or lack of) noise as well as the vehicle speed All Estate models feature active front head restraints. In a crash, the headrest moves forward and upwards to help reduce whiplash injuries The front suspension is by MacPherson struts while the rear features an independent multi-link design Four-wheel disc brakes are fitted with a Bosch anti-lock system 16-inch alloy wheels are standard on SE Estate Saab's night panel display closes down all dash lights and instrumentation except the speedometer to reduce distractions when driving at night