All 2006 versions of Volvo's largest sedan have a 208-hp turbocharged 5-cyl engine. Discontinued are T6 and Premier models, which had a 268-hp turbocharged 6-cyl. Due for 2007 is a redesigned S80 with new styling and an available V8 engine. The '06 is available as the 2.5T model with front-wheel drive or as the AWD 2.5T with all-wheel drive. Traction control, ABS, front side airbags, and curtain side airbags are standard. An antiskid system is optional. Available is Volvo's Four-C suspension with driver-selectable Comfort and Sport settings. Leather seating is standard. Options include a navigation system and rear obstacle detection.