SL-Class : 2003 - 2011

2003 - 2008

In 2003, an all-new SL (initially just a 5.0 L SL500 version) featured a retractable hardtop (marketed as the Vario Roof) available on the SLK since 1997. This featured a 5.0 L 302 hp (225 kW) V8, with a 5.4 L AMG Supercharged V8 appearing in 2002's SL55 AMG. V12 engines are available in the SL600 and the limited-production SL65 AMG.

2005

The following Mercedes-Benz SL-Class Roadsters are offered Worldwide for the year 2005. Prices are listed in US, 2005 dollars.

• 2005 SL350 (Europe only)
  • 3.7 L (3724 cc) 18-valve V6 245 hp (182 kW) at 5,000 rpm 0 to 100 km/h (62 mph) 7.2

• 2005 SL500 Roadster
  • Driver-adaptive 7-speed automatic transmission with TouchShift control
  • Aluminum hardtop (automatic retraction: 16 seconds)
  • US$92,620
  • 5.0 L 24-valve V8 engine 306 hp (228 kW) at 5,600 rpm, 0 to 100 km/h (62 mph) 6.1 s

• 2005 SL55 AMG
  • Manual shift buttons
  • Sensotronic brakes with 8-piston front calipers
  • AMG Active Body Control suspension.
  • US$122,220
  • AMG supercharged 5.5 L (5439 cc) 24-valve V8 engine 493 hp (367 kW) at 6,100 rpm, 0 to 100 km/h (62 mph) 4.7 s

• 2005 SL600 Roadster
  • Active Body Control suspension
  • Sensotronic Brake Control with enlarged front and rear disks
  • Heated and ventilated multicontour seats
  • US$128,220
  • Twin turbocharged 5.5 L (5513 cc) 36-valve V12 engine 493 hp (367 kW) at 5,000 rpm, 0 to 100 km/h (62 mph) 4.6 s

• 2005 SL65 AMG
  • Twin turbocharged 6.0 L (5980 cc) 36-valve V12 engine
  • Power : 604 bhp (450 kW; 612 PS)
  • Torque : 738 lb·ft (1,001 N·m)
  • BHP/Liter : 102 bhp / liter
  • Top Speed : 250 km/h / 155 mph (electronically limited)
  • Top Speed : approx 338 km/h (210 mph) without electronic limitation^{[citation needed]}
  • 0–100 km/h Acceleration : 4.2 s
  • US$190,539

2008 - 2011

The SL received a face lift in 2008 featuring a new front end that evokes the classic 300SL with a large grille featuring a prominent 3-pointed star and twin "power domes" on the hood, the car also features new headlights with an optional "Intelligent Light System" and a new speed sensitive steering system.

SL 63 AMG replaced the SL 55 AMG.