R171 .282004.E2.80.932010.29 Mercedes-Benz SLK-Class
mercedes-benz slk 200 pre-facelift
2004–2008 slk 280 pre-facelift
the r171 features number of revisions compared predecessor, r170: 30mm longer wheelbase, increased length (72mm) , width (65mm), 40% increased use of high strength steel, seven-speed automatic transmission, adaptive two-stage airbags, head/thorax sidebags , revised roof mechanism (marketed vario roof) deployable in 22 seconds (previously 25 seconds) rotary-pivoting rear window enabling more compact folded roof stack , trunk storage increased 63 litres roof retracted. optional features include remote operation of retractable hardtop forced air, neck-level heating system integral headrests, marketed airscarf.
the galvanized bodywork, features 19 percent improvement in static bending , 46 percent improvement in torsional strength roof down, features 3% improvement in aerodynamic efficiency, cd value of 0.32. design has been aerodynamically optimized minimize interior draughts top retracted , includes fabric windblocker can pulled on 2 roll-over bars. mercedes marketed r171 s tapering front end styling designer steve mattin formula one-inspired .
models of slk include:
slk 200 kompressor – 1.8 l 120 kw (163 ps; 161 hp) i4 supercharged engine, 0–100 km/h (62 mph) 7.9 seconds, top speed of 143 mph. (not available in canada , united states)
slk 300 (known slk 280 in markets) – 3.0 l (2996 cc) 170 kw (231 ps; 228 hp) double overhead cam v6 engine, 0–100 km/h (62 mph) 6.3 seconds, top speed 155 mph. (starting in 2006 model year)
slk 350 – new 3.5 l (3498 cc) 200 kw (272 ps; 268 hp) double overhead cam v6 engine, 0–100 km/h (62 mph) 5.4 seconds, top speed 155 mph ou 250 km/h(electronically limited).
slk 55 amg – 5.4 l (5439 cc) 265 kw (360 ps; 355 hp) v8 engine, 0–100 km/h (62 mph) 4.9 seconds, top speed 155 mph (249 km/h). modified version of model used in formula 1 safety car during 2004 , 2005 seasons. slk55 amg first mercedes tuned amg s performance studio create new black series .
r171 facelift (2008)
in january 2008 @ detroit motor show, slk-class facelift launched, following pre-show announcements in december 2007 first american owner being james glass of johnson city tn. r171 facelift included new engines, particular improvement slk 200 , 350 more power , better fuel efficiency. exterior changes subtle, alterations limited front bumper design , new wing mirrors.
slk 200 kompressor – 1.8 l 135 kw (184 ps; 181 hp) i4 supercharged engine
slk 350 – 3.5 l (3498 cc) 224 kw (305 ps; 300 hp) dohc v6 engine
slk 300 , 55 amg retained existing engines
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