Used Mercedes-Benz SLK cars for sale on What Car?

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What Car? Classifieds has 254 approved used Mercedes-Benz SLK cars available for sale from top Mercedes-Benz dealers. Browse our classifieds now - the easiest and most powerful used car search tool around – and find the perfect approved used Mercedes-Benz SLK near you.

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Cars found 254

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Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 74,000 Miles
£5,595
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr
  • 2009 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 57,000 Miles
£7,000
Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr
  • 2004 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 105,614 Miles
£1,995
Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr
  • 2007 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 35,000 Miles
£5,500
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 5 2dr
  • 2011 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 43,000 Miles
£7,995
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport Edition 125 G-Tronic+ Euro 5 (s/s) 2dr
  • 2011 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 50,000 Miles
£9,975
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 65,506 Miles
£8,390
Mercedes-Benz SLK 2.0 SLK200 Kompressor 2dr
  • 2003 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 86,990 Miles
£1,500
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 50,908 Miles
£8,495
Mercedes-Benz SLK 2.0 SLK200 Kompressor 2dr
  • 2002 reg
  • Petrol
  • 2 Doors
  • Manual
  • 128,000 Miles
£500
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 60,000 Miles
£8,590
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 87,000 Miles
£7,290
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 66,319 Miles
£7,750
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 76,793 Miles
£7,895
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 86,200 Miles
£5,995
Mercedes-Benz SLK 1.8 SLK250 AMG Sport Euro 5 (s/s) 2dr
  • 2014 reg
  • Petrol
  • 2 Doors
  • Manual
  • 50,000 Miles
£9,450
Mercedes-Benz SLK 2.3 SLK230 Kompressor 2dr
  • 2000 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 46,000 Miles
£5,250
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 75,000 Miles
£5,990
Mercedes-Benz SLK 2.1 SLK250d AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 45,500 Miles
£12,000
Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr
  • 2005 reg
  • Petrol
  • 2 Doors
  • Manual
  • 125,214 Miles
£3,995
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