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

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What Car? Classifieds has 261 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 261

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Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 49,100 Miles
£10,995
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 83,000 Miles
£6,995
Mercedes-Benz SLK 2.3 SLK230 Kompressor Kompressor 2dr
  • 1999 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 69,943 Miles
£1,499
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr
  • 2009 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 167,000 Miles
£1,995
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr
  • 2010 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 102,200 Miles
£4,190
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr
  • 2009 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 82,000 Miles
£4,990
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 43,000 Miles
£9,999
Mercedes-Benz Slk200 1.8 SLK200 BlueEfficiency Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Manual
  • 43,400 Miles
£7,840
Mercedes-Benz SLK 1.8 SLK200 AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 61,000 Miles
£8,495
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 108,880 Miles
£5,880
Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr
  • 2005 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 88,000 Miles
£3,395
Mercedes-Benz SLK 2.1 SLK250d AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2016 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 27,000 Miles
£14,825
Mercedes-Benz SLK 1.8 SLK200 AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 36,000 Miles
£13,490
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport Edition 125 G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 72,500 Miles
£7,795
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 60,005 Miles
£9,490
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 60,900 Miles
£8,750
Mercedes-Benz SLK 2.1 SLK250d AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 40,000 Miles
£12,395
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 72,072 Miles
£9,498
Mercedes-Benz SLK 1.8 SLK250 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 86,000 Miles
£8,495
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