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

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What Car? Classifieds has 260 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 260

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Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 111,705 Miles
£5,999
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 50,000 Miles
£11,995
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 57,000 Miles
£9,642
Mercedes-Benz SLK 2.3 SLK230 Kompressor 2dr
  • 2003 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 66,745 Miles
£2,490
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 54,000 Miles
£7,999
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 18,000 Miles
£10,495
Mercedes-Benz SLK 2.0 SLK200 AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2016 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 19,559 Miles
£15,800
Mercedes-Benz SLK 3.0 SLK280 7G-Tronic 2dr

Mercedes-Benz SLK 3.0 SLK280 7G-Tronic 2dr

Letchworth garden city, Hertfordshire
  • 2007 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 53,188 Miles
£6,750
Mercedes-Benz SLK 1.8 SLK200 AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2015 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 29,000 Miles
£12,990
Mercedes-Benz SLK 2.0 SLK200 AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2015 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 53,000 Miles
£13,990
Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr
  • 2006 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 36,850 Miles
£6,985
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr
  • 2008 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 89,000 Miles
£3,290
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 46,308 Miles
£7,999
Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr
  • 2008 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 51,000 Miles
£3,495
Mercedes-Benz SLK 5.5 SLK55 V8 AMG SpdS+7GT Euro 5 (s/s) 2dr
  • 2013 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 55,000 Miles
£24,990
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency Edition 125 G-Tronic+ Euro 5 (s/s) 2dr
  • 2011 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 71,656 Miles
£6,499
Mercedes-Benz SLK 1.8 SLK200 AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 36,555 Miles
£10,989
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 54,276 Miles
£8,490
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 23,096 Miles
£12,995
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 32,115 Miles
£11,410
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