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

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What Car? Classifieds has 259 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 259

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Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 40,000 Miles
£9,295
Mercedes-Benz SLK 1.8 SLK250 BlueEfficiency AMG Sport Edition 125 G-Tronic+ Euro 5 (s/s) 2dr
  • 2011 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 66,000 Miles
£8,690
Mercedes-Benz SLK 2.0 SLK200 AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2015 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 39,000 Miles
£13,990
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 101,001 Miles
£7,000
Mercedes-Benz SLK 2.0 SLK200 AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2016 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 56,000 Miles
£13,990
Mercedes-Benz SLK 1.8 SLK200K 2LOOK Tiptronic Euro 4 2dr
  • 2009 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 56,000 Miles
£5,000
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 80,538 Miles
£6,900
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 75,288 Miles
£7,995
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 55,510 Miles
£8,690
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr
  • 2009 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 52,000 Miles
£5,990
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 47,000 Miles
£7,995
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 99,567 Miles
£5,695
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr
  • 2009 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 96,000 Miles
£3,000
Mercedes-Benz SLK 2.1 SLK250 CDI G-Tronic+ Euro 5 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 106,200 Miles
£5,445
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 74,560 Miles
£7,995
Mercedes-Benz SLK 2.1 SLK250d AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 69,108 Miles
£10,749
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2013 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 58,000 Miles
£8,495
Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport G-Tronic+ Euro 5 (s/s) 2dr
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 45,551 Miles
£9,895
Mercedes-Benz SLK 2.0 SLK200 AMG Sport G-Tronic Euro 6 (s/s) 2dr
  • 2015 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 30,300 Miles
£14,990
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 5 2dr
  • 2011 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 117,773 Miles
£3,495
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