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

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What Car? Classifieds has 425 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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Mercedes-Benz SLK 3.0 SLK280 7G-Tronic 2dr

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

Bedford, Bedfordshire
  • 2008 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 99,000 Miles
£2,995
Mercedes-Benz SLK 1.8 SLK200 AMG Sport Euro 5 (s/s) 2dr

Mercedes-Benz SLK 1.8 SLK200 AMG Sport Euro 5 (s/s) 2dr

Tamworth, W. mids
  • 2015 reg
  • Petrol
  • 2 Doors
  • Manual
  • 30,472 Miles
£10,989
Mercedes-Benz SLK 3.0 SLK280 7G-Tronic 2dr

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

Birmingham, Worcestershire
  • 2006 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 77,611 Miles
£3,485
Mercedes-Benz SLK 1.8 SLK200 AMG Sport G-Tronic+ Euro 5 (s/s) 2dr

Mercedes-Benz SLK 1.8 SLK200 AMG Sport G-Tronic+ Euro 5 (s/s) 2dr

Nottingham, Nottinghamshire
  • 2014 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 77,688 Miles
£8,995
Mercedes-Benz SLK 2.1 SLK250d AMG Sport G-Tronic Euro 6 (s/s) 2dr

Mercedes-Benz SLK 2.1 SLK250d AMG Sport G-Tronic Euro 6 (s/s) 2dr

Derby, Derbyshire
  • 2015 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 50,930 Miles
£11,200
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport Edition 125 G-Tronic+ Euro 5 (s/s) 2dr

Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport Edition 125 G-Tronic+ Euro 5 (s/s) 2dr

Tamworth, Staffordshire
  • 2011 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 69,000 Miles
£6,989
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Buckingham, Buckinghamshire
  • 2008 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 121,000 Miles
£2,289
Mercedes-Benz SLK 1.8 SLK200 AMG Sport Euro 5 (s/s) 2dr

Mercedes-Benz SLK 1.8 SLK200 AMG Sport Euro 5 (s/s) 2dr

Leatherhead, Surrey
  • 2014 reg
  • Petrol
  • 2 Doors
  • Manual
  • 65,000 Miles
£8,950
Mercedes-Benz SLK 2.1 SLK250 CDI G-Tronic+ Euro 5 (s/s) 2dr

Mercedes-Benz SLK 2.1 SLK250 CDI G-Tronic+ Euro 5 (s/s) 2dr

Newcastle upon tyne, Northumberland
  • 2014 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 46,875 Miles
£9,250
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Hamilton, Lanarkshire
  • 2010 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 67,000 Miles
£5,995
Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr

Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr

Leeds, West yorkshire
  • 2013 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 53,941 Miles
£9,780
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Sheffield, Yorkshire
  • 2008 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 56,000 Miles
£5,495
Mercedes-Benz SLK 5.5 SLK55 V8 AMG SpdS MCT Euro 5 (s/s) 2dr

Mercedes-Benz SLK 5.5 SLK55 V8 AMG SpdS MCT Euro 5 (s/s) 2dr

Birkenhead, Merseyside
  • 2012 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 57,560 Miles
£18,990
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Bracknell, Berkshire
  • 2008 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 101,000 Miles
£2,495
Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr

Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ Euro 5 (s/s) 2dr

Hook, Hants
  • 2012 reg
  • Diesel
  • 2 Doors
  • Automatic
  • 74,649 Miles
£7,999
Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr

Mercedes-Benz SLK 1.8 SLK200 Kompressor 2dr

Edgware, Middlesex
  • 2007 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 80,000 Miles
£3,750
Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Mercedes-Benz SLK 1.8 SLK200K Tiptronic Euro 4 2dr

Leamington, Warwickshire
  • 2009 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 79,527 Miles
£6,790
Mercedes-Benz SLK 3.5 SLK350 2dr

Mercedes-Benz SLK 3.5 SLK350 2dr

Cardiff, Glamorgan
  • 2006 reg
  • Petrol
  • 2 Doors
  • Manual
  • 84,612 Miles
£3,995
Mercedes-Benz SLK 3.5 SLK350 2dr

Mercedes-Benz SLK 3.5 SLK350 2dr

Penn, Bucks
  • 2004 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 75,000 Miles
£4,990
Mercedes-Benz SLK 2.3 SLK230 Kompressor 2dr

Mercedes-Benz SLK 2.3 SLK230 Kompressor 2dr

Newcastle upon tyne, Northumberland
  • 2003 reg
  • Petrol
  • 2 Doors
  • Automatic
  • 54,134 Miles
£2,975
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