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Cheap Mercedes Benz Slk cars under £20,000

With a budget of £20,000 you can grab a great bargain. Most of the cars advertised on our site are heavily reduced in price and come with a free history check

120 Mercedes Benz Slk cars under £20,000 - 41 reductions


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Recently reduced (41)

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 Daniel Alexander Motor Group Limited, Melton Lane Signal Box, North Ferriby

£18,991
Was £19,991 Save £1,000

Mercedes Benz SLK 5.4 SLK55 V8 AMG Convertible 2dr Petrol G Tronic Euro 4 (360 ps)

2009  |   56,555 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Description includes speakers, climate control, mp3 compatible, pas, audio, wind deflector, auto climate control, centre console storage, centre console, full service history, service history, sports suspension, bluetooth system, bluetooth, alloys, passenger, cd, radio, ...eee

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 St James Motor Company William Street, 4 Muira Estate, Hampshire

£17,490
Was £19,490 Save £2,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

2007  |   61,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

This model has heated seats, alarm, steering wheel mounted controls, adjustable steering column/wheel, cruise control, headlamp wash, parktronic, electronic stability programme, air bag, steering wheel leather, bluetooth, alloy wheels, black, leather, service histo...eee

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 SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£16,695
Was £16,995 Save £300

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

2015  |   30,000 miles  |   Convertible  |   3498  |   petrol  |   automatic  |   2 doors

Features include We have much more to tell you about this car so please feel free to call us for more details...eee

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 M&W Automotive LTD, Unit 6 Fleet Marston Farm, Aylesbury

£12,750
Was £12,995 Save £245

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   52,704 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Description includes air conditioning, 18in alloy wheels, driver, heated seats, service history, navigation system, airbag, finance available, abs, leather, alloy wheels, air con, airbags, automatic, black, part exchange welcome, mot, anti lock braking system...eee

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 Egerton Cars Ltd, Blackburn Road , Bolton

£11,799
Was £11,995 Save £196

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   62,597 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Options include sat nav, driver, brake assist, air conditioning, anti lock braking system, 18in alloy wheels, alarm, passenger, heated front seat, pas, black, heated front seats, convertible, diesel, airbags, automatic, audio, cd, alloy wheels, audio 20, heated seat...eee

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 Troon Cars LTD, 33 Wenlock Way, Leicester

£10,500
Was £11,500 Save £1,000

Mercedes Benz SLK 2.1 SLK250 CDI AMG Sport Convertible 2dr Diesel G Tronic+ Euro 5 (s/s) (204 ps)

2015  |   47,200 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

This model has radio, leather, black, hpi clear, bluetooth interface, cruise control, low mileage, navigation system, 18in alloy wheels, audio, heated front seats, automatic, air con, heated seats, leather interior, audio 20, alarm, daytime running lights, heated f...eee

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 Andrews of Otterbourne, Norlands Drive, Winchester

£10,495
Was £10,995 Save £500

Mercedes Benz SLK 3.0 SLK280 7G Tronic 2dr

2007  |   24,700 miles  |   Convertible  |   2996  |   petrol  |   automatic  |   0 doors

This car has immobiliser, driver, steering wheel mounted controls, alarm, passenger, black, electronic stability programme, pas, trip computer, anti lock brakes, speakers, central door locking, tinted glass, spare wheel, computer, adjustable steering column/wheel...eee

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 Harveys Car Centre Scaynes Hill, Lewes Road, West Sussex

£9,995
Was £10,495 Save £500

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2015  |   66,000 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Comes with passenger, airbag, driver, brake assist, air con, radio, low mileage, black, leather, warranty, alarm, airbags, service history, abs, bluetooth interface, bluetooth, audio 20, alloys, air conditioning, audio, pas, automatic, full leather, alloy wheel...eee

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 Manor Garage, Crossroads Farm, Kingsdown, Box

£9,750
Was £9,950 Save £200

Mercedes Benz SLK SLK 200 BlueEFFICIENCY AMG Sport 2dr Tip Auto

2012  |   54,000 miles  |   Convertible  |   1796  |   petrol  |   automatic  |   2 doors

Includes remote boot release, tinted glass, radio, speakers, esp, alarm, automatic headlamp activation, dab digital radio, immobiliser, navigation system, tyre pressure loss warning system, 18in alloy wheels, electronic stability programme, air conditioning, ...eee

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 Prestige Car Supermarket, A19 Crockey Hill, York

£9,699
Was £10,799 Save £1,100

Mercedes Benz SLK 2.1 SLK250 CDI Convertible 2dr Diesel G Tronic+ Euro 5 (s/s) (204 ps)

2014  |   36,624 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Comes with abs with brake assist, leather, speed limiter, alarm, daytime running lights, air conditioning, abs, cd, audio 20, driver, leather steering wheel, side airbags, bluetooth, sports seats, radio, wind deflector, alloy wheels, cloth, convertible, alumini...eee





120 cars under £20,000

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 Derby Trade Cars Limited Derby, Ascot Drive, Derbyshire

£19,990

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS+7GT Euro 5 (s/s) (421 ps)

2013  |   56,000 miles  |   Convertible  |   5461  |   petrol  |   automatic  |   2 doors

This car has front and rear parking sensors, leather seats, daytime running lights, alloys, audio, leather, sat nav, climate control, led daytime running lights, automatic, rear parking sensor, sunroof, rear parking sensors, bluetooth, cruise control, parking sen...eee

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 Daniel Alexander Motor Group Limited, Melton Lane Signal Box, North Ferriby

£18,991
Was £19,991 Save £1,000

Mercedes Benz SLK 5.4 SLK55 V8 AMG Convertible 2dr Petrol G Tronic Euro 4 (360 ps)

2009  |   56,555 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Features on this model include wind deflector, pas, service history, auto climate control, bluetooth, sports suspension, full service history, audio 20, alloys, bluetooth system, mp3 compatible, passenger, climate control, centre console, alloy wheels, centre console storage, cd, ...eee

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 St James Motor Company William Street, 4 Muira Estate, Hampshire

£17,490
Was £19,490 Save £2,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

2007  |   61,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Includes bluetooth, black, steering wheel leather, anti lock brakes, immobiliser, central door locking, leather, adjustable steering column/wheel, steering wheel mounted controls, cruise control, air bag, computer, full service history, climate control, alarm...eee

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 Integrity Automotive Limited, West End Road, Ipswich

£17,350

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS MCT Euro 5 (s/s) (421 ps)

2012  |   79,431 miles  |   Convertible  |   5461  |   petrol  |   automatic  |   2 doors

With 18in alloy wheels, anti lock braking system, leather, air con, driver, passenger, airbag, alarm, automatic, leather interior, air conditioning, pas, airbags, black, automatic transmission, service history, abs, immobiliser, alloy wheels...eee

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 SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£16,695
Was £16,995 Save £300

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

2015  |   30,000 miles  |   Convertible  |   3498  |   petrol  |   automatic  |   2 doors

Features on this model include We have much more to tell you about this car so please feel free to call us for more details...eee

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 Snippersgate, Easington Lane, Houghton-Le-Spring

£15,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2d 5439cc 7G Tronic

2007  |   63,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Includes spare wheel, central door locking, climate control, electric windows, electric windows (front), air bag, driver, alloy wheels, adjustable steering column, adjustable steering column/wheel, leather, speakers, steering wheel mounted controls...eee

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 RJ Cars Horley Ltd, The Old Forge, Horley

£14,995

Mercedes Benz SLK SLK 300 AMG Sport 2dr Tip Auto

2015  |   39,000 miles  |   Convertible  |   1991  |   petrol  |   automatic  |   0 doors

This model has led daytime running lights, alloys, daytime running lights, computer, trip computer, mot, registered keeper, service history, leather, leather interior, sports seats, convertible, full service history, petrol, black...eee

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 Snippersgate, Easington Lane, Houghton-Le-Spring

£14,000

Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP

2007  |   40,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

This car has climate control, tinted glass, pas, driver, electronic stability programme, speakers, anti lock brakes, exterior lighting, computer, leather, central door locking, air bag, adjustable steering column, electric windows, adjustable steering column/whee...eee

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 Troon Cars LTD, 33 Wenlock Way, Leicester

£12,990

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   56,500 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Featuring finance available, automatic, alloy wheels, speed limiter, bluetooth interface, radio, daytime running lights, heated front seat, audio 20, bluetooth, wind deflector, 2 owners, hpi clear, 18in alloy wheels, rear parking sensors, 2 keys, parking senso...eee

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 M&W Automotive LTD, Unit 6 Fleet Marston Farm, Aylesbury

£12,750
Was £12,995 Save £245

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   52,704 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Featuring driver, navigation system, mot, airbag, anti lock braking system, leather, 18in alloy wheels, air conditioning, air con, finance available, abs, heated seats, part exchange welcome, service history, alloy wheels, automatic, airbags, black...eee






We currently have 120 Mercedes Benz Slk cars available across the UK priced under £20000.

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