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

139 Mercedes Benz Slk cars under £20,000 - 39 reductions

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Recently reduced (39)

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

£18,990
Was £19,490 Save £500

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

Comes with climate control, parktronic, anti lock brakes, bluetooth, heated seats, steering wheel mounted controls, immobiliser, steering wheel leather, exterior lighting, computer, adjustable steering column/wheel, central door locking, alarm, service history,...eee

DT Performance Cars, Unit 1A, Atherstone

£18,950
Was £19,950 Save £1,000

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

This model has computer, speakers, adjustable steering column, central door locking, air bag, spare wheel, power assisted steering, driver, pas, leather, anti lock brakes, black, passenger, air bag passenger, electric windows, electric windows (front), climate cont...eee

Prime Motors, Rear of Unit 12,, Hoddesdon

£18,489
Was £18,749 Save £260

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

Features on this model include passenger, navigation system, electric windows, leather, remote boot release, voice control, usb, heated front seats, headlight wash, power assisted steering, alloy wheels, rear parking sensor, abs, cd, manual, anti lock braking system, alarm, blueto...eee

Eclipse Car Sales Limited, 89 Main Road, Winchester

£13,295
Was £13,449 Save £154

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2d 201 BHP

With rear parking sensors, leather, multi function steering wheel, mot, audio, alloy wheels, cruise control, convertible, climate control, radio, rear parking sensor, parking sensors, dab digital radio, driver, audio 20, black, passenger, pas, brake assis...eee

Troon Cars LTD, 33 Wenlock Way, Leicester

£11,500
Was £11,990 Save £490

Mercedes Benz SLK 1.8 SLK200 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (184 ps)

Description includes alloys, automatic, climate control, heated seats, heated front seats, navigation system, cruise control, air conditioning, alarm, heated front seat, leather interior, daytime running lights, part exchange welcome, automatic headlamp activation, hpi c...eee

Andrews of Otterbourne, Norlands Drive, Winchester

£10,495
Was £10,995 Save £500

Mercedes Benz SLK 3.0 SLK280 7G Tronic 2dr

Features include electric windows (front), spare wheel, steering wheel leather, central door locking, leather upholstery, fog lights, speakers, pas, adjustable steering column/wheel, air conditioning, driver, upholstery cloth, power assisted steering, electric window...eee

Manor Garage, Crossroads Farm, Kingsdown, Box

£9,750
Was £9,950 Save £200

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

Comes with automatic, remote boot release, automatic headlamp activation, usb, air con, speakers, radio, electronic stability programme, immobiliser, head restraints, dab digital radio, navigation system, alloy wheels, air conditioning, wind deflector, tyre pre...eee

Garage on the Green, The Green, St. Leonards-On-Sea

£9,495
Was £11,495 Save £2,000

Mercedes Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport G Tronic+ Euro 5 (s/s) 2dr Only 39000 Miles

Comes with abs, alarm, passenger, bluetooth interface, tinted glass, alloy wheels, esp, navigation system, audio 20, airbags, wind deflector, locking wheel bolts, immobiliser, centre console, airbag, radio, anti lock braking system, central locking, electric wi...eee

Bespoke Car Sales Ltd, Revers Street, Bury

£9,495
Was £9,995 Save £500

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

This model has black, warranty, passenger, leather, coupe, airbag, service history, hpi clear, diesel, brake assist, mot, convertible, audio, driver, satellite navigation, airbags, audio 20, radio, anti lock braking system, full service history, alloys, air con, ai...eee

Priory Car Sales, 66 Liverpool Road, Preston

£9,395
Was £9,995 Save £600

Mercedes Benz SLK DIESEL CONVERTIBLE

This model has multi function display, automatic, automatic headlamp activation, electronic stability programme, finance available, 17in alloy wheels, convertible, sunroof, centre console, tinted glass, mot, esp, warranty, panoramic sunroof, dab digital radio, serv...eee

139 cars under £20,000

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

£19,991

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

Features include service history, alloy wheels, speakers, climate control, auto climate control, cd, pas, bluetooth interface, audio, radio, sports suspension, bluetooth, centre console storage, wind deflector, bluetooth system, audio 20, mp3 compatible, passenger, f...eee

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