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

150 Mercedes Benz Slk cars under £20,000 - 43 reductions

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Recently reduced (43)

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)

Featuring headlamp wash, full service history, alarm, adjustable steering column, climate control, exterior lighting, leather, alloy wheels, anti lock brakes, air bag, black, driver, service history, immobiliser, parktronic, steering wheel mounted controls, co...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)

With electronic stability programme, immobiliser, power assisted steering, electric windows (front), leather, speakers, alloy wheels, adjustable steering column, air bag driver, computer, central door locking, adjustable steering column/wheel, steering wh...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)

Comes with bluetooth, rear parking sensor, leather seats, tinted glass, remote boot release, sports suspension, power assisted steering, radio, pas, sat nav, heated front seat, satellite navigation, anti lock braking system, rear parking sensors, alloy wheels, ...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

This car has bluetooth interface, air conditioning, dab radio, passenger, audio 20, driver, daytime running lights, air con, abs, brake assist, pas, black, parking sensors, multi function steering wheel, speed limiter, cruise control, leather interior, airbag, re...eee

Prestige Car Supermarket, A19 Crockey Hill, York

£12,999
Was £13,499 Save £500

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

This car has pas, radio, anti lock braking system, cd, dab radio, airbag, 18in alloy wheels, alloy wheels, cruise control, convertible, abs, sports seats, mot, automatic, alarm, diesel, sports suspension, alloys, passenger, audio 20, air con, airbags, audio, air ...eee

Andrews of Otterbourne, Norlands Drive, Winchester

£10,495
Was £10,995 Save £500

Mercedes Benz SLK 3.0 SLK280 7G Tronic 2dr

Features on this model include fog lights, air conditioning, cloth, air con, cruise control, power assisted steering, electric windows (front), pas, central door locking, driver, steering wheel mounted controls, air bag passenger, fsh, adjustable steering column, black, air bag dr...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

Featuring speakers, tyre pressure loss warning system, cd, immobiliser, electronic stability programme, tinted glass, alarm, dab digital radio, navigation system, automatic, 18in alloy wheels, air conditioning, air con, head restraints, automatic headlamp acti...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)

With alloy wheels, warranty, air conditioning, airbag, abs, mot, radio, 18in alloy wheels, leather, airbags, driver, black, brake assist, alarm, convertible, service history, alloys, pas, diesel, coupe, anti lock braking system, navigation system, full se...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

Options include airbags, radio, abs, centre console, audio 20, locking wheel bolts, electronic stability programme, airbag, anti lock braking system, esp, passenger, automatic, wind deflector, brake assist, driver, central locking, navigation system, electric window...eee

Priory Car Sales, 66 Liverpool Road, Preston

£9,395
Was £9,995 Save £600

Mercedes Benz SLK DIESEL CONVERTIBLE

Includes warranty, radio, alloy wheels, bluetooth, esp, remote boot release, immobiliser, automatic headlamp activation, automatic, speakers, panoramic sunroof, audio 20, tyre pressure loss warning system, tinted glass, cruise control, centre console, dab dig...eee

150 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)

With speakers, bluetooth interface, bluetooth system, wind deflector, bluetooth, full service history, cd, centre console, service history, auto climate control, audio 20, mp3 compatible, radio, audio, alloy wheels, pas, alloys, sports suspension, centre ...eee

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