Used Mercedes-Benz SLK for Sale Under $20,000
379 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2015
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 93,618
- Stock #:
- 2153
- VIN:
- WDDPK4HA4FF107805
2015 Mercedes-Benz SLK
250
93,618 mi
Tallahassee, FL
Fair Deal
$15,741
- Year:
- 2014
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Diamond White Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 41,928
- Stock #:
- 5124391A
- VIN:
- WDDPK4HA9EF082964
Price drop
-$3,862
2014 Mercedes-Benz SLK
250
41,928 mi
Ocala, FL
Great Deal
$18,749
$14,886
- Year:
- 2014
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Brown (Tan)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Sahara Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 39,272
- Stock #:
- G041438B
- VIN:
- WDDPK4HA0EF083002
New arrival
2014 Mercedes-Benz SLK
250
39,272 mi
Punta Gorda, FL
Good Deal
$19,671
- Year:
- 2015
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 76,540
- Stock #:
- 12763
- VIN:
- WDDPK4HA6FF112763
2015 Mercedes-Benz SLK
250
76,540 mi
West Berlin, NJ
Fair Deal
$14,999
- Year:
- 2014
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Diamond White Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 111,760
- Stock #:
- 076959
- VIN:
- WDDPK4HA8EF076959
2014 Mercedes-Benz SLK
250
111,760 mi
Scottsdale, AZ
Good Deal
$14,242
- Year:
- 2006
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 228 hp 3L V6
- Exterior color:
- Silver
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 45,220
- Stock #:
- 1888
- VIN:
- WDBWK54F36F080401
Price drop
-$1,500
2006 Mercedes-Benz SLK
280
45,220 mi
Fort Collins, CO
Great Deal
$11,480
$9,980
- Year:
- 2012
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 302 hp 3.5L V6
- Exterior color:
- Brown (Pearl Beige Metallic)
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 69,909
- Stock #:
- TR348950A
- VIN:
- WDDPK5HA1CF033549
2012 Mercedes-Benz SLK
350
69,909 mi
Harvey, LA
Great Deal
$13,700
- Year:
- 2012
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 302 hp 3.5L V6
- Exterior color:
- Palladium Silver Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Ash/Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 59,877
- Stock #:
- MC1354A
- VIN:
- WDDPK5HA9CF044606
2012 Mercedes-Benz SLK
350
59,877 mi
Panama City, FL
Fair Deal
$16,431
- Year:
- 2015
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 41,156
- Stock #:
- TB079210A
- VIN:
- WDDPK4HA0FF100205
2015 Mercedes-Benz SLK
250
41,156 mi
Carrollton, TX
Good Deal
$18,500
- Year:
- 2013
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 72,613
- Stock #:
- 12488
- VIN:
- WDDPK4HA6DF061892
2013 Mercedes-Benz SLK
250
72,613 mi
Jackson, MI
Fair Deal
$15,270
- Year:
- 2015
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 302 hp 3.5L V6
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Ash/Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 87,971
- Stock #:
- P111376
- VIN:
- WDDPK5HA8FF111376
2015 Mercedes-Benz SLK
350
87,971 mi
Ottawa, KS
Good Deal
$17,594
- Year:
- 2015
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Palladium Silver Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Sahara Beige)
- Transmission:
- Automatic
- Mileage:
- 61,174
- Stock #:
- 260745M
- VIN:
- WDDPK4HA8FF103112
2015 Mercedes-Benz SLK
250
61,174 mi
Good Deal
$17,999
- Year:
- 2013
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 69,609
- Stock #:
- DF067594
- VIN:
- WDDPK4HA6DF067594
Price drop
-$628
2013 Mercedes-Benz SLK
250
69,609 mi
Sarasota, FL
Great Deal
$12,875
$12,247
- Year:
- 2007
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 268 hp 3.5L V6
- Exterior color:
- White
- Fuel type:
- Gasoline
- Mileage:
- 60,321
- Stock #:
- T-329
- VIN:
- WDBWK56F07F150547
2007 Mercedes-Benz SLK
350
60,321 mi
Landrum, SC
Fair Deal
$12,888
- Year:
- 2012
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 302 hp 3.5L V6
- Exterior color:
- Iridium Silver Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Ash/Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 23,085
- Stock #:
- 5P3338
- VIN:
- WDDPK5HA5CF038351
Price drop
-$490
2012 Mercedes-Benz SLK
350
23,085 mi
Bristol, TN
Great Deal
$20,217
$19,727
- Year:
- 2013
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Blue
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Sahara Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 59,050
- Stock #:
- 26721
- VIN:
- WDDPK4HA6DF060662
2013 Mercedes-Benz SLK
250
59,050 mi
Shawnee, KS
Good Deal
$17,066
- Year:
- 2013
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Iridium Silver Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 104,887
- Stock #:
- DF059396
- VIN:
- WDDPK4HA6DF059396
2013 Mercedes-Benz SLK
250
104,887 mi
Round Rock, TX
Good Deal
$12,003
- Year:
- 2012
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 46,494
- Stock #:
- 21653A
- VIN:
- WDDPK4HA3CF036270
2012 Mercedes-Benz SLK
250
46,494 mi
Greeley, CO
Fair Deal
$18,200
- Year:
- 2006
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 268 hp 3.5L V6
- Exterior color:
- Silver
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 47,661
- Stock #:
- 5776
- VIN:
- WDBWK56F76F094895
2006 Mercedes-Benz SLK
350
47,661 mi
Portland, OR
Good Deal
$13,350
- Year:
- 2010
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 228 hp 3L V6
- Exterior color:
- White
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 63,147
- Stock #:
- 5633
- VIN:
- WDBWK5EAXAF231715
2010 Mercedes-Benz SLK
300
63,147 mi
Portland, OR
Fair Deal
$14,350
- Year:
- 2008
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 268 hp 3.5L V6
- Exterior color:
- Silver
- Combined gas mileage:
- 20 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 105,581
- Stock #:
- 181886
- VIN:
- WDBWK56FX8F181886
2008 Mercedes-Benz SLK
350
105,581 mi
Brownsville, TN
Good Deal
$8,098
- Year:
- 2014
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 43,626
- Stock #:
- EF087463
- VIN:
- WDDPK4HA1EF087463
New arrival
2014 Mercedes-Benz SLK
250
43,626 mi
Carrollton, TX
Great Deal
$17,215
- Year:
- 2015
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 201 hp 1.8L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 68,453
- Stock #:
- 098747
- VIN:
- WDDPK4HA2FF098747
2015 Mercedes-Benz SLK
250
68,453 mi
Birmingham, AL
Fair Deal
$18,858
- Year:
- 2016
- Make:
- Mercedes-Benz
- Model:
- SLK
- Body type:
- Convertible
- Doors:
- 2 doors
- Drivetrain:
- Rear-Wheel Drive
- Engine:
- 241 hp 2L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- White
- Transmission:
- 9-Speed Automatic
- Mileage:
- 100,150
- Stock #:
- 115800
- VIN:
- WDDPK3JA4GF115800
2016 Mercedes-Benz SLK
300
100,150 mi
Jacksonville, FL
Fair Deal
$14,650
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