Located in Watertown, South Dakota, Peterson Motors continuously stocks over 180 semi-truck tractors, new and used semi-trailers. We cater to farming, co-ops, over-the-road and construction industries as well as local and national heavy hauling needs. Your exclusive provider of the Quickveyor—the fastest, strongest, most advanced fertilizer trailer conveyor system on the market. Since 1989, we have been committed to providing the best products and services to meet your needs. contact us at 888-327-8298 for more information.

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Newest Listings by Peterson Motors

  • 2013 KENWORTH T800
    $99,995

    engine make: Cummins

    horsepower: 500 hp

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    243,305 miles
    9 years old
  • 2007 PETERBILT 357
    $99,995

    engine make: Caterpillar

    horsepower: 550 hp

    Tri-Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    102,646 miles
    15 years old
  • 2006 JLG 450
    $29,995

    horsepower: 49 hp

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    Unknown
    16 years old
  • 2012 FREIGHTLINER CASCADIA
    $49,995

    engine make: Detroit Diesel

    horsepower: 435 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    302,205 miles
    10 years old
  • 2017 VOLVO VNL
    $69,995

    engine make: Volvo

    horsepower: 455 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    696,967 miles
    5 years old
  • 2017 FREIGHTLINER CASCADIA
    $99,995

    engine make: Detroit Diesel

    horsepower: 450 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    188,474 miles
    5 years old
  • 2018 FREIGHTLINER CASCADIA
    $99,995

    engine make: Detroit Diesel

    horsepower: 450 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    353,319 miles
    4 years old
  • 2019 WESTERN STAR 4900
    $139,995

    engine make: Detroit Diesel

    horsepower: 506 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    185,867 miles
    3 years old
  • 2016 INTERNATIONAL LONESTAR
    $89,995

    engine make: Cummins

    horsepower: 450 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    439,114 miles
    6 years old
  • 2007 VOLVO VNL
    $22,995

    engine make: Cummins

    horsepower: 400 hp

    Single Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    509,736 miles
    15 years old
  • 2017 VOLVO VNL
    $69,995

    engine make: Volvo

    horsepower: 455 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    607,585 miles
    5 years old
  • 2017 VOLVO VNL
    $69,995

    engine make: Volvo

    horsepower: 455 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    690,519 miles
    5 years old
  • 2017 VOLVO VNL
    $69,995

    engine make: Volvo

    horsepower: 455 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    624,482 miles
    5 years old
  • 2012 FREIGHTLINER CASCADIA
    $54,995

    engine make: Detroit Diesel

    horsepower: 455 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    473,666 miles
    10 years old
  • 2014 WESTERN STAR 4700
    $89,995

    engine make: Detroit Diesel

    horsepower: 451 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    114,306 miles
    8 years old
  • 2016 VOLVO VNL
    $77,995

    engine make: Volvo

    horsepower: 405 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    337,505 miles
    6 years old
  • 2004 PETERBILT 379
    $89,995

    engine make: Caterpillar

    horsepower: 525 hp

    Tri-Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    637,297 miles
    18 years old
  • 2014 FREIGHTLINER CASCADIA
    $54,995

    engine make: Detroit Diesel

    horsepower: 450 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    548,792 miles
    8 years old
  • 2015 FONTAINE 8 X 48
    $28,995

    length: 48 ft

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    Unknown
    7 years old
  • 2013 JET 8 X 36
    $46,995

    length: 46 ft

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    Unknown
    9 years old
  • 2017 STOUGHTON DDWS
    $7,995

    Peterson Motors

    Watertown, South Dakota
    truckerschoice.com
    Unknown
    5 years old
  • 2012 PETERBILT 367
    $67,995

    engine make: Cummins

    horsepower: 485 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    592,002 miles
    10 years old
  • 2012 FONTAINE 8 X 48
    $32,995

    length: 48 ft

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    Unknown
    10 years old
  • 2014 WESTERN STAR 4700
    $89,995

    engine make: Detroit Diesel

    horsepower: 450 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    152,154 miles
    8 years old
  • 1999 PETERBILT 357
    $69,995

    engine make: PACCAR

    horsepower: 601 hp

    Tandem Axle

    Peterson Motors

    Watertown, South Dakota
    petersonmotors.net
    517,205 miles
    23 years old