Used Kenworth 18 Speed T800 Day Cab Semi Trucks For Sale

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2004 Kenworth T800 Conventional Day Cab Tractor, Chalmers Suspension, (211k) Very Low Miles!

Newly Listed

$68,750 USD

JUST IN! This 2004 Kenworth T800 is one of 2 trucks w/ Very Low Miles! (211k), Cummins ISX 500 motor, 500 HP, Eaton Fuller 18-Speed, (RTL018918B). Inter Axle Diff-lock, Sliding 5th Wheel,...

Condition	Used
Usage	148,893 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.11 ratio
Stock Number	051784
MLS Number	14294417
Category	Day Cab Semi Trucks
Last Updated	4/7/2026
Location	Midvale, UT, US
Sold By	MTS Utah, Inc.

(855) 906-___ SHOW
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2016 Kenworth T800 Day Cab Truck - Cummins 600HP, 18 Speed Manual

Newly Listed

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2016 KENWORTH T800 3-AXLE HEAVY HAUL DAY CAB TRACTOR, Cummins ISX15 (600 HP), Engine Brake, Eaton Fuller RTLO-18918B 18 Speed Manual Transmission, AT1202 2-Speed ELE Auxiliary Transmission,...

Condition	Used
Usage	16,338 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	E18717
MLS Number	14287414
Category	Day Cab Semi Trucks
Last Updated	4/4/2026
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

(844) 883-___ SHOW
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2004 Kenworth T800 Conventional Day Cab Tractor, Chalmers Suspension, ( 247k) Very Low Miles!

2021 Kenworth T800 Day Cab Tri Drive X15 565HP 18 Spd

$127,500 USD

2021 Kenworth T800 Day Cab Tri Drive X15 565HP 18 Spd, Stock #:5306, Exterior Colour: Green, Engine:Cummins X15, Horsepower:565, Transmission:18 Spd, Front Axle:20,000,...

Condition	Used
Usage	278,000 Miles
Horse Power	565 HP
Engine Model	Cummins X15
Transmission	18 Speed Manual
Rear Axle	Tri Axle
Rear End	69,000 lb 4.10 ratio
Stock Number	5306
MLS Number	14273544
Category	Day Cab Semi Trucks
Last Updated	4/9/2026
Location	Blaine, WA, US
Sold By	International Machinery

(844) 883-___ SHOW
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2021 Kenworth T800 Day Cab Tandem X15 565HP 18 Spd

$127,500 USD

2021 Kenworth T800 Day Cab Tandem X15 565HP 18 Spd, Stock #:53061, Exterior Colour: Green, Engine:Cummins X15, Horsepower:565, Transmission:18 Spd, Front Axle:20,000, Rear Axle:46,000...

Condition	Used
Usage	278,000 Miles
Horse Power	565 HP
Engine Model	Cummins X15
Transmission	18 Speed Manual
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	53061
MLS Number	14273545
Category	Day Cab Semi Trucks
Last Updated	4/9/2026
Location	Blaine, WA, US
Sold By	International Machinery

(844) 955-___ SHOW
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2017 Kenworth T800 Day Cab Truck - Cummins 525HP, 18 Speed Manual

$137,750 USD

313,000 Original Miles ~ Cummins N14 ~ 525 HP ~ 2050 Torque 18 Speed ~ 14k Front / 46k Rears ~ Full Lockers ~ Wet Kit ~ Financing Available with Your Good Credit,

Condition	Used
Usage	316,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	525 HP
Engine Model	Cummins N14
Transmission	18 Speed Manual
Suspension	Air Glide
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	190804
MLS Number	14158659
Category	Day Cab Semi Trucks
Last Updated	3/20/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

2019 Kenworth T800 Day Cab Truck - Cummins 525HP, 18 Speed Manual

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EXTENDED CAB, PINTLE HOOK, WET KIT,

Condition	Used
Usage	11,722 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	525 HP
Engine Model	Cummins X15P
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-37422
MLS Number	14155740
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2017 Kenworth T800 Day Cab Truck - Paccar 500HP, 18 Speed Manual

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WET kitOUI,

Condition	Used
Usage	14,152 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-37283
MLS Number	14140627
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2021 Kenworth T800 Day Cab Truck - Cummins 525HP, 18 Speed Manual

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EXTENDED CAB, BEACONS LIGHT, WET KIT,

Condition	Used
Usage	10,602 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-37347
MLS Number	14107140
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2019 Kenworth T800 Day Cab Truck - Paccar 510HP, 18 Speed Manual

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EXTENDED CAB,

Condition	Used
Usage	11,111 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	C-37042
MLS Number	14077710
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2016 Kenworth T800 Day Cab Truck - Paccar 500HP, 18 Speed Manual

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WET KIT,

Condition	Used
Usage	14,336 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-35548
MLS Number	14029110
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2016 Kenworth T800 Day Cab Truck - Paccar 500HP, 18 Speed Manual

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EXTENDED CAB, DISC BRAKE, ALUMINUM BOX, BEACONS LIGHT,

Condition	Used
Usage	17,841 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-36521
MLS Number	13876893
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2019 Kenworth T800 Day Cab Truck - Paccar 510HP, 18 Speed Manual

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WET KIT,

Condition	Used
Usage	14,385 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-36455
MLS Number	13764892
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2014 Kenworth T800 Day Cab Truck - Cummins 500HP, 18 Speed Manual

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WET KIT,

Condition	Used
Usage	19,481 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-36518
MLS Number	13716739
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2016 Kenworth T800 Day Cab Truck - Paccar 500HP, 18 Speed Manual

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WET KIT,

Condition	Used
Usage	18,784 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-36527
MLS Number	13716737
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2019 Kenworth T800 Day Cab Truck - Paccar 510HP, 18 Speed Manual

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WET KIT,

Condition	Used
Usage	13,705 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-36456
MLS Number	13603345
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2016 Kenworth T800 Day Cab Truck - Cummins 500HP, 18 Speed Manual

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EXTENDED CAB, ALUMINIUM TOOL BOX, DISC BRAKE, WET KIT,

Condition	Used
Usage	13,324 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-36406
MLS Number	13552515
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2018 Kenworth T800 Day Cab Truck - Cummins 565HP, 18 Speed Manual

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EXTENDED CAB, ALUMINIUM TOOL BOX, DISC BRAKE,

Condition	Used
Usage	13,698 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-35871
MLS Number	13171143
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2019 Kenworth T800 Day Cab Truck - Paccar 510HP, 18 Speed Manual

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EXTENDED CAB, BEACONS LIGHT,

Condition	Used
Usage	396,088 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	c-37382
MLS Number	14229125
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(855) 489-___ SHOW
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2021 Kenworth T800 Day Cab Truck - Cummins 605HP, 18 Speed Ultrashift Amt

$139,000 USD

605hp Cummins,2050 LB FT Torque, 18 Speed Automated Transmission, Includes 6 month/50k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 22K Front Axle, 46K Rears, Full...

Condition	Used
Usage	8,216 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	605 HP
Engine Model	Cummins X15P
Drivetrain	6x4
Transmission	18 Speed Ultrashift Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	2237
MLS Number	14229108
Category	Day Cab Semi Trucks
Last Updated	3/10/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(888) 227-___ SHOW
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2017 Kenworth T800 Day Cab Truck - Cummins 550HP

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Tapered chrome front bumper c/w front tow hook receiver, Stainless steel permit panels, windshield visor, Dual chrome air cleaners, Dual chrome 7" exhaust stacks, Dual chrome air horns, Dual...

Condition	Used
Usage	7,018 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	18 Speed
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	14635
MLS Number	11938500
Category	Day Cab Semi Trucks
Last Updated	2/21/2026
Location	Nisku, AB, Canada
Sold By	Brandt

(833) 478-___ SHOW
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2008 Kenworth T800 Tri Axle Day Cab Truck - Cummins 600HP, 18 Speed Manual

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2008 Kenworth T800 Tri-Axle | 600HP Cummins | 18 Speed | New Motor | Stock #7086 Heavy-spec Kenworth T800 built for serious work. This unit is powered by a Cummins ISX rated at 600HP with a...

Condition	Used
Usage	515 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Cummins ISX600
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Neway
Rear Axle	Tri Axle
Rear End	66,000 lb 4.30 ratio
Stock Number	7086
MLS Number	14049430
Category	Day Cab Semi Trucks
Last Updated	3/23/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(844) 656-___ SHOW
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2007 Kenworth T800 Tri Axle Day Cab Truck - Caterpillar 475HP, 18 Speed I Shift Manual

$89,500 USD

CLEAN KENWORTH T800 TRI-DRIVE SEMI TRUCK POWERED BY A CATERPILLAR C15 DIESEL ENGINE RATED AT 550 HP WITH APPROXIMATELY 26,416 ENGINE HOURS. EQUIPPED WITH A EATON FULLER RTLO18918B 18-SPEED...

Condition	Used
Usage	910,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Drivetrain	8x6
Transmission	18 Speed I Shift Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	9921
MLS Number	14042140
Category	Day Cab Semi Trucks
Last Updated	2/18/2026
Location	Holland, MI, US
Sold By	HES Equipment / A&B Farms

(844) 305-___ SHOW
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2012 Kenworth T800 Day Cab Truck - Paccar 455HP, 18 Speed Manual

$88,900 USD

Tandem, Extended Day Cab, MX13 Paccar 455 HP, 18 Speed, 4.33 Ratio, 3 Stage Engine Brake, Air Ride, 14,320 FA, 40,000 RA, 198" WB, 225" Bridge, Diff Lock, Wheel Lock, P/S, A/C, AM/FM CD,...

Condition	Used
Usage	5,790 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.33 ratio
Stock Number	301903
MLS Number	12032871
Category	Day Cab Semi Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales