Heavy Duty 6 Speed Automatic Trucks For Sale

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2009 GMC C8500 DURAMAX 7.8L w/ ALTEC AT40C 40' BOOM CABLE PLACER

$55,900 USD

I have for sale in excellent mechanical condition my 2009 GMC TopKick C8500 Truck loaded with a Push Button Chelsea PTO Powered Altec AT40C Aerial Cable Placer and Platform Lift with only 85...

Condition	Used
Usage	85,317 Miles
Duty Class	Heavy Duty Boom / Bucket Truck
Upfit Type	Bucket
Upfit Make	Altec
Upfit Model	AT40C
Horse Power	300 HP
Engine Model	Isuzu Duramax
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 6.50 ratio
Lift Height	40.00 ft
Lift Capacity	2000.00 Lb
Lift Capacity	1.00 Ton
Winch	Yes
MLS Number	13131557
Category	Boom & Bucket Trucks
Last Updated	9/23/2024
Location	Lockport, NY, US
Sold By	LAKE COUNTRY TRUCK & EQUIPMENT INC.

(844) 435-___ SHOW
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16 0

2020 Freightliner 108SD Dump Truck - Cummins 370HP, 6 Speed Automatic

$149,900 USD

QUAD AXLE Heavy Duty Dump, Cummins power, Allison 3000RDS, 68,000 # Capacity GVW, Heavy duty 120,000 PSI double frame, Freightliner Tuff Trac suspension, Full lockers, 5.29 ration, 18,000 #...

Condition	Used
Usage	128,853 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	370 HP
Transmission	6 Speed Automatic
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	329645
MLS Number	12686132
Category	Dump Trucks
Last Updated	9/17/2024
Location	Langhorne, PA, US
Sold By	Allegiance Trucks

34 1

2015 Freightliner 108SD Dump Truck - Cummins 370HP, 6 Speed Allison Rds Automatic

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92034 Miles, Engine: CUMMINS ISL, 370 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Air Ride Suspension, Wheels: Aluminum/Steel, Wheel Base: 212, Tandem Rear Axles,...

Condition	Used
Usage	92,034 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	370 HP
Engine Model	Cummins ISL
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.86 ratio
Stock Number	C-33712
MLS Number	12597075
Category	Dump Trucks
Last Updated	4/11/2024
Location	Champlain, NY, US
Sold By	Gamache Truck Center

37 1

2013 Freightliner 108SD Plow / Spreader Truck - Cummins, 300HP, 6 Speed Automatic

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64684 Miles, Engine: CUMMINS ISC, 300 HP, Fuel Type: Diesel, 6 Speed Automatic Transmission, Spring Suspension, Wheels: All Steel, Wheel Base: 184, Single Rear Axles, Front Axle Weight:...

Condition	Used
Usage	64,684 Miles
Duty Class	Heavy Duty Plow / Spreader Truck
Horse Power	300 HP
Engine Model	Cummins ISC
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	23,000 lb 6.14 ratio
Stock Number	C-33246
MLS Number	11611199
Category	Plow / Spreader Trucks
Last Updated	4/6/2024
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 819-___ SHOW
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21 0

2014 Freightliner 114SD Dump Truck

$94,000 USD

2014 Freightliner 114SD Dump Truck, 72,000 original miles, one owner, DD13 435hp engine, Allison 6-speed automatic transmission, 16,000lb front axle, 40,000lb rears, Double...

Condition	Used
Usage	72,000 Miles
Duty Class	Heavy Duty Dump Truck
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	6 Speed Automatic
Rear End	40,000 lb
MLS Number	13073391
Category	Dump Trucks
Last Updated	8/30/2024
Location	Southeast United States, US
Sold By	Carolina Used Machinery

(833) 780-___ SHOW
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34 3

2025 Freightliner 114SD Roll Off Truck - Cummins, 475HP, 6 Speed Allison Rds Automatic

$267,900 USD

2025 Freightliner 114SD , Cummins X12 475HP 1700ft lbs. torque, Allison 4500RDS Automatic Transmission with PTO, Galbreath Cable Hoist U5EX174, 60,000lb lifting capacity with Tarper,...

Condition	New
Usage	50 Miles
Duty Class	Heavy Duty Roll Off Truck
Horse Power	475 HP
Engine Model	Cummins X12
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	VN6724
MLS Number	13040475
Category	Roll Off Trucks
Last Updated	9/25/2024
Location	West Valley City, UT, US
Sold By	Utah Tank & Trailer

(855) 653-___ SHOW
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45 0

2016 Freightliner 114SD Tri Axle Curtain Side Truck - Detroit, 500HP, 6 Speed Allison Rds Automatic

$129,500 USD

2016 Freightliner 114-SD Tandem Axle Curtain Side 28’ Box Truck With Drop Axle Fork Lift Mount, Detroit Diesel 12.8L DD13 Turbo Diesel Engine, 500 HP, Engine Brake, Allison 4000 RDS 6 Speed...

Condition	Used
Usage	4,894 Hours
Duty Class	Heavy Duty Curtain Side Truck
Box Length	28 ft.
Horse Power	500 HP
Engine Model	Detroit DD13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	66,000 lb 3.73 ratio
Door Type	Roll up
Winch	Yes
Stock Number	T16040D
MLS Number	13035745
Category	Curtain Side Trucks
Last Updated	8/22/2024
Location	Denver, CO, US
Sold By	DTI Trucks

36 1

2022 Freightliner 114SD Dump Truck - Detroit 470HP, 6 Speed Allison Rds Automatic

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Make dump boxLAGACE, Dump box model-, Dump box typeCONSTRUCTION, Side wall42", Dump box serial #92, Manufactured date03 M - 21 Y, Door54", Door opening2 SENS, Heated boxOUI, CAB shield24",...

Condition	Used
Usage	144,430 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	C-35649
MLS Number	12960868
Category	Dump Trucks
Last Updated	6/28/2024
Location	Champlain, NY, US
Sold By	Gamache Truck Center

41 1

2016 Freightliner 114SD Roll Off Truck - Detroit, 450HP, 6 Speed Automatic

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363265 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, 6 Speed Automatic Transmission, AirLiner Suspension, Wheels: Aluminum, Wheel Base: 294, Tandem Rear Axles, Front Axle Weight:...

Condition	Used
Usage	363,265 Miles
Duty Class	Heavy Duty Roll Off Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Transmission	6 Speed Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	PUB-367
MLS Number	12742670
Category	Roll Off Trucks
Last Updated	7/10/2024
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 970-___ SHOW
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6 0

2023 Peterbilt 220 Tandem Axle Cab & Chassis Truck - Paccar, 200HP, 6 Speed Allison Rds Automatic

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Brand new cab and chassis! Multiple units available!, Lift axle! 41,000 GVWR, Cabover,

Quantity	5
Condition	New
Usage	20 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	260 HP
Engine Model	Paccar PX7
Drivetrain	6x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Reyco
Rear Axle	Tandem Axle
Rear End	5.25 ratio
Stock Number	249064
MLS Number	11723773
Category	Cab & Chassis Trucks
Last Updated	2/1/2024
Location	Allentown, PA, US
Sold By	Hunter Truck

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38 0

2002 Peterbilt 330 Dump Truck - Caterpillar 300HP, 6 Speed Allison Rds Automatic

$86,500 USD

2002 Peterbilt 330 Tandem Axle Dump Truck, Caterpillar 3126 Diesel Engine, 300 HP, Exhaust Brake, Allison 6 Speed Automatic Transmission, ONLY 74,985 ECM Verified Miles 1,806 ECM Verified...

Condition	Used
Usage	1,806 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Godwin
Horse Power	300 HP
Engine Model	Caterpillar 3126
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.57 ratio
Stock Number	T16326D
MLS Number	13048495
Category	Dump Trucks
Last Updated	8/21/2024
Location	Denver, CO, US
Sold By	DTI Trucks

28 0

2004 Peterbilt 330 Tandem Axle 24 ft Flatbed Truck - 315HP, 6 Speed Allison Hs Automatic

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Boom typeFLÈCHE/ BOOM, Boom makeHIAB, Boom chart7500 LBS @ 25 ', 3 " / 5,290 LBS @ 33 ', 2 " / 4,010 LBS @ 41 ', 4 " / 3,260 LBS @ 48 ', 11 " / 2,760 LBS @ 56 ', 6 ", Size of the flatbed24 '...

Condition	Used
Usage	453,176 Miles
Duty Class	Heavy Duty Flatbed Truck
Bed Length	24 ft.
Horse Power	315 HP
Engine Model	Cummins ISC
Drivetrain	6x4
Transmission	6 Speed Allison HS Automatic
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	40,000 lb 6.50 ratio
Winch	Yes
Stock Number	C-34693
MLS Number	12982923
Category	Flatbed Trucks
Last Updated	7/11/2024
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(855) 977-___ SHOW
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35 0

2007 Peterbilt 335 Water Truck - Caterpillar, 6 Speed Automatic

$85,000 USD

Cat C7 Engine that has been replaced - Allison Automatic, 20k Front, 46k Rears - 120k Mles,

Condition	Used
Duty Class	Heavy Duty Water Truck
Drivetrain	6x4
Transmission	6 Speed Automatic
Rear Axle	Tandem Axle
MLS Number	12279137
Category	Water Trucks
Last Updated	1/25/2024
Location	Lewistown, MT, US
Sold By	Seattle Tractor International, Inc.

(844) 305-___ SHOW
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17 0

2007 Peterbilt 335 Single Axle Sleeper Semi Truck - Cummins 215HP, 6 Speed Automatic

2018 Peterbilt 337 26 ft Box Truck - 220HP, 6 Speed Automatic, Liftgate

Newly Listed

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Single Axle, 26' Wabash Van Body, 3,000 LB "Maxon" Lift End Gate, PX7 Paccar 220 HP, Allison Automatic 6 Speed, 6.17 Ratio, Spring Suspension, 12K FA, 20K RA, 32K GVWR, 276" WB, P/S, A/C,...

Condition	Used
Usage	6,874 Hours
Duty Class	Heavy Duty Box Truck
Box Length	26 ft.
Horse Power	220 HP
Engine Model	Paccar PX7
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	20,000 lb 6.17 ratio
Liftgate	Yes
Stock Number	JM497032
MLS Number	13142689
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	10/1/2024
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(833) 660-___ SHOW
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24 0

2015 Peterbilt 337 Single Axle Dump Truck - Paccar 300HP, 6 Speed Allison Rds Automatic

$84,500 USD

2015 Peterbilt 337 16' Chipper Dump Truck, Paccar PX-9 8.9L Diesel Powered Engine With 300 HP, 6 Speed Allison RDS Transmission With Push Button Range Selector, 4X2-Rear Wheel Drive, Air...

Condition	Used
Usage	61,156 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	300 HP
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	23,000 lb
Stock Number	T16513M
MLS Number	13027752
Category	Dump Trucks
Last Updated	8/3/2024
Location	Wheat Ridge, CO, US
Sold By	DTI Trucks

(855) 807-___ SHOW
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32 0

2018 Peterbilt 337 Single Axle Oil Field Truck - Cummins, 260HP, 6 Speed Allison Rds Automatic

Price Drop

$69,500 USD

19,000 MILES ON NEW CRATE MOTOR!!! NEW CUMMINS MOTOR!! CLEAN PETERBILT 337, HYDRAULIC BEAVER TAIL, REMOTE CONTROLED BED,LOW MILES, STROBE LIGHTS, BACK UP CAMERA,15,000LBS HYDRAULIC PLANETARY...

Condition	Used
Usage	19,000 Miles
Duty Class	Heavy Duty Oil Field Truck
Horse Power	260 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.29 ratio
Stock Number	6824WINCH
MLS Number	13024323
Category	Oil Field Trucks
Last Updated	10/1/2024
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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32 0

2018 Peterbilt 337 Single Axle Wrecker Tow Truck - Cummins, 260HP, 6 Speed Allison Rds Automatic

$79,500 USD

19,000 MILES ON NEW CRATE MOTOR!!! NEW CUMMINS MOTOR!! CLEAN PETERBILT 337, HYDRAULIC BEAVER TAIL, REMOTE CONTROL BED, LOW MILES, STROBE LIGHTS, BACK UP CAMERA,15,000LBS HYDRAULIC PLANETARY...

Condition	Used
Usage	19,000 Miles
Duty Class	Heavy Duty Wrecker Tow Truck
Horse Power	260 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.29 ratio
Stock Number	6824TOW
MLS Number	13024320
Category	Wrecker Tow Trucks
Last Updated	8/1/2024
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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32 0

2018 Peterbilt 337 26 ft Flatbed Truck - 250HP, Automatic

Price Drop

$69,500 USD

Call for rental/lease prices

19,000 MILES ON NEW CRATE MOTOR!!! NEW CUMMINS MOTOR!! CLEAN PETERBILT 337, HYDRAULIC BEAVER TAIL, REMOTE CONTROLED BED, LOW MILES, STROBE LIGHTS, BACK UP CAMERA,15,000LBS HYDRAULIC...

Condition	Used
Usage	19,000 Miles
Duty Class	Heavy Duty Flatbed Truck
Bed Length	26 ft.
Horse Power	260 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	21,000 lb 5.29 ratio
Floor Type	Wood Floor
Ramps	Yes
Stock Number	6824FB
MLS Number	13006985
Category	Flatbed Trucks
Last Updated	10/1/2024
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(888) 564-___ SHOW
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14 0

2018 Peterbilt 337 Single Axle Day Cab Truck - Paccar, Automatic

$34,995 USD

NEW OVERHAUL COMPLETED AT RUSH PETERBILT IN COLLEGE STATION, TX WITH DOCUMENTS! OVER $15,000 PUT INTO THIS ENGINE WITH ONLY 200 MILES PUT ON THE TRUCK DRIVING BACK FROM COLLEGE STATION!, If...

Condition	Used
Usage	200 Miles
Duty Class	Heavy Duty Day Cab Truck
Engine Model	Paccar PX9
Drivetrain	4x2
Transmission	6 Speed Allison HS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb
Stock Number	13944
MLS Number	12990746
Category	Day Cab Semi Trucks
Last Updated	9/12/2024
Location	Caddo Mills, TX, US
Sold By	Roy's Trucks and Equipment Inc

(801) 521-___ SHOW
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15 2

2011 Peterbilt 337 Single Axle Cab & Chassis Truck - Paccar, 330HP, 6 Speed Allison Rds Automatic

$69,950 USD

0 MILES ON SAND BLASTED, AXALTA EPOXY PRIMER AXALTA PAINTED CAB CHASSIS,, AIR RIDE CAB,, NEW WINDSHIELDS, HEAD LIGHTS STEERING WHEEL LINCOLN AUTOMATED GREASING SYSTEM,, LOCKING REAR AXLE...

Condition	Used
Usage	7,983 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	330 HP
Engine Model	Paccar PX8
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	31,000 lb 3.91 ratio
Stock Number	CREWCAB 337
MLS Number	12958956
Category	Cab & Chassis Trucks
Last Updated	8/22/2024
Location	SALT LAKE CITY, UT, US
Sold By	Vriens Truck Parts

(844) 716-___ SHOW
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18 0

2012 Peterbilt 337 Single Axle Dump Truck - Paccar 300HP, 6 Speed Allison Rds Automatic, 10' Dump

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2012 Peterbilt 337 single axle truck #5242; Vin # 2NP2HN7XXCM144852, , Paccar PX-8; 300 horsepower inline 6 cylinder turbo diesel with eng. brake, , Allison 3000-RDS-P 6 speed automatic...

Condition	Used
Usage	7,348 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	10 ft.
Horse Power	300 HP
Engine Model	Paccar PX8
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	5242
MLS Number	12955271
Category	Dump Trucks
Last Updated	8/24/2024
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.