6 Speed Tandem Axle Cab &amp; Chassis Trucks For Sale

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2026 Western Star 49X Tandem Axle Cab & Chassis Truck - Detroit, 470HP

$174,167 USD

2026 Western Star 49X, DD13 470 HP, Allison 4500 RDS, 20,000 Front Axle, 46,000 Rear Axle, 261 Inch Wheelbase, Cab Chassis, Price Includes FET,

Condition	New
Usage	668 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	470 HP
Drivetrain	6x4
Transmission	6 Speed
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	260188
MLS Number	14244188
Category	Cab & Chassis Trucks
Last Updated	3/13/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(844) 241-___ SHOW
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2026 Western Star 47X Cab & Chassis Truck

$164,995 USD

2026 Western Star Tri-Axle -- Cummins X12 Diesel -- Allison 4500 RDS Automatic, * Cummins X12 Diesel -- 455 HP, * Allison 4500 RDS Automatic Transmission, * 70-Gallon Fuel Tank, * 20,000...

Condition	New
Usage	2,381 Miles
Horse Power	455 HP
Engine Model	Cummins X12
Drivetrain	8x4
Transmission	6 Speed Automatic
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	TDWG5448
MLS Number	14004448
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(844) 241-___ SHOW
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2026 Western Star 47X Cab & Chassis Truck

$164,995 USD

2026 Western Star Tri-Axle -- Cummins X12 Diesel -- Allison 4500 RDS Automatic, * Cummins X12 Diesel -- 455 HP, * Allison 4500 RDS Automatic Transmission, * 70-Gallon Fuel Tank, * 20,000...

Condition	New
Usage	13 Miles
Horse Power	455 HP
Engine Model	Cummins X12
Drivetrain	8x4
Transmission	6 Speed Automatic
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	TLWG5447
MLS Number	13980427
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

2014 Freightliner M2 106 Tandem Axle Cab & Chassis Truck - Cummins, 345HP, 6 Speed Allison Rds Automatic

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97925 Miles, Engine: CUMMINS ISL, 345 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, AirLiner Suspension, Tires: 315/80R22.5 / 11R22.5, Wheels:...

Condition	Used
Usage	97,925 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	345 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.86 ratio
Stock Number	c-37394
MLS Number	14220691
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2007 Sterling LT9500 Tandem Axle Cab & Chassis Truck - Mercedes-Benz, 6 Speed Allison Rds Automatic

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425242 Miles, Engine: MERCEDES-BENZ MBE4000, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, TufTrac Suspension, Tires: 425/65R22.5 / 11R22.5, Wheels: All...

Condition	Used
Usage	425,242 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Engine Model	MBE4000
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	C-33930
MLS Number	14144609
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2020 Mack Granite 64BR MHD Tandem Axle Cab & Chassis Truck - Cummins, 350HP, 6 Speed Allison Rds Automatic

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CAB TO END OF FRAME342 ",

Condition	Used
Usage	7,075 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Mack
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.63 ratio
Stock Number	C-37167
MLS Number	14075120
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2014 Freightliner 114SD Tandem Axle Cab & Chassis Truck - Cummins, 370HP, 6 Speed Allison Rds Automatic

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58845 Miles, Engine: CUMMINS ISL, 370 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, Hendrickson Suspension, Tires: 425/65R22.5 / 11R22.5, Wheels:...

Condition	Used
Usage	58,845 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	370 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	46,000 lb 5.63 ratio
Stock Number	C-36690
MLS Number	14020529
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2008 Sterling L9500 Tandem Axle Cab & Chassis Truck - Mercedes-Benz, 410HP, 6 Speed Allison Rds Automatic

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3668 Miles, 1449 Hours, Engine: MERCEDES-BENZ MBE4000, 410 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, TufTrac Suspension, Tires: 315/80R22.5 / 11R22.5,...

Condition	Used
Usage	1,449 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	410 HP
Engine Model	MBE4000
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.33 ratio
Stock Number	C-36699
MLS Number	13985973
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2009 Kenworth T370 Tandem Axle Cab & Chassis Truck - Paccar, 330HP, 6 Speed Allison Hs Automatic

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247760 Miles, 6922 Hours, Engine: PACCAR PX8, 330 HP, Fuel Type: Diesel, 6 Speed Allison HS Automatic Transmission, Drive: 6x4, Hendrickson Suspension, Tires: 12R22.5 / 11R22.5, Wheels:...

Condition	Used
Usage	6,922 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	330 HP
Engine Model	Paccar PX8
Drivetrain	6x4
Transmission	6 Speed Allison HS Automatic
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	C-36786
MLS Number	13961658
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2018 Freightliner M2 106 Tandem Axle Cab & Chassis Truck - Cummins, 270HP, 6 Speed Allison Rds Automatic

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Engine: CUMMINS L9, 270 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, AirLiner Suspension, Tires: 295/80R22.5 / 11R22.5, Wheels: All Aluminum, Wheel Base:...

Condition	Used
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	270 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.86 ratio
Stock Number	C-36677
MLS Number	13862825
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2007 Sterling L9500 Tandem Axle Cab & Chassis Truck - Mercedes-Benz, 410HP, 6 Speed Allison Rds Automatic

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423520 Miles, 16368 Hours, Engine: MERCEDES-BENZ MBE4000, 410 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, TufTrac Suspension, Tires: 315/80R22.5 / ...

Condition	Used
Usage	16,368 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	410 HP
Engine Model	MBE4000
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.63 ratio
Stock Number	C-33186
MLS Number	13813834
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2017 Kenworth T370 Tandem Axle Cab & Chassis Truck - Paccar, 330HP, 6 Speed Automatic

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657723 Miles, Engine: PACCAR PX9, 330 HP, Fuel Type: Diesel, 6 Speed Automatic Transmission, Air Ride Suspension, Wheels: Aluminum/Steel, Wheel Base: 234, Tandem Rear Axles

Condition	Used
Usage	657,723 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	330 HP
Engine Model	Paccar PX9
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	C-36627
MLS Number	13711463
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Champlain, NY, US
Sold By	Gamache Truck Center

2009 Sterling Acterra Tandem Axle Cab & Chassis Truck - Cummins, 300HP, 6 Speed Allison Rds Automatic

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365408 Miles, 9837 Hours, Engine: CUMMINS ISC, 300 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, AirLiner Suspension, Tires: 385/65R22.5, Wheels: Aluminum,...

Condition	Used
Usage	9,837 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	300 HP
Engine Model	Cummins ISC
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.86 ratio
Stock Number	C-32052
MLS Number	13437459
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2013 Freightliner 114SD Tandem Axle Cab & Chassis Truck - Cummins, 350HP, 6 Speed Automatic

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125784 Miles, Engine: CUMMINS ISC, 350 HP, Fuel Type: Diesel, 6 Speed Automatic Transmission, Spring Suspension, Tandem Rear Axles

Condition	Used
Usage	125,784 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins ISC
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Stock Number	C-33677
MLS Number	13374454
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2013 Mack Granite GU813 Tandem Axle Cab & Chassis Truck - MP7, 365HP, 6 Speed Allison Rds Automatic

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FRONT AXLE SPACING ''SPREAD'': 114" Make dump boxBIBEAU, Dump box modelBMT-S 19-0X42X60, Dump box typeCONSTRUCTION, Side wall42", Door60", Door opening2 SENS, Heated boxOUI, CAB shield24",...

Condition	Used
Usage	28,255 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Upfit Make	Bibeau
Horse Power	365 HP
Engine Model	Mack MP7
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Mack
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	C-33681
MLS Number	13123806
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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2026 Freightliner 114SD Tandem Axle Cab & Chassis Truck - Detroit, 410HP

$158,031 USD

5 Available, 2026 Freightliner 114SD, DD13 410HP 1650 LB/FT, Allison 4500 RDS, 20,000 LB Front Axle, 46,000 LB Rear Axle, 66,000 GVWR, 251 INCH Wheelbase, Perfect for roll-off garbage or...

Condition	New
Usage	2,089 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	410 HP
Drivetrain	6x4
Transmission	6 Speed
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	260589
MLS Number	13784760
Category	Cab & Chassis Trucks
Last Updated	3/7/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(844) 611-___ SHOW
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2009 Kenworth T370 Tandem Axle Cab & Chassis Truck - Paccar, 240HP, 6 Speed Allison Rds Automatic

$56,900 USD

3500 Allison auto w/ hot shift pto, cruise control,

Condition	Used
Usage	199,635 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	330 HP
Engine Model	Paccar PX8
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	40,000 lb 6.14 ratio
Stock Number	GW22104
MLS Number	11645983
Category	Cab & Chassis Trucks
Last Updated	3/4/2026
Location	Rigby, ID, US
Sold By	Grover's All-Wheels, LLC

(855) 370-___ SHOW
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2018 International DuraStar 4400 Tandem Axle Cab & Chassis Truck - Cummins, 350HP, 6 Speed Allison Rds Automatic

$34,900 USD

2018 International Durastar 4400 Tandem Axle Cab Chassis, Forward rear axle Lockers, Cummins L9 350HP Engine, Automatic 6 Spd Allison 3000 RDS Transmission, Air Ride Suspension, 53,000...

Condition	Used
Usage	11,313 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins L9
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Stock Number	18IH097
MLS Number	14171287
Category	Cab & Chassis Trucks
Last Updated	2/28/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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2020 International MV Tandem Axle Cab & Chassis Truck - Cummins, 260HP, 6 Speed Allison Hs Automatic

$34,900 USD

2020 International MV607 Tandem Axle Cab Chassis, Cummins L9 260HP Engine, Automatic 6 Spd Allison 3000 HS Transmission, Air Ride Suspension, 54,000 GVW, 14,000# MFS14143ANN291 Front Axle,...

Condition	Used
Usage	9,006 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	260 HP
Engine Model	Cummins L9
Transmission	6 Speed Allison HS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	20IH049
MLS Number	14164685
Category	Cab & Chassis Trucks
Last Updated	2/26/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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2013 Mack Granite GU713 Tandem Axle Cab & Chassis Truck - MP8, 455HP, 6 Speed Allison Rds Automatic

$59,900 USD

2013 Mack GU700 Cab Chassis, Mack MP8 455HP Engine, 291,310mi (16077 hrs), Automatic 6 Spd Allison 4500 RDS Transmission, PTO, Air Ride Suspension, Tandem Axle, Pusher Axle, 58,000 GVW,...

Condition	Used
Usage	16,077 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	13MK035
MLS Number	14144521
Category	Cab & Chassis Trucks
Last Updated	2/14/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

2024 BATTLE MOTORS LNT Tandem Axle Cab & Chassis Truck - Cummins, 350HP, 6 Speed Automatic

$159,995 USD

Class: 6, 7, and 8 GVWR: 26,000 – 66,000 lbs Horsepower: Up to 380 HP Torque: Up to 1,250 lb-ft Engines: Cummins B6.7 or Cummins L9 Transmissions: 6th Generation Allison 3000 RDS or 3500 RDS...

Condition	New
Usage	11 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Stock Number	BM1002444
MLS Number	13796956
Category	Cab & Chassis Trucks
Last Updated	2/14/2026
Location	Naples, FL, US
Sold By	All Roads Trucks

2024 BATTLE MOTORS LNT Tandem Axle Cab & Chassis Truck - Cummins, 350HP, 6 Speed Automatic

$159,995 USD

Class: 6, 7, and 8 GVWR: 26,000 – 66,000 lbs Horsepower: Up to 380 HP Torque: Up to 1,250 lb-ft Engines: Cummins B6.7 or Cummins L9 Transmissions: 6th Generation Allison 3000 RDS or 3500 RDS...

Condition	New
Usage	11 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Stock Number	BM1002443
MLS Number	13796955
Category	Cab & Chassis Trucks
Last Updated	2/14/2026
Location	Naples, FL, US
Sold By	All Roads Trucks

2024 BATTLE MOTORS LNT Tandem Axle Cab & Chassis Truck - Cummins, 350HP, 6 Speed Automatic

$159,995 USD

Class: 6, 7, and 8 GVWR: 26,000 – 66,000 lbs Horsepower: Up to 380 HP Torque: Up to 1,250 lb-ft Engines: Cummins B6.7 or Cummins L9 Transmissions: 6th Generation Allison 3000 RDS or 3500 RDS...

Condition	New
Usage	11 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Stock Number	BM1002442
MLS Number	13796954
Category	Cab & Chassis Trucks
Last Updated	2/14/2026
Location	Naples, FL, US
Sold By	All Roads Trucks

2024 BATTLE MOTORS LNT Tandem Axle Cab & Chassis Truck - Cummins, 350HP, 6 Speed Automatic

$159,995 USD

Class: 6, 7, and 8 GVWR: 26,000 – 66,000 lbs Horsepower: Up to 380 HP Torque: Up to 1,250 lb-ft Engines: Cummins B6.7 or Cummins L9 Transmissions: 6th Generation Allison 3000 RDS or 3500 RDS...

Condition	New
Usage	11 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Stock Number	BM1002441
MLS Number	13796953
Category	Cab & Chassis Trucks
Last Updated	2/14/2026
Location	Naples, FL, US
Sold By	All Roads Trucks