Diesel 12 Speed Trucks For Sale

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19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$44,950 USD

First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience. Call, click, or stop by and visit us...

Condition	Used
Usage	584,125 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	307
MLS Number	13398791
Category	Sleeper Semi Trucks
Last Updated	2/14/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(855) 807-___ SHOW
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56 0

2018 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic

Price Drop

$47,500 USD

CLEAN FLEET MAINTAINED PETERBILT 579 TRI AXLE, 455HP, 12 SPEED AUTOMATIC, 13,000 LBS DROP AXLE, 13,200 FAW, POWER INVERTER, GOOD RUBBER, LEGACY DRIVER SEAT, CLEAN PAINT NO BODY DAMAGE, READY...

Condition	Used
Usage	400,003 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	53,000 lb 3.08 ratio
Stock Number	6907
MLS Number	13398781
Category	Sleeper Semi Trucks
Last Updated	2/20/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(866) 314-___ SHOW
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10 0

2016 Freightliner Cascadia 125 Sleeper Semi Truck - Detroit 400HP, 12 Speed Dt12 Automatic

$6,500 USD

runs and drives but has 3 injector seals leaking oil, auto, detroit engine, alllum wheels,

Condition	Used
Usage	950,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	10638
MLS Number	13398752
Category	Sleeper Semi Trucks
Last Updated	2/14/2025
Location	LAKEVILLE, MN, US
Sold By	Manders Diesel

(702) 452-___ SHOW
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5 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Call for price

CALL Ramiro Linares,

Condition	Used
Usage	336,711 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	L447
MLS Number	13398623
Category	Sleeper Semi Trucks
Last Updated	2/14/2025
Location	North Las Vegas, NV, US
Sold By	TCI Transportation

(702) 452-___ SHOW
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10 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 505HP, 12 Speed Dt12 Automatic

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443452 Miles, 505 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Wheel Base: 229, Tandem Rear Axles

Quantity	10
Condition	Used
Usage	443,452 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Transmission	12 Speed Detroit DT12 Automatic
Rear Axle	Tandem Axle
Stock Number	L1385
MLS Number	13398620
Category	Sleeper Semi Trucks
Last Updated	2/14/2025
Location	North Las Vegas, NV, US
Sold By	TCI Transportation

(855) 906-___ SHOW
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84 0

2019 Kenworth T680 5000 Gallon Gasoline / Fuel Truck - Paccar 430HP, 12 Speed Automatic

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2019 KENWORTH T680 4-AXLE, MX 11 (430 HP), Engine Brake, Paccar PO-16F112 Automatic Transmission, Meritor MP40-14X3 36,000# Dual Drive Rear Axles (4.11 Ratio), 8,500# Air Lift Axle, Kenworth...

Condition	Used
Usage	9,667 Hours
Duty Class	Heavy Duty Gasoline / Fuel Truck
Horse Power	430 HP
Engine Model	Paccar MX-11
Drivetrain	8x4
Transmission	12 Speed Automatic
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	44,500 lb 4.11 ratio
Capacity	5000 Gallons
Stock Number	E18252
MLS Number	13398391
Category	Gasoline / Fuel Trucks
Last Updated	2/14/2025
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

(844) 912-___ SHOW
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9 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

$52,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 speed auto!!! DEF, SLIDING 5TH WHEEL, ENGINE BRAKE, TRAILER BRAKE COLLISION MITIGATION Se Habla Español! NO CREDIT? BAD...

Condition	Used
Usage	579,958 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	H01579-DELIVERY 2 U
MLS Number	13398373
Category	Sleeper Semi Trucks
Last Updated	2/21/2025
Location	Houston, TX, US
Sold By	Diamond Truck Sales Inc

18 0

2022 International RH613 Day Cab Truck - 450HP, 12 Speed Automatic

$33,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	550,396 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	A26
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	7252238
MLS Number	13398287
Category	Day Cab Semi Trucks
Last Updated	2/15/2025
Location	Kentwood, MI, US
Sold By	Penske Used Trucks

19 0

2016 Volvo VNL64300 Day Cab Truck - 455HP, 12 Speed Automatic

$31,000 USD

MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...

Condition	Used
Usage	338,389 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.47 ratio
Stock Number	715574
MLS Number	12035462
Category	Day Cab Semi Trucks
Last Updated	2/18/2025
Location	North Fond Du Lac, WI, US
Sold By	Penske Used Trucks

(844) 693-___ SHOW
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19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$45,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	544,304 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	308
MLS Number	13398261
Category	Sleeper Semi Trucks
Last Updated	2/14/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

23 0

2022 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$64,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	496,902 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	UPS234967
MLS Number	13398206
Category	Sleeper Semi Trucks
Last Updated	2/19/2025
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

19 0

2019 Volvo VNR42300 Single Axle Day Cab Truck - 405HP, 12 Speed Automatic

$42,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	246,030 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	405 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Size	0"
Rear Axle	Single Axle
Rear End	23,000 lb
Stock Number	29175
MLS Number	13369470
Category	Day Cab Semi Trucks
Last Updated	2/20/2025
Location	Mount Juliet, TN, US
Sold By	Penske Used Trucks

22 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$74,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	530,946 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	428844
MLS Number	13372269
Category	Sleeper Semi Trucks
Last Updated	2/20/2025
Location	Piqua, OH, US
Sold By	Penske Used Trucks

24 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$75,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	517,415 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	428839
MLS Number	13312179
Category	Sleeper Semi Trucks
Last Updated	2/20/2025
Location	Piqua, OH, US
Sold By	Penske Used Trucks

23 0

2022 Volvo VNL64860 Sleeper Semi Truck - 77" Integral Sleeper, 455HP, 12 Speed Automatic

$79,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	533,036 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	77"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	417190
MLS Number	13398202
Category	Sleeper Semi Trucks
Last Updated	2/15/2025
Location	Houston, TX, US
Sold By	Penske Used Trucks

23 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$65,000 USD

SPECIAL PROMOTION - Original Price: $68000.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	552,951 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	420977
MLS Number	13271167
Category	Sleeper Semi Trucks
Last Updated	2/14/2025
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

18 0

2022 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

$53,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	565,608 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	415309
MLS Number	13360040
Category	Day Cab Semi Trucks
Last Updated	2/20/2025
Location	Swedesboro, NJ, US
Sold By	Penske Used Trucks

18 0

2022 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

$50,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	575,364 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.21 ratio
Stock Number	403213
MLS Number	13231526
Category	Day Cab Semi Trucks
Last Updated	2/20/2025
Location	Cranbury, NJ, US
Sold By	Penske Used Trucks

16 0

2021 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

$66,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	325,521 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.08 ratio
Stock Number	400242
MLS Number	13055448
Category	Day Cab Semi Trucks
Last Updated	2/20/2025
Location	Daytona Beach, FL, US
Sold By	Penske Used Trucks

18 0

2021 Freightliner Cascadia 126 Day Cab Truck - 470HP, 12 Speed Automatic

$82,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	216,587 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	470 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	378600
MLS Number	13398082
Category	Day Cab Semi Trucks
Last Updated	2/15/2025
Location	Katy, TX, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

$84,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	183,774 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	384610
MLS Number	13290640
Category	Day Cab Semi Trucks
Last Updated	2/20/2025
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

30 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

$80,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	365,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	EPES21025
MLS Number	13398053
Category	Sleeper Semi Trucks
Last Updated	2/15/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

25 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$54,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	633,075 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	373367
MLS Number	13398049
Category	Sleeper Semi Trucks
Last Updated	2/14/2025
Location	Whitesboro, NY, US
Sold By	Penske Used Trucks