Used 6 Speed Trucks with GMC Engines For Sale

Your Current Search
Industry
Trucks
Transmission Speeds
6 Speed
Engine Manufacturer
GMC
Condition
Used
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (1021)
Cars (4)
Model
Select a manufacturer to view available models.
Condition
Used (1025)
Model Year
-
Rear Axle
Single (1022)
Transmission Type
Transmission Speed
6 Speed (1025)
Drive Train
Engine Manufacturer
GMC (1025)
Suspension Type
Spring (1017)
Cab Style
Regular Cab (5)
Mileage
-
Horsepower
-
Price
-
Country
United States (1025)
State / Region
Select a state below and click Refine Results.










































Market Type
For Sale (1025)
51-75 of 1,025 results
51-75 of 1,025 results
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
26 0

2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$27,500 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;...
ConditionUsed
Usage77,483 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618733
MLS Number13431559
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Oklahoma City, OK, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
29 0

2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$28,000 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;...
ConditionUsed
Usage91,148 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618716
MLS Number13268468
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Torrance, CA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
29 0

2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$27,750 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;...
ConditionUsed
Usage92,535 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618601
MLS Number13284386
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Torrance, CA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
27 0

2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$28,250 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;...
ConditionUsed
Usage76,584 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618554
MLS Number13599860
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Essex, MD, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
26 0

2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$27,000 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;...
ConditionUsed
Usage75,462 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618509
MLS Number13707576
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Johnstown, PA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
22 0

2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$26,500 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;...
ConditionUsed
Usage91,427 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618486
MLS Number13674811
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
East Chicago, IN, US
Sold By

Penske Used Trucks

Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door
26 0

2020 Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door

Recently Updated
$46,250 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;...
ConditionUsed
Usage61,011 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378520
MLS Number13544606
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Riviera Beach, FL, US
Sold By

Penske Used Trucks

Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door
26 0

2020 Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door

Recently Updated
$39,250 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;...
ConditionUsed
Usage72,798 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number375682
MLS Number13571168
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Phoenix, AZ, US
Sold By

Penske Used Trucks

Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door
26 0

2019 Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door

Recently Updated
$23,250 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;...
ConditionUsed
Usage217,284 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC GMPTV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number360680
MLS Number13601689
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Piqua, OH, US
Sold By

Penske Used Trucks

GMC G33903 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door
30 0

2019 GMC G33903 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door

Recently Updated
$21,250 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;...
ConditionUsed
Usage122,540 Miles
Duty ClassLight Duty Box Truck
Box Length16 ft.
Horse Power341 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 3.73 ratio
Door TypeRoll up
Stock Number91614288
MLS Number13659621
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Sarasota, FL, US
Sold By

Penske Used Trucks

GMC G33903 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door
29 0

2019 GMC G33903 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door

Recently Updated
$23,000 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;...
ConditionUsed
Usage87,529 Miles
Duty ClassLight Duty Box Truck
Box Length16 ft.
Horse Power341 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 3.73 ratio
Door TypeRoll up
Stock Number91613224
MLS Number13417328
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Traverse City, MI, US
Sold By

Penske Used Trucks

Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic
28 0

2020 Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic

Price Drop
$35,500 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;...
ConditionUsed
Usage104,270 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock Number7211022
MLS Number13302320
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/23/2025
Location
Lansing, MI, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
30 0

2023 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$40,250 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;...
ConditionUsed
Usage39,086 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91630034
MLS Number13701350
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Harrisburg, PA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
21 0

2023 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$38,250 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage39,649 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91628771
MLS Number13429306
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Essex, MD, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
30 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$41,250 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage34,047 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number520190
MLS Number13527670
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
King Of Prussia, PA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
30 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$40,250 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage40,970 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number520186
MLS Number13378857
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Philadelphia, PA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
21 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Newly Listed
$40,500 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage38,050 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number520185
MLS Number13717625
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Jessup, MD, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
27 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$41,250 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage31,666 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number520178
MLS Number13577246
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
King Of Prussia, PA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
25 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$43,750 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage23,953 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number257649
MLS Number13441202
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Rochester, NY, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
30 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$41,000 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage35,791 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number257648
MLS Number13527669
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/23/2025
Location
Philadelphia, PA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
30 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$39,750 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage48,051 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number257638
MLS Number13367346
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Huntington, WV, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
30 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$42,000 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage24,666 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number257618
MLS Number13531722
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Burlington, NJ, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
30 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$42,750 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage43,673 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number257598
MLS Number13490014
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Memphis, TN, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
26 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$41,250 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage54,722 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number257593
MLS Number13311048
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/24/2025
Location
Memphis, TN, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
29 0

2022 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

Recently Updated
$42,250 USD
BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage58,236 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number257584
MLS Number13470724
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/23/2025
Location
Sturtevant, WI, US
Sold By

Penske Used Trucks

Did you find what you were looking for? Yes No