6 Speed Trucks with GMC Engines For Sale

Your Current Search
Industry
Trucks
Transmission Speeds
6 Speed
Engine Manufacturer
GMC
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (1089)
Cars (4)
Model
Select a manufacturer to view available models.
Condition
Model Year
-
Rear Axle
Transmission Type
Transmission Speed
6 Speed (1093)
Drive Train
Engine Manufacturer
GMC (1093)
Suspension Type
Cab Style
Mileage
-
Horsepower
-
Price
-
State / Region
Select a country to view available states.
Market Type
826-850 of 1,093 results
826-850 of 1,093 results
Isuzu NPR EFI 16 ft Box Truck - 297HP, 6 Speed Automatic, Roll up Door
29 0

2019 Isuzu NPR EFI 16 ft Box Truck - 297HP, 6 Speed Automatic, Roll up Door

$36,000 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
Usage99,970 Miles
Duty ClassLight Duty Box Truck
Box Length16 ft.
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 Number343326
MLS Number13489380
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/14/2025
Location
Greensboro, NC, 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

$33,500 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
Usage81,394 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 Number91621165
MLS Number13406419
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/10/2025
Location
Tacoma, WA, 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

$29,750 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
Usage109,417 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 Number91620785
MLS Number13622402
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/4/2025
Location
Greensboro, NC, 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

$23,500 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
Usage105,782 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 Number91618920
MLS Number13622320
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/4/2025
Location
Minot, ND, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 341HP, 6 Speed Automatic, Roll up Door
26 0

2020 GMC G33903 Box Truck - 341HP, 6 Speed Automatic, Roll up Door

$24,000 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
Usage100,467 Miles
Duty ClassLight Duty Box Truck
Horse Power341 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91616282
MLS Number13312078
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/13/2025
Location
Melrose Park, IL, 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

Price Drop
$41,000 USD
SPECIAL PROMOTION - Original Price: $44000.00 ;BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of...
ConditionUsed
Usage42,724 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 Number252122
MLS Number13396476
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/27/2025
Location
Tucson, AZ, US
Sold By

Penske Used Trucks

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

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

$29,250 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
Usage106,520 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 Number91620686
MLS Number13620022
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/6/2025
Location
Charlotte, NC, 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

$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
Usage107,512 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 Number91618420
MLS Number13412238
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/10/2025
Location
Hammond, LA, US
Sold By

Penske Used Trucks

Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door
25 0

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

$29,750 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
Usage146,074 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 Number360342
MLS Number13619404
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/4/2025
Location
Akron, OH, US
Sold By

Penske Used Trucks

Isuzu NPR EFI 16 ft Box Truck - 297HP, 6 Speed Automatic, Roll up Door
26 0

2019 Isuzu NPR EFI 16 ft Box Truck - 297HP, 6 Speed Automatic, Roll up Door

$25,000 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
Usage148,911 Miles
Duty ClassLight Duty Box Truck
Box Length16 ft.
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 Number343673
MLS Number13469455
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/13/2025
Location
Franklin, MA, US
Sold By

Penske Used Trucks

GMC G33903 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door
25 0

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

$25,250 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
Usage84,075 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 Number91613305
MLS Number13498020
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/7/2025
Location
Spokane Valley, WA, US
Sold By

Penske Used Trucks

GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
28 0

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

$36,250 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
Usage66,563 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 Number91627796
MLS Number13360069
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/26/2025
Location
Albany, NY, 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

Price Drop
$41,500 USD
SPECIAL PROMOTION - Original Price: $44500.00 ;MANAGERS SPECIAL;BUILT IN FOLDING SHELVES CURBSIDE DOOR Purchase your vehicle from the leader in the leasing industry. Penske vehicles have...
ConditionUsed
Usage19,721 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 Number91627668
MLS Number13314880
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/27/2025
Location
Torrance, CA, US
Sold By

Penske Used Trucks

GMC Savana G3500 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door
25 0

2021 GMC Savana G3500 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door

$34,500 USD
2021 GMC 3500 16ft Cutaway Box Truck 6.0L Vortec V8 Gas Engine, 6 Speed Automatic Transmission, 12,300 Lbs. GVWR, 4,300 Lb. Front Axle, 8,600 Lb. Rear Axle, Hydraulic Brakes, Spring...
ConditionUsed
Usage76,075 Miles
Duty ClassLight Duty Box Truck
Box Length16 ft.
Horse Power341 HP
Engine ModelGMC VORTEC 6000
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb
Door TypeRoll up
Stock NumberT17315M
MLS Number13617060
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated5/31/2025
Location
Wheat Ridge, CO, US
Sold By

DTI 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

$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
Usage92,517 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 Updated6/10/2025
Location
Torrance, CA, 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

$34,250 USD
SPECIAL PROMOTION - Original Price: $38250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...
ConditionUsed
Usage109,875 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 Number378160
MLS Number13506342
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/8/2025
Location
Akron, OH, US
Sold By

Penske Used Trucks

GMC G33903 16 ft Box Truck - 341HP, 6 Speed Automatic, Roll up Door
27 0

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

$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
Usage82,170 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 Number91613313
MLS Number13616416
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated5/31/2025
Location
Lancaster, PA, 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

$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
Usage18,803 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 Number91627127
MLS Number13527657
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/3/2025
Location
Edison, NJ, US
Sold By

Penske Used Trucks

Isuzu NPR EFI Box Truck - 350HP, 6 Speed Automatic, Roll up Door
26 0

2021 Isuzu NPR EFI Box Truck - 350HP, 6 Speed Automatic, Roll up Door

$43,500 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
Usage89,837 Miles
Duty ClassLight Duty Box Truck
Horse Power350 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
Sleeper Size0"
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number487607
MLS Number13582273
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated5/31/2025
Location
Nashville, TN, 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

$23,750 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
Usage105,103 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 Number91619403
MLS Number13612221
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/3/2025
Location
Boise, ID, US
Sold By

Penske Used Trucks

Isuzu NPR EFI 16 ft Box Truck - 297HP, 6 Speed Automatic, Roll up Door
26 0

2019 Isuzu NPR EFI 16 ft Box Truck - 297HP, 6 Speed Automatic, Roll up Door

$44,000 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
Usage46,857 Miles
Duty ClassLight Duty Box Truck
Box Length16 ft.
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 Number304715
MLS Number13523429
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/8/2025
Location
Davenport, IA, US
Sold By

Penske Used Trucks

Isuzu NPR EFI 15 ft Refrigerated Truck - 297HP, 6 Speed Automatic
26 0

2018 Isuzu NPR EFI 15 ft Refrigerated Truck - 297HP, 6 Speed Automatic

$39,500 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
Usage133,011 Miles
Duty ClassLight Duty Refrigerated Truck
Box Length15 ft.
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 Number278358
MLS Number13610957
CategoryRefrigerated Trucks
Last Updated5/30/2025
Location
Medley, FL, 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

$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
Usage106,864 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 Number91620754
MLS Number13458999
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/10/2025
Location
National City, CA, US
Sold By

Penske Used Trucks

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

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

Price Drop
$22,250 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
Usage106,158 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 Number91619228
MLS Number13607321
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/29/2025
Location
Jacksonville, FL, US
Sold By

Penske Used Trucks

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

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

$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
Usage117,194 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 Number91618506
MLS Number13520337
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated6/8/2025
Location
Springfield, MO, US
Sold By

Penske Used Trucks

Did you find what you were looking for? Yes No