6 Speed Trucks with GMC Engines For Sale

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Showing 351 - 375 of 410 Truck Listings

351 - 375 of 410 listings
351 - 375 of 410 listings
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

$29,000 USD
Used 2021 GMC G33903 Box Truck for sale, 115,630 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8,600 lbs single rear axle, roll-up door, 177-inch wheelbase. Check it...
ConditionUsed
Usage115,630 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91620324
MLS Number13843381
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/10/2025
Location
Oklahoma City, OK, 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

$28,750 USD
Used 2021 GMC G33903 Box Truck for sale, 114,762 miles, 401HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle, 8,600 lbs axle rating, roll-up door. Check it out.
ConditionUsed
Usage114,992 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91620161
MLS Number13905611
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
Jamaica, NY, 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

$26,250 USD
Used 2021 GMC G33903 Box Truck for sale, 132,732 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8600 lbs single rear axle, 177-inch wheelbase, 33-gallon fuel capacity...
ConditionUsed
Usage132,732 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91619848
MLS Number13899672
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/17/2025
Location
Pennsauken, NJ, 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

$27,750 USD
Used 2021 GMC G33903 Box Truck for sale, 111,866 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle with spring suspension, 8600 lbs capacity. See it now...
ConditionUsed
Usage111,866 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91619697
MLS Number13847491
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/17/2025
Location
National City, CA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
24 0

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

$26,500 USD
Used 2021 GMC G33903 Box Truck for sale, 106,496 miles, 401 HP 6.6LV8 GMC engine, 6-speed automatic transmission, single rear axle 8600 lbs, spring suspension. Check it out today.
ConditionUsed
Usage106,496 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91619456
MLS Number13529013
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/1/2026
Location
Medley, FL, 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

$25,750 USD
Used 2021 GMC G33903 Box Truck for sale, 106,632 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle with 8,600 lbs capacity, roll-up door, 177-inch...
ConditionUsed
Usage106,635 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91619387
MLS Number13586921
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
Philadelphia, PA, 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

$25,000 USD
Used 2021 GMC G33903 Box Truck with 401HP 6.6LV8 engine, 6-speed automatic transmission, single rear axle, 8600 lbs capacity, 177-inch wheelbase, and roll-up door. Check it out today.
ConditionUsed
Usage115,794 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91619297
MLS Number13824723
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
Philadelphia, PA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
28 0

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

$26,500 USD
Used 2021 GMC G33903 Box Truck for sale, 106,628 miles, 401 HP 6.6LV8 GMC engine, 6-speed automatic transmission, single rear axle 8,600 lbs, roll-up door, gasoline fuel. Check it out!
ConditionUsed
Usage106,628 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91619109
MLS Number13781807
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
Pottstown, PA, 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

$28,000 USD
Used 2021 GMC G33903 Box Truck for sale, 106,769 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8,600 lbs single rear axle, 177" wheelbase, roll up door. Check it out...
ConditionUsed
Usage106,769 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91619036
MLS Number13688251
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/7/2025
Location
Wilsonville, OR, 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

$28,250 USD
Used 2021 GMC G33903 Box Truck for sale, 92,998 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 177" wheelbase, 8,600 lbs single rear axle, roll-up door. Check it out.
ConditionUsed
Usage93,111 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618939
MLS Number13881410
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/18/2025
Location
Braintree, MA, 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

$27,000 USD
Used 2021 GMC G33903 Box Truck for sale, 115,110 miles, 401 HP 6.6L V8 GMC engine, 6-speed automatic transmission, single rear axle with 8,600 lbs capacity, spring suspension, roll-up door,...
ConditionUsed
Usage115,110 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618844
MLS Number13824721
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/18/2025
Location
Fontana, 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

$26,000 USD
Used 2021 GMC G33903 Box Truck for sale, 111,593 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, 8600 lbs single rear axle, 177-inch wheelbase, gasoline fuel. Come see us.
ConditionUsed
Usage111,593 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618747
MLS Number13865284
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/1/2026
Location
Pompano Beach, FL, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
28 0

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

$26,000 USD
Used 2021 GMC G33903 Box Truck for sale, 117,467 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, 8600 lbs single rear axle, 33-gallon fuel capacity, roll up door, spring...
ConditionUsed
Usage117,467 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618682
MLS Number13816180
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/17/2025
Location
Scarborough, ME, 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

$24,000 USD
Used 2021 GMC G33903 Box Truck for sale, 105,380 miles, 401HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8,600 lbs single rear axle, 33-gallon fuel capacity. See it now.
ConditionUsed
Usage105,380 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618422
MLS Number13649583
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/1/2026
Location
Fontana, CA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door
28 0

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

$29,000 USD
Used 2021 GMC G33903 Box Truck for sale, 103,543 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8600 lbs single rear axle, 177" wheelbase, roll-up door. See it now.
ConditionUsed
Usage105,869 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618301
MLS Number12624836
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/17/2025
Location
Fresno, 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

$25,750 USD
Used 2021 GMC G33903 Box Truck for sale, 109,629 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8600 lb single rear axle, 177 in wheelbase, roll-up door. See it now.
ConditionUsed
Usage109,629 Miles
Duty ClassLight Duty Box Truck
Horse Power401 HP
Engine ModelGMC 6.6LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End8,600 lb 4.10 ratio
Door TypeRoll up
Stock Number91618074
MLS Number13576884
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
West Babylon, NY, 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

$36,750 USD
Used 2020 Isuzu NPR EFI Box Truck for sale, 103,000 miles, 297 HP GMPTV8 gasoline engine by GMC, 6-speed automatic transmission, roll-up door, 133" wheelbase, white. Check it out.
ConditionUsed
Usage103,000 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC GMPTV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number345044
MLS Number14014574
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/4/2025
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

$33,500 USD
Used 2020 Isuzu NPR EFI Box Truck for sale, 107,923 miles, 297 HP 6.0L V8 GMC gas engine, 6-speed automatic transmission, 150" wheelbase, 30-gallon fuel capacity, roll-up door. Check it out!
ConditionUsed
Usage109,192 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378488
MLS Number13899457
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
Norton, MA, 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

$36,500 USD
Used 2020 Isuzu NPR EFI Box Truck for sale, 77,907 miles, 297 HP 6.0L V8 GMC engine, 6-speed automatic GMC transmission, single rear axle, 30-gallon fuel capacity, white with roll-up door....
ConditionUsed
Usage78,175 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378478
MLS Number14014573
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/10/2025
Location
Londonderry, NH, US
Sold By
Penske Used Trucks
Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door
22 0

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

$39,500 USD
Used 2020 Isuzu NPR EFI box truck for sale, 84,268 miles, 297 HP 6.0L V8 gasoline engine by GMC, 6-speed automatic transmission, single rear axle, roll-up door, 138-inch height, 150-inch...
ConditionUsed
Usage84,729 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378469
MLS Number14014572
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
Jamaica, NY, US
Sold By
Penske Used Trucks
Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door
27 0

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

$38,000 USD
Used 2020 Isuzu NPR EFI Box Truck for sale, 98,727 miles, 297HP GMC 6.0L V8 gasoline engine, 6-speed automatic transmission, single rear axle, spring suspension, 30-gallon fuel capacity....
ConditionUsed
Usage98,727 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378460
MLS Number13899450
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/25/2025
Location
Jamaica, NY, 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

$38,250 USD
Used 2020 Isuzu NPR EFI Box Truck for sale, 95,133 miles, 297 HP 6.0L V8 gas engine by GMC, 6-speed automatic transmission, single rear axle with spring suspension, roll-up door. Check it...
ConditionUsed
Usage97,100 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378450
MLS Number13870169
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/4/2025
Location
Homewood, AL, 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

$40,500 USD
Used 2020 Isuzu NPR EFI box truck for sale, 29,214 miles, 297 HP GMC 6.0L V8 gasoline engine, 6-speed automatic transmission, single rear axle, roll up door, 138" height. Book a walkaround.
ConditionUsed
Usage98,214 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378404
MLS Number14014569
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/28/2025
Location
Pompano Beach, FL, US
Sold By
Penske Used Trucks
Isuzu NPR EFI Box Truck - 297HP, 6 Speed Automatic, Roll up Door
30 0

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

$41,250 USD
Used 2020 Isuzu NPR EFI Box Truck for sale, 78,811 miles, 297 HP 6.0L V8 GMC engine, 6-speed automatic GMC transmission, single rear axle, spring suspension, roll-up door. Check it out.
ConditionUsed
Usage80,420 Miles
Duty ClassLight Duty Box Truck
Horse Power297 HP
Engine ModelGMC 6.0LV8
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb 5.37 ratio
Door TypeRoll up
Stock Number378383
MLS Number13865255
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated12/9/2025
Location
West Sacramento, CA, US
Sold By
Penske Used Trucks
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