White GMC 6 Speed Trucks For Sale

Your Current Search
Industry
Trucks
Manufacturer
GMC
Transmission Speeds
6 Speed
Exterior Color
White
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Trucks (448)
Cars (2)
Make
GMC (450)
Model
Select a category to view available models.
Condition
Used (450)
Model Year
-
GVWR Category
Transmission Type
Transmission Speed
6 Speed (450)
Drive Train
Suspension Type
Spring (450)
Cab Style
Regular Cab (7)
Fuel Type
Mileage
-
Horsepower
-
Price
-
Country
United States (450)
State / Region
Select a state below and click Refine Results.










































Market Type
For Sale (450)

Showing 201 - 225 of 450 Listings

201 - 225 of 450 listings
201 - 225 of 450 listings
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$28,750 USD
Used 2021 GMC G33903 Box Truck for sale, 96,828 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, single rear axle 8,600 lbs, 33-gallon fuel capacity, roll-up door. Check it out.
ConditionUsed
Usage96,828 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 Number91620973
MLS Number14092202
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Chicopee, MA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$30,750 USD
Used 2021 GMC G33903 Box Truck for sale, 92,357 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, single rear axle, 8,600 lbs axle capacity, 177" wheelbase. Check it out today.
ConditionUsed
Usage92,357 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 Number91620906
MLS Number14092201
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Gahanna, OH, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$29,750 USD
Used 2021 GMC G33903 Box Truck for sale, 108,334 miles, 401HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle 8,600 lbs, 177" wheelbase, roll-up door. Check it out.
ConditionUsed
Usage109,548 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 Number91620755
MLS Number14015096
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Billings, MT, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$29,500 USD
Used 2021 GMC G33903 Box Truck for sale, 112,778 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, white, 126-inch height, roll-up door, 8,600 lb rear axle. Check it out.
ConditionUsed
Usage114,846 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 Number91620568
MLS Number13854119
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Wilmington, NC, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$28,750 USD
Used 2021 GMC G33903 Box Truck for sale, 104,840 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8,600 lbs single rear axle, 177-inch wheelbase, white color, roll-up...
ConditionUsed
Usage104,840 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 Number91620559
MLS Number14092200
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Saginaw, MI, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$29,250 USD
Used 2021 GMC G33903 Box Truck for sale, 121,824 miles, 401 HP 6.6L V8 GMC engine, 6-speed automatic transmission, 8600 lbs single rear axle, 33-gallon fuel capacity, white, roll-up door....
ConditionUsed
Usage121,964 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 Number91620404
MLS Number14064408
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Clackamas, OR, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$28,750 USD
Used 2021 GMC G33903 Box Truck for sale, 117,724 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8600 lbs single rear axle, 177" wheelbase, roll-up door. Check it out!
ConditionUsed
Usage119,807 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 Number91620379
MLS Number14072293
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/15/2026
Location
Las Vegas, NV, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$30,750 USD
Used 2021 GMC G33903 Box Truck for sale, 93,912 miles, 401HP 6.6LV8 gasoline engine, 6-speed automatic transmission, 8,600 lbs single rear axle, 177" wheelbase, roll-up door, white color....
ConditionUsed
Usage93,912 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 Number91620377
MLS Number14092199
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Harahan, LA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$32,000 USD
Used 2021 GMC G33903 Box Truck for sale, 97,385 miles, 401 HP 6.6L V8 GMC gasoline engine, 6-speed automatic transmission, single rear axle 8,600 lbs, 177-inch wheelbase. See it now.
ConditionUsed
Usage97,445 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 Number91620117
MLS Number13739156
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Tulsa, OK, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Price Drop $39,500 USD
Used 2023 GMC G33903 Box Truck for sale, 58,707 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle, 32-gallon fuel capacity, roll-up door. Check it out!
ConditionUsed
Usage66,743 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 Number91630817
MLS Number13797139
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/14/2026
Location
Alexandria, VA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$39,000 USD
Used 2022 GMC G33903 Box Truck for sale, 52,000 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle 8,600 lbs, roll-up door, 126-inch height. Check it out...
ConditionUsed
Usage52,000 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 Number257622
MLS Number14088353
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/14/2026
Location
Capitol Heights, MD, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$34,500 USD
Used 2022 GMC G33903 Box Truck, 401HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8600 lbs single rear axle, 177" wheelbase, 33-gallon fuel capacity, white with roll-up door....
ConditionUsed
Usage97,137 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 Number91628240
MLS Number13534336
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Oklahoma City, OK, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$35,250 USD
Used 2022 GMC G33903 Box Truck for sale, 92,272 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single 8,600 lbs rear axle, 177-inch wheelbase, 33-gallon fuel tank....
ConditionUsed
Usage92,272 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 Number91626515
MLS Number14088306
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Lafayette, LA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$29,750 USD
Used 2021 GMC G33903 Box Truck for sale, 102,152 miles, 401 HP 6.6LV8 GMC engine, 6-speed automatic transmission, 8600 lb single rear axle, 177-inch wheelbase, roll-up door. Check it out!
ConditionUsed
Usage103,340 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 Number91623901
MLS Number13865367
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/14/2026
Location
North Bergen, NJ, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$30,000 USD
Used 2021 GMC G33903 Box Truck for sale, 110,951 miles, 401HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle 8600 lbs, spring suspension, 33-gallon fuel capacity....
ConditionUsed
Usage112,942 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 Number91621593
MLS Number13798315
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Milwaukee, WI, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$29,750 USD
Used 2021 GMC G33903 Box Truck for sale, 113,409 miles, 401 HP 6.6LV8 gasoline engine, 6-speed automatic transmission, single rear axle, 8,600 lbs capacity, 177-inch wheelbase, roll-up door....
ConditionUsed
Usage113,412 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 Number91621500
MLS Number13868180
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Ladson, SC, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$28,250 USD
Used 2021 GMC G33903 Box Truck for sale, 122,080 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 17,600 lbs GVWR, single rear axle, roll-up door. See it now.
ConditionUsed
Usage122,080 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 Number91621196
MLS Number14087887
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Fredericksburg, VA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$29,500 USD
ConditionUsed
Usage107,620 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 Number91621173
MLS Number13683773
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Springfield, MA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$31,500 USD
Used 2021 GMC G33903 Box Truck for sale, 95,472 miles, 401 HP 6.6LV8 GMC engine, 6-speed automatic transmission, 8600 lb single rear axle, 33-gallon fuel capacity, roll-up door, white color....
ConditionUsed
Usage95,503 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 Number91621149
MLS Number13781817
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/15/2026
Location
Alexandria, VA, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$35,250 USD
Used 2021 GMC G33903 Box Truck, 401HP 6.6L V8 engine, 6-speed automatic transmission, single rear axle 8600 lbs, 33-gallon fuel capacity, white, roll up door, 177-inch wheelbase. Check it...
ConditionUsed
Usage65,350 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 Number91621028
MLS Number14087886
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Aurora, CO, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$31,000 USD
Used 2021 GMC G33903 Box Truck for sale, 94,056 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, single rear axle 8,600 lbs, roll-up door, 33-gallon fuel capacity. Check it out.
ConditionUsed
Usage94,056 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 Number91620935
MLS Number14087883
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Warren, MI, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$29,750 USD
Used 2021 GMC G33903 Box Truck for sale, 102,226 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8600 lb single rear axle, roll-up door, 33-gallon fuel capacity. Check...
ConditionUsed
Usage102,226 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 Number91620897
MLS Number13329141
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/16/2026
Location
Swedesboro, NJ, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$27,750 USD
Used 2021 GMC G33903 Box Truck for sale, 122,234 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, 8600 lb rear axle, 177-inch wheelbase, 33-gallon fuel capacity, white with roll...
ConditionUsed
Usage123,840 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 Number91620722
MLS Number14064410
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Birmingham, AL, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Recently Updated
$31,500 USD
Used 2021 GMC G33903 Box Truck for sale, 88,093 miles, 401 HP 6.6L V8 engine, 6-speed automatic transmission, 8600 lbs single rear axle, roll up door, 33-gallon fuel capacity. Check it out!
ConditionUsed
Usage88,093 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 Number91620719
MLS Number13387309
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/17/2026
Location
Harlingen, TX, US
Sold By
Penske Used Trucks
GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door

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

Newly Listed
$29,000 USD
Used 2021 GMC G33903 Box Truck for sale, 108,783 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, single rear axle, 8,600 lbs rear axle, roll-up door, 33-gallon fuel...
ConditionUsed
Usage108,783 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 Number91620707
MLS Number14087877
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/14/2026
Location
Greensboro, NC, US
Sold By
Penske Used Trucks
Did you find what you were looking for? Yes No