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SmithCo Dump Trailers For Sale in Washington and Surrounding Areas

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Trailers (18)
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Dump Trailers (Semi Truck) (18)
   Side Dump Trailers (18)
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SmithCo (18)
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Rear Axle
Tri (11)Quad (5)Five (2)
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Air Ride (18)
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Showing 1 - 18 of 18 Dump Trailer Listings

1 - 18 of 18 listings
1 - 18 of 18 listings
SmithCo SX3-47-36 Side Dump Trailer

2027 SmithCo SX3-47-36 Side Dump Trailer

Newly Listed
$82,500 USD
Brand new!! Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4"...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number7259
MLS Number14705928
CategorySide Dump Trailers
Last Updated10/29/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
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SmithCo 40ft Tri Axle Steel Side Dump Trailer - Air Ride

2001 SmithCo 40ft Tri Axle Steel Side Dump Trailer - Air Ride

Newly Listed
$29,500 USD
Local Trade-in. Trailer was built as a tandem axle and has had the front lift axle added. No Tarp, ABS has had the control unit removed and is non functional Trailer has been through the...
ConditionUsed
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberU1133
MLS Number14705361
CategorySide Dump Trailers
Last Updated10/29/2026
Location
Woodland, WA, US
Sold By
Trailer Sales LLC
(844) 301-___  SHOW
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Trailer Sales LLC
SmithCo SX5-49-38 Side Dump Trailer

2027 SmithCo SX5-49-38 Side Dump Trailer

$116,250 USD
Brand new!! Made in the USA!! 49' trailer with 38' tub, 34 cubic yard capacity, 97"-54" and 60" axle spacing, 18" Kingpin setting, 3 Fixed 25K Axles and 2 Steerable/liftable 16,600 axles...
ConditionNew
L x W49 ft. x 102 in.
SuspensionAir Ride
Rear AxleFive Axle
Stock Number7254
MLS Number14691486
CategorySide Dump Trailers
Last Updated10/23/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
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SmithCo SX5-49-38 Side Dump Trailer

2027 SmithCo SX5-49-38 Side Dump Trailer

$116,250 USD
Brand new!! Made in the USA!! 49' trailer with 38' tub, 34 cubic yard capacity, 97"-54" and 60" axle spacing, 18" Kingpin setting, 3 Fixed 25K Axles and 2 Steerable/liftable 16,600 axles...
ConditionNew
L x W49 ft. x 102 in.
SuspensionAir Ride
Rear AxleFive Axle
Stock Number7253
MLS Number14688487
CategorySide Dump Trailers
Last Updated10/22/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
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Diesel Depot
SmithCo SX3-47-36 Side Dump Trailer

2027 SmithCo SX3-47-36 Side Dump Trailer

$82,500 USD
Brand new!! Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4"...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number7232
MLS Number14642884
CategorySide Dump Trailers
Last Updated10/3/2026
Location
Boise, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
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SmithCo SX3-47-36 Side Dump Trailer

2027 SmithCo SX3-47-36 Side Dump Trailer

$82,500 USD
Brand new!! Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4"...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number7225
MLS Number14642883
CategorySide Dump Trailers
Last Updated10/3/2026
Location
Boise, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
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Diesel Depot
SmithCo SX3-47-36 Side Dump Trailer

2027 SmithCo SX3-47-36 Side Dump Trailer

$82,500 USD
Brand new!! Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4"...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number7223
MLS Number14571663
CategorySide Dump Trailers
Last Updated10/3/2026
Location
Boise, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
NUMBERCall Seller
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SmithCo SX4-49-36 Side Dump Trailer

2027 SmithCo SX4-49-36 Side Dump Trailer

$101,900 USD
Made in the USA!! 49' trailer with 36' tub, 32 cubic yard capacity, 54" and 60" axle spacing, 18" Kingpin setting, 1st axle liftable/non-steerable, 2 Fixed 25K Axles, 4th axle...
ConditionNew
L x W49 ft. x 102 in.
SuspensionAir Ride
Rear AxleQuad Axle
MLS Number14571510
CategorySide Dump Trailers
Last Updated8/28/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
NUMBERCall Seller
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Diesel Depot
SmithCo SX4-49-36 Side Dump Trailer

2027 SmithCo SX4-49-36 Side Dump Trailer

$101,900 USD
Made in the USA!! 49' trailer with 36' tub, 32 cubic yard capacity, 54" and 60" axle spacing, 18" Kingpin setting, 1st axle liftable/non-steerable, 2 Fixed 25K Axles, 4th axle...
ConditionNew
L x W49 ft. x 102 in.
SuspensionAir Ride
Rear AxleQuad Axle
Stock Number7108
MLS Number14534943
CategorySide Dump Trailers
Last Updated8/28/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
NUMBERCall Seller
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Diesel Depot
SmithCo SX3-47-36 Side Dump Trailer

2027 SmithCo SX3-47-36 Side Dump Trailer

$82,500 USD
Brand new!! Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4"...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number7189
MLS Number14548391
CategorySide Dump Trailers
Last Updated8/18/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
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SmithCo MHVSR3-44-36 Side Dump Trailer

2027 SmithCo MHVSR3-44-36 Side Dump Trailer

$92,300 USD
Brand new!! Made in the USA!! 44' trailer with 36' tub, 63.7 cubic yard capacity, 54" axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 3/16" AR400...
ConditionNew
L x W44 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberMHV
MLS Number14521277
CategorySide Dump Trailers
Last Updated8/18/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
NUMBERCall Seller
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Diesel Depot
SmithCo SX4-49-36 Side Dump Trailer

2024 SmithCo SX4-49-36 Side Dump Trailer

$93,900 USD
Made in the USA!! 49' trailer with 36' tub, 32 cubic yard capacity, 54" and 60" axle spacing, 18" Kingpin setting, 1st axle liftable/non-steerable, 2 Fixed 25K Axles, 4th axle...
ConditionUsed
L x W49 ft. x 102 in.
SuspensionAir Ride
Rear AxleQuad Axle
Stock Number7165
MLS Number14510159
CategorySide Dump Trailers
Last Updated8/11/2026
Location
Boise, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
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Diesel Depot
SmithCo Super Tri Axle With Rear Lift Side Dump Trailer

2027 SmithCo Super Tri Axle With Rear Lift Side Dump Trailer

Contact for price
Smith Co Super Tri Axle With Rear Lift Axle, 49"- 79" Super Tri Axle Spacing, Mesh Electric Tarp, AR450 36' Steel Tub, Aluminum Outter Rims, Valve on Trailer. cylinder grease lines plumbed...
Quantity3
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
MLS Number14503098
CategorySide Dump Trailers
Last Updated7/23/2026
Location
Woodland, WA, US
Sold By
Trailer Sales LLC
(844) 301-___  SHOW
NUMBERCall Seller
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Trailer Sales LLC
SmithCo SX3-47-36 Side Dump Trailer

2026 SmithCo SX3-47-36 Side Dump Trailer

Contact for price
$3,250/mo to rent
Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4" AR450 hardened...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number991
MLS Number14299379
CategorySide Dump Trailers
Last Updated4/9/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
NUMBERCall Seller
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Diesel Depot
SmithCo SX3-47-36 Side Dump Trailer

2026 SmithCo SX3-47-36 Side Dump Trailer

Contact for price
$3,250/mo to rent
Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4" AR450 hardened...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number992
MLS Number14299376
CategorySide Dump Trailers
Last Updated4/9/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
NUMBERCall Seller
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Diesel Depot
SmithCo SX3-47-36 Side Dump Trailer

2026 SmithCo SX3-47-36 Side Dump Trailer

Contact for price
$3,250/mo to rent
Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 79" 3rd axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4" AR450 hardened...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number990
MLS Number14299375
CategorySide Dump Trailers
Last Updated4/9/2026
Location
Aberdeen, ID, US
Sold By
Diesel Depot
(844) 714-___  SHOW
NUMBERCall Seller
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Diesel Depot
SmithCo SX4 side dump Side Dump Trailer

2025 SmithCo SX4 side dump Side Dump Trailer

Contact for price
Contact for rental/lease prices
SmithCo Side Dump Quad Axle, Model SX4-4936 36' Tub AR400 1/4" Steel Round Bottom, 48'6" Overall Length, 2" Kingpin with 18" setting, 24 Cubic Yard / Waterfull and 32 Cubic Yard / Heaped,...
ConditionNew
L x W49 ft. x 102 in.
SuspensionAir Ride
Rear AxleQuad Axle
Stock NumberT1974
MLS Number13447049
CategorySide Dump Trailers
Last Updated3/13/2025
Location
Woodland, WA, US
Sold By
Trailer Sales LLC
(844) 301-___  SHOW
NUMBERCall Seller
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Trailer Sales LLC
SmithCo SX4-4936 Side Dump Trailer

2025 SmithCo SX4-4936 Side Dump Trailer

Contact for price
Smithco 4 Axle on the ground and ready to make you $$$. Tarp Safety Lockout, 19,660 empty weight. Smithco is the leading USA Manufacturer of Side Dump Trailers. They dump fast, clean out...
ConditionNew
L x W49 ft. x 102 in.
SuspensionAir Ride
Rear AxleQuad Axle
Stock NumberT1973
MLS Number13447042
CategorySide Dump Trailers
Last Updated3/13/2025
Location
Woodland, WA, US
Sold By
Trailer Sales LLC
(844) 301-___  SHOW
NUMBERCall Seller
Email Seller
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Trailer Sales LLC
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