Side Dump Trailers For Sale in Washington and Surrounding Areas

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2024 SmithCo MHV Side Dump Trailer

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Made in the USA!! 44' trailer with 36' tub, 63.7 cubic yard capacity, 24" Side extensions, 2 speed landing gear, Electric roll over tarp, 1/4" AR400 hardened steel tub, Tarp lock-out switch,...

Condition	New
L x W	44 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	MHV
MLS Number	12935489
Category	Side Dump Trailers
Last Updated	7/2/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(844) 301-___ SHOW
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9 0

2024 SmithCo Super Tri Axle With Rear Lift Side Dump Trailer

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Smith Co Super Tri Axle With Rear Lift Axle, 49"- 79" Super Tri Axle Spacing, Mesh Electric Tarp, AR400 36' Steel Tub, Aluminum Outter Rims, Valve on Trailer. cylinder grease lines plumbed...

Quantity	2
Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1556
MLS Number	10949358
Category	Side Dump Trailers
Last Updated	8/16/2023
Location	Woodland, WA, US
Sold By	Trailer Sales LLC

5 0

2024 SmithCo SX3- 47-36 Side Dump Trailer

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Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 2 speed landing gear, Electric roll over tarp, 1/4" AR400 hardened steel tub, Tarp lock-out switch, Push block, Hydraulic...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	975
MLS Number	12669777
Category	Side Dump Trailers
Last Updated	7/2/2024
Location	Aberdeen, ID, US
Rented/Leased By	Diesel Depot

7 0

2025 SmithCo SX3-4736 Side Dump Trailer

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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...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SX3-4736
MLS Number	13069702
Category	Side Dump Trailers
Last Updated	9/13/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

7 0

2025 SmithCo SX3-4736 Side Dump Trailer

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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...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	6615
MLS Number	13068331
Category	Side Dump Trailers
Last Updated	8/23/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

7 0

2025 SmithCo SX3-4736 Side Dump Trailer

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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...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	6613
MLS Number	13061525
Category	Side Dump Trailers
Last Updated	9/18/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

7 0

2024 SmithCo SX3-4736 Side Dump Trailer

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Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 2 speed landing gear, Electric roll over tarp, 1/4" AR400 hardened steel tub, Tarp lock-out switch, Push block, Hydraulic...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SX3
MLS Number	12862775
Category	Side Dump Trailers
Last Updated	7/2/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

5 0

2024 SmithCo SX3-4736 Side Dump Trailer

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Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 2 speed landing gear, Electric roll over tarp, 1/4" AR400 hardened steel tub, Tarp lock-out switch, Push block, Hydraulic...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	972
MLS Number	12669775
Category	Side Dump Trailers
Last Updated	7/2/2024
Location	Aberdeen, ID, US
Rented/Leased By	Diesel Depot

4 0

2022 SmithCo SX3-47-36 Side Dump Trailer

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Made in the USA!! 47' trailer with 36' tub, 32 cubic yard capacity, 1/4" AR400 hardened steel tub, 2 speed landing gear, Electric roll over tarp, Tarp lock-out switch, Push block, Hydraulic...

Condition	Used
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	961
MLS Number	11910969
Category	Side Dump Trailers
Last Updated	7/2/2024
Location	Aberdeen, ID, US
Rented/Leased By	Diesel Depot

(844) 301-___ SHOW
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9 0

2025 SmithCo SX4 49x102 Quad Axle Side Dump Trailer - 36' Tub AR400 1/4" Steel Round Bottom

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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,...

Condition	New
L x W	49 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Quad Axle
Stock Number	T1758
MLS Number	9586171
Category	Side Dump Trailers
Last Updated	5/17/2024
Location	Woodland, WA, US
Sold By	Trailer Sales LLC

8 0

2025 SmithCo SX4-4936 Side Dump Trailer

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Made in the USA!! 49' trailer with 36' tub, 32 cubic yard capacity, 54" and 60" axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4" AR450...

Condition	New
L x W	49 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Quad Axle
Stock Number	6618
MLS Number	13071709
Category	Side Dump Trailers
Last Updated	8/28/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(844) 301-___ SHOW
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8 0

2017 SmithCo SX4-4936 Side Dump Trailer

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Smithco 2017 SX4-4936 Quad Axle, Only run in SW Washington since new. Front and Rear Lift Axle, Tarp and fresh DOT

Condition	Used
Suspension	Air Ride
Rear Axle	Quad Axle
Stock Number	U980
MLS Number	11502763
Category	Side Dump Trailers
Last Updated	6/23/2024
Location	Woodland, WA, US
Sold By	Trailer Sales LLC

8 0

2025 SmithCo SX4-49-36 Side Dump Trailer

$96,000 USD

Made in the USA!! 49' trailer with 36' tub, 32 cubic yard capacity, 54" and 60" axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4" AR450...

Condition	New
L x W	49 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Quad Axle
MLS Number	13018260
Category	Side Dump Trailers
Last Updated	8/20/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

5 0

2024 SmithCo SX4-49-36 Side Dump Trailer

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Made in the USA!! 49' trailer with 36' tub, 32 cubic yard capacity, 54" and 60" axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4" AR400...

Condition	New
L x W	49 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Quad Axle
Stock Number	976
MLS Number	12669779
Category	Side Dump Trailers
Last Updated	7/2/2024
Location	Aberdeen, ID, US
Rented/Leased By	Diesel Depot

6 0

2025 SmithCo SX5-49-38 Side Dump Trailer

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Made in the USA!! 49' trailer with 38' tub, 34 cubic yard capacity, 54" and 60" axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 1/4" AR450...

Condition	New
L x W	49 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Five Axle
Stock Number	6619
MLS Number	13071795
Category	Side Dump Trailers
Last Updated	8/28/2024
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(855) 977-___ SHOW
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25 0

2007 Sidump'r 4 AXLE Side Dump Trailer

$42,500 USD

Used 4 Axle Sidump'r - Everything functions - could use a paint job. Tub is in Good Condition, Brakes are good - tires estimated 40% overall Located Spokane, WA

Condition	Used
Suspension	Air Ride
Rear Axle	Quad Axle
MLS Number	12867771
Category	Side Dump Trailers
Last Updated	5/24/2024
Location	Spokane, WA, US
Sold By	Seattle Tractor International, Inc.

(844) 909-___ SHOW
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9 0

2024 Sidump'r SDR-550-6049 Side Dump Trailer

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2024 Sidump'r, Model SDR 550-6049, 38' tub 102" wide, 5 axle air ride suspension, front and rear axel, 105,500 pound ggwr, Electric tarp, All aluminum wheels and super single tires Give us...

Condition	New
Suspension	Air Ride
Rear Axle	Five Axle
MLS Number	12257033
Category	Side Dump Trailers
Last Updated	5/29/2024
Location	Paul, ID, US
Sold By	BTR Sales

(844) 611-___ SHOW
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8 0

2025 SDI SUPER TRI Side Dump Trailer

$71,900 USD

NEW Super tri, rear axle lift, electric tarp, diverter valve, outside alum. wheels, Domex 100 steel tub, Black, Price does not include FET tax,

Condition	New
Suspension	Ridewell
Rear Axle	Tri Axle
MLS Number	12944287
Category	Side Dump Trailers
Last Updated	6/20/2024
Location	Rigby, ID, US
Sold By	Grover's All-Wheels, LLC

(844) 551-___ SHOW
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16 0

2014 OSW 3 AXLE Side Dump Trailer

$69,000 USD

2014 OSW 3 Axle Side dump, rear drop, 425 rubber, great shape ready to work,

Condition	Used
MLS Number	11929861
Category	Side Dump Trailers
Last Updated	8/29/2023
Location	Woodburn, OR, US
Sold By	Kerr Equipment

(844) 278-___ SHOW
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3 0

2023 Demco CR443 Side Dump Trailer

$79,500 USD

2023 Demco 3-Axle Side Dump Trailer, 44' RL-Steer Tri Trailer, Air Ride, Rear Lift/Steer, 34' Flex Dump Body, Trailer Mount Electric Over Hydrualic Dump Valve, (6) 385-65R-22.5 Tires, on...

Condition	New
Rear Axle	Tri Axle
Stock Number	00516
MLS Number	11825809
Category	Side Dump Trailers
Last Updated	7/11/2024
Location	Marysville, WA, US
Sold By	Jet City Equipment

(844) 278-___ SHOW
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3 0

2023 Demco CR443 Side Dump Trailer

$79,500 USD

2023 Demco 3-Axle Side Dump Trailer, 44' RL-Steer Tri Trailer, Air Ride, Rear Lift/Steer, 34' Flex Dump Body, Trailer Mount Electric Over Hydrualic Dump Valve, (6) 385-65R-22.5 Tires, on...

Condition	New
Rear Axle	Tri Axle
Stock Number	00517
MLS Number	11825808
Category	Side Dump Trailers
Last Updated	7/11/2024
Location	Marysville, WA, US
Sold By	Jet City Equipment

(844) 278-___ SHOW
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1 0

2023 Demco SIDE DUMP Side Dump Trailer

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2023 Demco 4-Axle Side Dump Trailer, 44' RL-Steer Quad Trailer, Air Ride, Rear Lift/Steer, 34' Flex Dump Body, Trailer Mount Electric Over Hydrualic Dump Valve, 6) 385-65R-22.5 Tires, (2)...

Condition	New
MLS Number	11825797
Category	Side Dump Trailers
Last Updated	7/11/2024
Location	Marysville, WA, US
Sold By	Jet City Equipment

(844) 624-___ SHOW
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14 0

2024 Cross Country Tri Axle Side Dump Trailer - Air Ride, Fixed Spread Axle

$79,500 USD

Overall Dimensions Overall Length: 45’10” w/o push block Width: 102″ Overall Height: 8’2″ @ Tub Side, 9’4″ to top of Front * Rear wall Capacity: 23.7 Dump Angle: 42.5 Degrees Fifth Wheel:...

Condition	Used
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	13004937
Category	Side Dump Trailers
Last Updated	7/24/2024
Location	Snohomish, WA, US
Sold By	Darling Sons Int'l, LLC

(844) 624-___ SHOW
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4 0

2025 Cross Country Quad Axle Side Dump Trailer - Air Ride

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NEXT GENERATION: LIGHTER AND STRONGER THAN EVER | MAXIMIZE PAYLOAD -38′ Hardox 450 Tub with oversized top sill -Fabricated frame cross-members from 100,000psi StrenX hi-tensile premium...

Condition	Used
Suspension	Air Ride
Rear Axle	Quad Axle
MLS Number	12284822
Category	Side Dump Trailers
Last Updated	2/20/2024
Location	Snohomish, WA, US
Sold By	Darling Sons Int'l, LLC