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Stock Number: WCO4136
Length: 12.19 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
VIN: 1S9SS4029NL476434
Description: 2021 SmithCo SX2 Side Dump Trailer featuring a tandem (2) axle configuration, 75,440 lb GVWR, 20,000 lb GAWR per axle, and a 15,440 lb empty weight...
Updated: Tuesday, July 07, 2026 09:39 AM
Location: Rifle, Colorado, USA
Seller: Cutting Edge Auctions LLC
Stock Number: 18550
Length: 13.41 m
VIN: 1S9SS4439KL476027
Number of Rear Axles: Tri
Description: GONDOLA DE VOLTEO LATERAL, GONDOLA DE VOLTEO, SUSPENSION DE AIRE, FRENOS DE AIRE, NEUMATICOS 425/65R22.5, PESO 19150 LBS
Updated: Monday, July 06, 2026 11:11 AM
Location: Cuauhtémoc, Chihuahua, Mexico
Seller: Maquinaria Wiebe Km 24
Stock Number: WCO4136
Length: 12.19 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
VIN: 1S9SS4029NL476434
Description: 2021 SmithCo SX2 Side Dump Trailer featuring a tandem (2) axle configuration, 75,440 lb GVWR, 20,000 lb GAWR per axle, and a 15,440 lb empty weight...
Updated: Tuesday, July 07, 2026 09:39 AM
Location: Rifle, Colorado, USA
Seller: Cutting Edge Auctions LLC
2026 SMITHCO S2-4034 SHV
Side Dump Trailers
Call for price
Rental Prices:
Call For Availability
Stock Number: High Side
Length: 12.19 m
Width: 259.08 cm
Suspension: Ridewell
Composition: Steel
VIN: 1S9SS4022TL476644
Description: Brand New SHV-4036...just arrived and ready to go to work. Super High Volume. Brief Specs: Frame Length 40', Tub Length 36', Width 102", Tub Sides ...
Updated: Friday, July 03, 2026 11:48 AM
Location: Fontana, California, USA
Seller: North American Trailer-Fontana
Length: 7.32 m
Composition: Steel
Model: S2-4034 SHV
Description: This is a tractor pulled type and we can also get 5th wheel trailers also. Call for availability
Updated: Wednesday, May 20, 2026 10:16 AM
Location: Merced, California, USA
Seller: Laird Manufacturing
Length: 12.19 m
Suspension: Spring
Composition: Steel
Wheels: All Steel
Number of Rear Axles: Tri
Model: S2-4034 SHV
Description: 1996 Smith Co Triple Axle Side Dump
40’ Trailer
Electric Roll Tarp
Spring Suspension
11R24.5 Tires
3 Section Drum
$29,500
Delivery Available...
Updated: Wednesday, July 08, 2026 08:57 AM
Location: Saint Edward, Nebraska, USA
Seller: Quality Trucks and Trailers
Length: 12.19 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
Number of Rear Axles: Tandem
Model: S2 MHVSR
Description: New MHVSR2 40ft. trailer with 36ft. tub. This unit has an electric tarp and aluminum wheels.
Updated: Wednesday, May 20, 2026 10:16 AM
Location: Merced, California, USA
Seller: Laird Manufacturing
Length: 14.33 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
VIN: 111111
Tires: 11-22.5
Description: New SmithCo Medium High Volume Trailer. This is your trailer if you need some extra room and don’t have the high lift loader to load with. 3 axle ...
Updated: Thursday, June 25, 2026 08:48 AM
Location: Dannebrog, Nebraska, USA
Seller: Kohlhof Trailer Solutions
Quantity: 2
Length: 12.19 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Tires: 11R24.5
Description: 2-2027 Smithco Side Dump Trailer on order and arriving soon
Model SX2
Gray tubs on black chasis
Air Ride
Aero electric tarp
Soft close valve ...
Updated: Tuesday, June 30, 2026 09:10 AM
Location: Kyle, Texas, USA
Seller: Southwestern Pneumatic, Inc.
Quantity: 2
Length: 12.19 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Number of Rear Axles: Tandem
Description: 2-2027 Smithco Side Dump Trailer on order and arriving soon
Model SX2
Gray tubs on black chasis
Air Ride
Aero electric tarp
Soft close valve ...
Updated: Tuesday, June 30, 2026 09:10 AM
Location: Venus, Texas, USA
Seller: Southwestern Pneumatic, Inc.
Stock Number: 26SM001
Length: 12.19 m
Width: 259.08 cm
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum Outside
Description: (Price is FOB the Factory - FET Included) 2025 SmithCo SX2-4034 Steel Tandem-Axle Side Dump, 40' Frame Length (Black), 34' Tub Length (Gray - Round...
Updated: Monday, June 08, 2026 01:43 PM
Location: London, Ohio, USA
Seller: Vander Haag's Inc. London
Length: 12.19 m
Suspension: Air Ride
Wheels: All Steel
Number of Rear Axles: Tandem
Model: SX2
Capacity: 22.94 m3
Description: SX2-4034 FET Not Included "Call for Pricing"
TAPERED FRAME
BLACK FRAME BLACK TUB
102" WIDE ...
Updated: Monday, July 06, 2026 03:55 PM
Location: Aurora, Colorado, USA
Seller: Wagner Truck & Trailer
Stock Number: CT1624
Length: 12.8 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
Tires: 11R22.5
Description: 2017 SmithCo Model SX2-42-34
Serial # 13059
42 ft frame
34 ft tub 3/16" AR400 Tub Material
Holland / Binkley Drop Leg Landing Gear
5" Cylind...
Updated: Wednesday, June 10, 2026 11:25 AM
Location: Sioux Falls, South Dakota, USA
Seller: Vander Haag's Inc. Sioux Falls
Quantity: 3
Length: 12.8 m
Width: 259.08 cm
Suspension: Ridewell
Composition: Steel
Wheels: Aluminum
Description: SmithCo SX3-42-34 – Side Dump, 42', 102"
SmithCo SX3-42-34 Side Dump with 42' frame and 34' tub (SX-ROUND BOTTOM), 102" wide.
Key Specs
Manufa...
Updated: Wednesday, June 24, 2026 02:33 PM
Location: Salt Lake City, Utah, USA
Seller: WESTERN TRUCK & TRAILER
Stock Number: 6846
VIN: 1S9SS4236TL6476846
Model: SX3-42-34
Description: Available end of January or beginning of February 2026!
Pictures shown are of a recently sold 2025 SX-3 with the same specifications.
SPECIFI...
Updated: Tuesday, May 26, 2026 03:50 PM
Location: Rushford, Minnesota, USA
Seller: Bluff Country Ag & Equipment
Stock Number: 476745
VIN: 1S9SS4230TL476745
Model: SX3-42-34
Description: Selling this awesome 2026 tri axel side dump model SXL3-42-34 VIRGIN BED NEVER BEEN USED with a 2020 Peterbilt 567, SAVE BIG ON F.E.T., Truck is am...
Updated: Monday, July 06, 2026 10:51 AM
Location: West Valley City, Utah, USA
Seller: Utah Tank & Trailer
Length: 12.8 m
Suspension: Air Ride
Composition: Steel
Wheels: All Aluminum
VIN: 1S9SS4238JL476277
Number of Rear Axles: Tri
Description: We are the second owners of this trailer. Purchased approx 1.5 years ago in South Dakota from a family owned aggregate hauling outfit. This traile...
Updated: Wednesday, July 08, 2026 08:58 AM
Location: Fremont, Nebraska, USA
Seller: ELI ENTERPRISES LLC
Length: 12.8 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum Outside
VIN: 1S9SS4231FL476841
Number of Rear Axles: Tri
Description: New Brakes! Just had annual inspection and is ready for work!
Updated: Monday, June 29, 2026 05:52 PM
Location: Billings, Montana, USA
Seller: The Truck Shop of Billings, Inc.
Length: 14.33 m
Width: 259.08 cm
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Tires: 11R22.5
Description: 47' Tri Axle 49"-79" Spread with Rear Lift Axle Dualed out and Equalized. Manual OS Handle for Valve. 3 Tail Lights Per Side 5 ID Lights. Tie Bars ...
Updated: Monday, July 06, 2026 03:45 PM
Location: Moorhead, Minnesota, USA
Seller: Trailer Sales LLC - MN
2026 SMITHCO SX3-47-36
Side Dump Trailers
Call for price
Rental Prices:
Monthly: USD $3,250
Stock Number: 991
Length: 14.33 m
Width: 259.08 cm
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum Outside
Description: 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, Ele...
Updated: Monday, June 29, 2026 05:26 PM
Location: Aberdeen, Idaho, USA
Seller: DIESEL DEPOT
2026 SMITHCO SX3-47-36
Side Dump Trailers
Call for price
Rental Prices:
Monthly: USD $3,250
Stock Number: 992
Length: 14.33 m
Width: 259.08 cm
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum Outside
Description: 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, Ele...
Updated: Monday, June 29, 2026 05:26 PM
Location: Aberdeen, Idaho, USA
Seller: DIESEL DEPOT
2026 SMITHCO SX3-47-36
Side Dump Trailers
Call for price
Rental Prices:
Monthly: USD $3,250
Stock Number: 990
Length: 14.33 m
Width: 259.08 cm
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum Outside
Description: 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, Ele...
Updated: Monday, June 29, 2026 05:26 PM
Location: Aberdeen, Idaho, USA
Seller: DIESEL DEPOT
Stock Number: T8111
Length: 14.33 m
Width: 259.08 cm
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: New Smith Co 47' Super Tri Spread with Rear Lift Axle Duals on All 3 Axles Aluminum Outside Wheels Grease Certs for Cylinder Pins to Drivers Side F...
Updated: Monday, July 06, 2026 03:45 PM
Location: Moorhead, Minnesota, USA
Seller: Trailer Sales LLC - MN
Stock Number: 2
Length: 14.33 m
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
VIN: 476650
Description: Stock SX-3 tri axle spread. Aluminum outsides with an electric tarp.
Updated: Thursday, June 25, 2026 08:48 AM
Location: Dannebrog, Nebraska, USA
Seller: Kohlhof Trailer Solutions
Quantity: 5
Length: 10.97 m
Width: 259.08 cm
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
Description: SmithCo SX4-49-36 Side Dump with 36' tub and SX-ROUND BOTTOM tub.
Width: 102" WIDE
Frame length: 49'
Tub length: 36'
Tub volume: 36' SX – WATER...
Updated: Wednesday, June 24, 2026 02:33 PM
Location: Salt Lake City, Utah, USA
Seller: WESTERN TRUCK & TRAILER
Length: 14.94 m
Suspension: Air Ride
Composition: Steel
Wheels: All Aluminum
VIN: 1S9SS4940LL476176
Tires: 385/65/R22.5
Description: 2020 SmithCo SX4 Side Dump Trailer – $70,000 FIRM
46' frame, 36' tub, 102" wide. Built tough and ready to work.
Tub is ¼" AR450 abrasion-resistan...
Updated: Monday, July 06, 2026 10:14 AM
Location: Lehi, Utah, USA
Seller: Extreme Diesel & Heavy Equipment Repair LLC
Quantity: 5
Length: 14.94 m
Model: SX5
Description: SmithCo SX5-49-38 – Side Dump, 38' tub, 1/4" AR450
SmithCo SX5-49-38 Side Dump with 38' tub and SX-ROUND BOTTOM tub style.
Key Specs
Model: SX...
Updated: Wednesday, June 24, 2026 02:33 PM
Location: Salt Lake City, Utah, USA
Seller: WESTERN TRUCK & TRAILER
Length: 14.94 m
Suspension: Ridewell
Composition: Steel
Wheels: All Aluminum
Number of Rear Axles: Tri
Model: SX5
Description: Key Specs
Frame Width: 102"
Frame Length: 49'
Tub Length: 38'
Tub Volume (water level): 25.5 CUBIC YARDS
Tub Volume (heaped): 33.8 CUBIC YARDS...
Updated: Wednesday, June 24, 2026 02:33 PM
Location: Salt Lake City, Utah, USA
Seller: WESTERN TRUCK & TRAILER
