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Length: 40 ft
Suspension: Air Ride
Wheels: All Steel
Number of Rear Axles: Tandem
Model: SX2
Capacity: 30 cu yd
Description: SX2-4034 FET Not Included "Call for Pricing"
TAPERED FRAME
BLACK FRAME BLACK TUB
102" WIDE ...
Updated: Monday, June 29, 2026 11:56 AM
Location: Aurora, Colorado
Seller: Wagner Truck & Trailer
Stock Number: CT1624
Length: 42 ft
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
Seller: Vander Haag's Inc. Sioux Falls
Quantity: 3
Length: 42 ft
Width: 102 in
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
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
Seller: Bluff Country Ag & Equipment
Length: 47 ft
Width: 102 in
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, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
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: 47 ft
Width: 102 in
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
Seller: DIESEL DEPOT
2026 SMITHCO SX3-47-36
Side Dump Trailers
Call for price
Rental Prices:
Monthly: USD $3,250
Stock Number: 992
Length: 47 ft
Width: 102 in
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
Seller: DIESEL DEPOT
2026 SMITHCO SX3-47-36
Side Dump Trailers
Call for price
Rental Prices:
Monthly: USD $3,250
Stock Number: 990
Length: 47 ft
Width: 102 in
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
Seller: DIESEL DEPOT
Stock Number: T8111
Length: 47 ft
Width: 102 in
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, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Quantity: 5
Length: 36 ft
Width: 102 in
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
Seller: WESTERN TRUCK & TRAILER
Length: 49 ft
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, June 29, 2026 06:01 PM
Location: Lehi, Utah
Seller: Extreme Diesel & Heavy Equipment Repair LLC
Quantity: 5
Length: 49 ft
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
Seller: WESTERN TRUCK & TRAILER
Length: 53 ft
Width: 102 in
Suspension: Ridewell
Composition: Steel
Wheels: Polished Aluminum
Tires: 22.5
Description: SmithCo SX6-53-40 – Side Dump, 53' x 40', AR450
SmithCo SX6-53-40 side dump with 53' overall length and a 40' tub.
Key Specs
Wideframe: 102"
...
Updated: Wednesday, June 24, 2026 02:33 PM
Location: Salt Lake City, Utah
Seller: WESTERN TRUCK & TRAILER
Length: 49 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: All Aluminum
Tires: 385/65R22.5
Description: 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 Stee...
Updated: Monday, June 29, 2026 05:26 PM
Location: Aberdeen, Idaho
Seller: DIESEL DEPOT
Stock Number: T1003
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: Smith Co 55 Yard Super High Volume Side Dump 3/16" Tub All the way around. 24" Extensions, Elec Tarp, Rear Lift, Work Lights, Valve on Trailer
SM...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Tires: 11R22.5
Description: Smith Co 4736 MHV with 24" Extensions Valve on Trailer Electric Tarp Tri Axle with Rear Lift Duals on all 3 Axles
SMITHCO 65 YARD MHV 47' SUPER T...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Tires: 11r22.5
Description: 6" Cylinders 55 Yard 47' Super Tri with Rear Lift Axle All Dualed Out 24" Extensions Electric Tarp Cylinder Grease Lines Plumbed to Drivers Side Fe...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1760
Length: 42 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: 42' Tri Axle Smith Co 34' Tub Side Dump Trailers. Duals on all 3 axles, valve on trailer, electric tarp.
SMITHCO SX3 4234 TRI AXLE REAR LIFT ELE...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T2675
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: New 65 Yard Capacity High Volume Smith Co Side Dump with 24" Extension, Valve on Trailer (Run your Live Bottom/Lowboy on Same Wet Kit) Lights on Fr...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1114
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: 47' Super Tri High Volume Side Dump 55 Yard with 24" Extensions. 49-79 Suspension Spread with Dualed Out Rear Lift Axle. Valve On Trailer (Run Sa...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1113
Length: 40 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: All Steel
Description: Weight 15,330 45 Yard High Volume Side Dump, Air Ride, Valve on Trailer, Electric Tarp, Available on Steel or Aluminum Wheels. Large Water Level T...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: t1112
Length: 31 ft
Width: 120 in
Suspension: Spring
Composition: Steel
Wheels: All Steel
Description: Field Ready 30 Ton Side Dump with Optional Silage Kit to get 50 Yard Capacity, 21' Tub, 30'9" Overall. Can be Set Up as a Train to Pull Doubles or...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1618
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: 2027 Smith Co 47' Super High Volume Super Tri Axle SHV with 24" Extensions Rear Lift Axle, All Duals with Aluminum Outside Wheels
SMITHCO 55 YARD...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1560
Length: 49 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
Description: Smith Co SX4 Quad Axle Side Dump, Front and Rear Lift Axles, Valve on Trailer, Electric Tarp, Aluminum Outside Wheels 11R22.5 Rubber, Grease Lines ...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1571
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: 2026 SMITH CO MHV 65 YARD SIDE DUMP WITH EXTENSIONS, AIR RIDE REAR LIFT AXLE ALL DUALED OUT, ALUMINUM OUTSIDE WHEELS, ELECTRIC TARP, VALVE ON TRAIL...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1531
Length: 47 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Description: Smith Co 47' Super Tri Axle with Rear Lift, Valve on Trailer, Elec Tarp, All Axles Dualed Out on Aluminum Outside Wheels.
SMITHCO 4736 SUPER TRI ...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1560
Length: 49 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: All Aluminum
Description: Smith Co Quad Axle Side Dump 49' Quad Axle, Front and Rear Lift Axles, Valve on Trailer, Electric Tarp
SMITHCO 4936 QUAD AXLE WITH FRONT AND REAR...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1500
Length: 42 ft
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Tires: 11R22.5
Description: 42' Tri Axle with Rear Lift, 34' Tub, Aluminum Outside Wheels, Dualed on all 3 Axles, Valve on Trailer, Electric Tarp, Grease Lines to Cylinder Pin...
Updated: Monday, June 29, 2026 07:01 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
