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Length: 42 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: All Aluminum
Number of Rear Axles: Tri
Description: 2014 SmithCo Side Dump Train consisting of:
Lead Trailer: SXL3-42-34
Pup Trailer: SX1FP-23-17
Well-maintained side dump train in good workin...
Updated: Wednesday, August 26, 2026 02:26 PM
Location: Hurricane, Utah
Seller: Daniel Roundy
Quantity: 2
Length: 40 ft
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
Seller: Southwestern Pneumatic, Inc.
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, August 17, 2026 01:25 PM
Location: Aurora, Colorado
Seller: Wagner Truck & Trailer
Quantity: 3
Length: 42 ft
Width: 102 in
Suspension: Ridewell
Composition: Steel
Wheels: Aluminum
Description: SmithCo SX3-42-34 – Side Dump, 102" WIDE, 34'
SmithCo SX3-42-34 side dump with 102" WIDE and 34' tub.
Key Specs
Manufacturer: SmithCo
Model: ...
Updated: Monday, August 31, 2026 08:47 AM
Location: Salt Lake City, Utah
Seller: WESTERN TRUCK & TRAILER
Quantity: 2
Length: 40 ft
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
Seller: Southwestern Pneumatic, Inc.
Stock Number: 26SM001
Length: 40 ft
Width: 102 in
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: Thursday, August 13, 2026 03:14 PM
Location: Spencer, Iowa
Seller: Vander Haag's Incorporated
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: Tuesday, July 28, 2026 10:53 AM
Location: Sioux Falls, South Dakota
Seller: Vander Haag's Inc. Sioux Falls
Length: 44 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Tires: 11r22.5
Description: 2027 Smith Co 44' Frame 36' Tub Tri Axle Air Ride All Down Axles 11R22.5 Duals on Aluminum Outside Wheels, Valve on Trailer Electric Tarp Grease Li...
Updated: Thursday, September 03, 2026 07:02 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Quantity: 2
Stock Number: T1756
Length: 42 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Description: New Smith Co 42' Long Tri Axle with Rear LIft Axle, 34' Tub, Electric Tarp, Valve on Trailer With Handle Kit, Aluminum Outside Wheels
Updated: Thursday, September 03, 2026 07:02 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1500
Length: 42 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
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 Pins.
Updated: Thursday, September 03, 2026 07:02 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
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, August 31, 2026 08:47 AM
Location: West Valley City, Utah
Seller: Utah Tank & Trailer
VIN: 1S9SS4940VL476276
Model: SX4
Description: SMITHCO SX4-4936 w/ 4TH AXLE STEERABLE/LIFTABLE
*MODEL: SX4
*102" WIDE
*FRAME LENGTH: 49'
*TUB LENGTH: 36'
*TUB STYLE: SX-ROUND BOTTOM
*TU...
Updated: Tuesday, September 01, 2026 12:38 PM
Location: Salt Lake City, Utah
Seller: WESTERN TRUCK & TRAILER
Length: 49 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum/Steel
Tires: 11R22.5
Description: Smith Co 49' Quad Axle Side Dump, Front and Rear Lift Axles, Dual 11R22.5 on all Four Axles, Grease Lines to Cylinder Pins Drivers Side Fenders Ele...
Updated: Thursday, September 03, 2026 07:02 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: Thursday, September 03, 2026 07:02 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, on 11R22.5s, Front and Rear Lift Axles, Valve on Trailer, Electric Tarp
Updated: Friday, September 04, 2026 10:28 AM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T1683
Length: 49 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: All Aluminum
Description: New Smith Co Quad Axle 49' Long 36' Tub Front and Rear Lift Axles on 11r22.5 duals on all 4 axles Valve on Trailer, Mesh Electric Tarp
Updated: Thursday, September 03, 2026 07:02 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: T7589
Length: 49 ft
Width: 102 in
Suspension: Air Ride
Composition: Steel
Wheels: All Aluminum
Description: 49' Frame, 1/4" 36' Tub, Front and Rear Lift Axle, Push Block, Electric Tarp, Valve on Trailer, Grease Lines to Cylinder Pins Plumbed to Drivers Si...
Updated: Thursday, September 03, 2026 07:02 PM
Location: Moorhead, Minnesota
Seller: Trailer Sales LLC - MN
Stock Number: S476397
Length: 49 ft
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
VIN: 1S9SS4949JL476397
Description: This 2018 SmithCo SX4 quad axle side dump has been through our shop, is fully reconditioned, comes with a fresh FMCSA inspection, and is ready to g...
Updated: Monday, August 31, 2026 08:47 AM
Location: West Valley City, Utah
Seller: Utah Tank & Trailer
Stock Number: S476549
Length: 49 ft
Suspension: Air Ride
Composition: Steel
Wheels: Aluminum
VIN: 1S9SS4945GL476549
Description: This 2016 SmithCo SX4 quad axle side dump has been through our shop, is fully reconditioned, comes with a fresh FMCSA inspection, and is ready to g...
Updated: Monday, August 31, 2026 08:47 AM
Location: West Valley City, Utah
Seller: Utah Tank & Trailer
Quantity: 5
Length: 49 ft
Model: SX5
Description: SmithCo SX5-49-38 – Side Dump, 49' Frame Length, 38' Tub Length
SmithCo SX5-49-38 Side Dump with 49' frame length and 38' tub length.
Key Specs...
Updated: Monday, August 31, 2026 08:47 AM
Location: Salt Lake City, Utah
Seller: WESTERN TRUCK & TRAILER
Model: SX6
Description: SMITHCO SX6U-53-40
*MODEL: SX6U
*102” WIDE
*FRAME LENGTH: 53’
16” KINGPIN SETTING, 26” BULKHEAD SETBACK
*TUB LENGTH: 40’
3RD HINGE & CENTE...
Updated: Tuesday, September 01, 2026 12:42 PM
Location: Salt Lake City, Utah
Seller: WESTERN TRUCK & TRAILER
