Tri Axle Dump Trailers with Air Ride Suspension For Sale

(844) 362-___ SHOW
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14 0

2025 Demco CR423-AR-3424 Side Dump Trailer

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$78,500 USD

42FT TRIPLE AXLE AIR RIDE, 34FT AR450 1/4" BLACK TUB WITH DUMP DRAIN KIT AND XL HIGH CAPACITY SIDE KIT, ROLL RITE HIGH CAP ELECTRIC ROLL TARP WITH LOCK -OUT, MOUNTED ELECTRIC OVER HYDRALIC...

Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SS000328
MLS Number	12728016
Category	Side Dump Trailers
Last Updated	7/29/2025
Location	Owatonna, MN, US
Sold By	Curt's Truck and Diesel Service Inc.

16 0

2023 Construction Trailer Specialists (CTS) CTS TRI AXLE AIR RIDE BOTTOM DUMP, NEW TARP, NEW D Belly Dump Trailer

$54,900 USD

2023 CTS Tri Axle Bottom Dump, 40', Front and Rear Fenders, Single Hopper, Bang Boards, New Electric Flip Tarp, Versa Valve, Windrow Deflector, Tri Axle, Air Ride w Front Lift Axle, Steel...

Quantity	4
Condition	Used
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	UE10925
MLS Number	13683439
Category	Belly Dump Trailers
Last Updated	7/25/2025
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

16 0

2023 Construction Trailer Specialists (CTS) TRI AXLE BOTTOM DUMP W FRONT LIFT AXLE, ELECTRIC T Belly Dump Trailer

$54,900 USD

2023 CTS Tri Axle Bottom Dump, 40', Front and Rear Fenders, Single Hopper, Bang Boards, New Electric Flip Tarp, Versa Valve, Windrow Deflector, Tri Axle, Air Ride w Front Lift Axle, Steel...

Quantity	4
Condition	Used
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	UE10926
MLS Number	13646680
Category	Belly Dump Trailers
Last Updated	7/25/2025
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

16 0

2024 Construction Trailer Specialists (CTS) CTS TRI AXLE AIR RIDE BOTTOM DUMP, LIFT AXLE, ELEC Belly Dump Trailer

$54,900 USD

2024 CTS Tri Axle Bottom Dump, 40', Front and Rear Fenders, Single Hopper, Bang Boards, New Electric Flip Tarp, Versa Valve, Windrow Deflector, Tri Axle, Air Ride w Front Lift Axle, Steel...

Quantity	4
Condition	Used
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	UE10923
MLS Number	13622082
Category	Belly Dump Trailers
Last Updated	7/25/2025
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

10 0

2026 CPS 42' AIR RIDE TRI AXLE BOTTOM DUMP, REAR LIFT AXLE, Tri Axle Steel Belly Dump Trailer - Air Ride, Fixed Axle

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2026 CPS Tri Axle Bottom Dump, 42', Front and Rear Aluminum Bolt On Fenders, 23 Cubic Yards, Single Hopper, Bang Boards, Pin Setting Gate Limiters, Versa Valve, Windrow Deflector, Tri Axle,...

Quantity	5
Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	236277
MLS Number	13721058
Category	Belly Dump Trailers
Last Updated	7/24/2025
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

14 0

2026 CPS TRI AXLE AIR RIDE BOTTOM DUMP, LIFT AXLE, VERSA VA Belly Dump Trailer

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2026 CPS Tri Axle Bottom Dump, 42', Front and Rear Aluminum Bolt On Fenders, 23 Cubic Yards, Single Hopper, Bang Boards, Pin Setting Gate Limiters, Versa Valve, Windrow Deflector, Tri Axle,...

Quantity	5
Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	236276
MLS Number	13703431
Category	Belly Dump Trailers
Last Updated	7/24/2025
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

(844) 714-___ SHOW
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7 0

2025 SmithCo SX3-47-36 Side Dump Trailer

$79,400 USD

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	6884
MLS Number	13712037
Category	Side Dump Trailers
Last Updated	7/19/2025
Location	Boise, ID, US
Sold By	Diesel Depot

(833) 965-___ SHOW
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10 0

2025 MAC 34 ft Frameless End Dump Trailer - Tri Axle, Aluminum, Air Ride

$93,500 USD

3 AVAILABLE - 34' X 96" Smooth Side, 52" Walls, Top Hinge Gate, Tr-Axle w/ Front Lift, Aluminum Wheels, Cab Air Controls, Air Ride, Drum Brakes,

Quantity	3
Condition	New
L x W	34 ft. x 96 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SR080094
MLS Number	12922073
Category	End Dump Trailers
Last Updated	7/23/2025
Location	Inver Grove Heights, MN, US
Sold By	North American Trailer

14 0

2024 Construction Trailer Specialists (CTS) CTS TRI AXLE BOTTOM DUMP, NEW ELECTRIC TARP, LIFT Belly Dump Trailer

$54,900 USD

2024 CTS Tri Axle Bottom Dump, 40', Front and Rear Fenders, Single Hopper, Bang Boards, New Electric Flip Tarp, Versa Valve, Windrow Deflector, Tri Axle, Air Ride w Front Lift Axle, Steel...

Quantity	4
Condition	Used
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	UE10924
MLS Number	13709932
Category	Belly Dump Trailers
Last Updated	7/25/2025
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

(844) 721-___ SHOW
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9 1

2018 East 34ft End Dump Trailer - 64-Inch Sides, Full Frame, Aluminum Box, Tri-Axle, Air Ride, Sliding Tarp, Front Man Door, Lift Axle

$56,990 USD

2018 East 34 ft End Dump Trailer, , Model: East Genesis 34' End Dump Trailer, Full Frame, Aluminum Box, Tri-Axle, Air Ride Suspension, Title Status: MI Paper Clean, 34x96x64 - 34...

Condition	Used
L x W	34 ft. x 96 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Floor Type	Aluminum Floor
Weight	13,700
Stock Number	ALMBX
MLS Number	13581984
Category	End Dump Trailers
Last Updated	7/17/2025
Location	Palms, MI, US
Sold By	ITAG Equipment

(844) 714-___ SHOW
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8 0

2026 SmithCo SX3-47-36 Side Dump Trailer

$79,400 USD

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	6887
MLS Number	13707358
Category	Side Dump Trailers
Last Updated	7/17/2025
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(844) 714-___ SHOW
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8 0

2026 SmithCo SX3-47-36 Side Dump Trailer

$79,400 USD

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	6888
MLS Number	13703144
Category	Side Dump Trailers
Last Updated	7/16/2025
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(866) 286-___ SHOW
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43 1

2011 DECAP 40 ft Tri axle Belly Dump Trailer

$31,000 USD

2011 DECAP 40 ft Tri axle Belly Dump Trailer Air Ride Suspension, Clam Gate, Manual Roll Tarp, Aluminum Wheels, 11R 24.5 Tires, GVWR 40,000 kg, Estimated Payload: 32,000 KG Length: 42...

Condition	Used
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	B014
MLS Number	13334893
Category	Belly Dump Trailers
Last Updated	7/29/2025
Location	Nisku, AB, Canada
Sold By	KMK Trailers

9 0

2025 SmithCo 4736 DUALED OUT 3/16" TUB 55 YARD SUPER HIGH VOLUM Side Dump Trailer

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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,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	13694027
Category	Side Dump Trailers
Last Updated	7/10/2025
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

(833) 300-___ SHOW
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10 0

2020 Manac DUMP TRAILER Dump Trailer

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Air Ride Suspension, Tri Rear Axles, Composition: Steel

Condition	Used
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	R-36834
MLS Number	13693724
Category	Dump Trailers (Semi Truck)
Last Updated	7/10/2025
Location	Champlain, NY, US
Sold By	Gamache Truck Center

20 0

2025 SmithCo 47x102 Tri Axle Steel Side Dump Trailer - Air Ride, Fixed Spread Axle

$97,500 USD

On Ground 2025 Smith Co 4736 MHV 65 Yard Capacity 47' Super Tri Rear Lift Axle Valve on Trailer Work Lights Elec Tarp,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1963
MLS Number	13073903
Category	Side Dump Trailers
Last Updated	7/10/2025
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

11 0

2025 SmithCo 4736 SPREAD DUALED OUT TRI REAR LIFT Side Dump Trailer

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3 Available 2025 Smith Co 47' Tri Axle Spread with 22.5 Wheels/Tires with Aluminum Outside Rims, Valve on Trailer, Electric Mesh Tarp, Dual Tires and Wheels on All 3 with Rear Lift Axle,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1759
MLS Number	11740818
Category	Side Dump Trailers
Last Updated	7/10/2025
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

16 0

2025 SmithCo 4736 SUPER TRI REAR LIFT WITH ALL DUALS Side Dump Trailer

$83,800 USD

2 Available 47" Smith Co Super Tri 49"-79" Axle Spacing with Rear Lift Axle, Duals on All Three Axles, Aluminum Outside Wheels, Valve On Trailer, Electric Tarp, Manual Override Handle Kit to...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1570
MLS Number	11034877
Category	Side Dump Trailers
Last Updated	7/10/2025
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

(855) 370-___ SHOW
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12 0

2025 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$83,900 USD

(Price is FOB the Factory - FET Included) Coming Soon! 2025 SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	26SM005
MLS Number	13690251
Category	Side Dump Trailers
Last Updated	7/9/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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14 0

2026 SmithCo 47x102 Tri Axle Steel Side Dump Trailer - Air Ride

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 SmithCo SX3-4736 Steel Tri-Axle Spread w/Rear Lift Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	26SM004
MLS Number	13690219
Category	Side Dump Trailers
Last Updated	7/9/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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14 0

2026 SmithCo 47x102 Tri Axle Steel Side Dump Trailer - Air Ride

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 SmithCo SX3-4736 Steel Tri-Axle Spread w/Rear Lift Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	26SM003
MLS Number	13690216
Category	Side Dump Trailers
Last Updated	7/9/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(844) 501-___ SHOW
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27 0

2024 Trailstar 36 ft Frame End Dump Trailer - Tri Axle, Aluminum, Air Ride

$105,000 USD

In stock now!, Syracuse, NY, 36', Full frame, Full liner, Aero Top Glide tarp, Drum brakes, $105,000 + FET,

Condition	New
L x W	36 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	7145
MLS Number	12316864
Category	End Dump Trailers
Last Updated	7/9/2025
Location	Syracuse, NY, US
Sold By	Tri Tank Corp