Tri Axle Dump Trailers For Sale in United States

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

Newly Listed

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 SmithCo SX3-4736 Steel Tri-Axle Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102" Wide, 18" Pin...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	26SM019
MLS Number	14086039
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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

Newly Listed

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 SmithCo SX3-4736 Steel Tri-Axle Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102" Wide, 18" Pin...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	26SM018
MLS Number	14086038
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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

Newly Listed

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 SmithCo SX3-4736 Steel Tri-Axle Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102" Wide, 18" Pin...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	26SM017
MLS Number	14086037
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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

Newly Listed

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 SmithCo SX3-4736 Steel Tri-Axle Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102" Wide, 18" Pin...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	26SM013
MLS Number	14086035
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2026 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Newly Listed

$81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 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	26SM020
MLS Number	14086020
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2026 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Newly Listed

$81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2026 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	26SM010
MLS Number	14086017
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(833) 932-___ SHOW
NUMBERCall Seller

2026 MAC FRAME MVP-SS End Dump Trailer

Newly Listed

Contact for price

This\ Mac trailer measures 34' x 96" and features 64" sides with approximately 49 cubic yards of capacity, a tri-axle configuration with a front lift axle, bulkhead door, 2-way gate, durable...

Condition	New
Rear Axle	Tri Axle
Stock Number	N8187
MLS Number	14085978
Category	End Dump Trailers
Last Updated	1/14/2026
Location	Bangor, ME, US
Sold By	Freightliner of Maine

(833) 982-___ SHOW
NUMBERCall Seller

2026 MAC FRAME MVP-SS End Dump Trailer

Newly Listed

Contact for price

This Mac trailer measures 34' x 96" and features 64" sides with approximately 49 cubic yards of capacity, a tri-axle configuration with a front lift axle, bulkhead door, 2-way gate, durable...

Condition	New
Rear Axle	Tri Axle
Stock Number	N8186
MLS Number	14085976
Category	End Dump Trailers
Last Updated	1/14/2026
Location	Houlton, ME, US
Sold By	Freightliner of Maine

(833) 254-___ SHOW
NUMBERCall Seller

2017 East 30 ft End Dump Trailer - Tri Axle, Aluminum, Spring

Recently Updated

$50,000 USD

2017 East Florida Spec Tri-Axle, Air Front Lift Axle, 30' Steel Frame 24' Aluminum Box, 60" Inside Wall Height, Front to Back Aero Electric Tarp, 22.5 Steel Wheels. Call Us To Get A Price...

Condition	Used
L x W	30 ft. x 96 in.
Suspension	Spring
Rear Axle	Tri Axle
Stock Number	3551
MLS Number	13998143
Category	End Dump Trailers
Last Updated	1/13/2026
Location	Jacksonville, FL, US
Sold By	CMD Trailer Sales & Leasing Inc.

2025 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Recently Updated

$81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34234
MLS Number	13166609
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	London, OH, US
Sold By	Vander Haag's Inc.

2025 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Price Drop $81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34234
MLS Number	13166604
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2025 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Price Drop $81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34234
MLS Number	13166603
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

2025 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Price Drop $81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34234
MLS Number	13166602
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2025 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Price Drop $81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34234
MLS Number	13166601
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2025 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Price Drop $81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34234
MLS Number	13166599
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

2026 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

Price Drop $81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4234 Steel Tri-Axle Side Dump, 42' Frame Length (Black), 34' Tub Length (Gray - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	42 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34234
MLS Number	13166597
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(833) 346-___ SHOW
NUMBERCall Seller

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

Recently Updated

$45,900 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	1/10/2026
Location	Cheyenne, WY, US
Sold By	Utility Trailer Interstate

(844) 714-___ SHOW
NUMBERCall Seller

2026 SmithCo MHVSR3-44-36 Side Dump Trailer

Recently Updated

$89,200 USD

Made in the USA!! 44' trailer with 36' tub, 63.7 cubic yard capacity, 24" Side extensions, 2 speed landing gear, 18" Kingpin setting, Electric roll over tarp, 1/4" AR450 hardened steel tub,...

Condition	New
L x W	44 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	7012
MLS Number	14056816
Category	Side Dump Trailers
Last Updated	1/9/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(855) 605-___ SHOW
NUMBERCall Seller

1999 SPECIALLY CONST 42ft Tri Axle Steel Belly Dump Trailer - Spring

Newly Listed

$24,500 USD

3 axle, front lift, Spring suspension, tarp

Condition	Used
Suspension	Spring
Rear Axle	Tri Axle
Stock Number	BTS9228
MLS Number	14079887
Category	Belly Dump Trailers
Last Updated	1/9/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(833) 254-___ SHOW
NUMBERCall Seller

2023 East Genesis 30 ft End Dump Trailer - Tri Axle, Aluminum, Spring

Recently Updated

$61,950 USD

2023 East Florida Spec Tri-Axle, Air Front Lift Axle, 30' Steel Frame 24' Aluminum Box, 60" Inside Wall Height, Front to Back Aero Electric Tarp, 22.5 Aluminum Wheels. Call Us To Get A Price...

Condition	Used
L x W	30 ft. x 96 in.
Suspension	Spring
Rear Axle	Tri Axle
Stock Number	3596
MLS Number	14065931
Category	End Dump Trailers
Last Updated	1/8/2026
Location	Jacksonville, FL, US
Sold By	CMD Trailer Sales & Leasing Inc.

(844) 611-___ SHOW
NUMBERCall Seller

2026 Side Dump Industries Steel Side Dump Trailer - Air Ride

Recently Updated

$72,900 USD

Dump from either side, diverter valve on trailer, 3 pivot points/ side for better support 3 axle super-tri in stock, 2-6 AXLE TRAILERS AVAILABLE, CALL FOR MORE INFO PRICING ON THE BEST SIDE...

Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	13811105
Category	Side Dump Trailers
Last Updated	1/8/2026
Location	Rigby, ID, US
Sold By	Grover's All-Wheels, LLC

2026 SmithCo SX3-4736 Side Dump Trailer

Recently Updated

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4736 Steel Tri-Axle Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34736
MLS Number	13166589
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	London, OH, US
Sold By	Vander Haag's Inc.

2026 SmithCo SX3-4736 Side Dump Trailer

Recently Updated

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4736 Steel Tri-Axle Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34736
MLS Number	13166588
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2026 SmithCo SX3-4736 Side Dump Trailer

Recently Updated

$84,100 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) SmithCo SX3-4736 Steel Tri-Axle Side Dump, 47' Frame Length (Black), 36' Tub Length (Black - Round Bottom), 102" Wide, 18" Pin Setting, Air Ride...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	SM-SX34736
MLS Number	13166586
Category	Side Dump Trailers
Last Updated	1/13/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.