Tri Axle Dump Trailers For Sale

2027 SmithCo SX3-47-36 Side Dump Trailer

$82,500 USD

Brand new!! 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"...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	7189
MLS Number	14548391
Category	Side Dump Trailers
Last Updated	8/18/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

2027 SmithCo SX3-47-36 Side Dump Trailer

$82,500 USD

Brand new!! 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"...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	7190
MLS Number	14548388
Category	Side Dump Trailers
Last Updated	8/18/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

2027 SmithCo MHVSR3-44-36 Side Dump Trailer

$92,300 USD

Brand new!! Made in the USA!! 44' trailer with 36' tub, 63.7 cubic yard capacity, 54" axle spacing, 18" Kingpin setting, 25K Axles, 2 speed landing gear, Electric roll over tarp, 3/16" AR400...

Condition	New
L x W	44 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	MHV
MLS Number	14521277
Category	Side Dump Trailers
Last Updated	8/18/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

2026 Manac 4B346A230 Belly Dump Trailer

Contact for price

$2,350/mo to rent

New 46'6" x 102", 26 cubic yard heaped, 3rd axle liftable-non steerable, 77" 3rd axle spread- 50" 1st/2nd axle, 18" Kingpin setting on ocillating 5th wheel plate, Electric roll over tarp,...

Condition	New
L x W	46.5 x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	H.D. 994
MLS Number	13809411
Category	Belly Dump Trailers
Last Updated	8/11/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(800) 480-___ SHOW
NUMBERCall Seller

2027 Demco 44ft Tri Axle Steel Side Dump Trailer - Air Ride

$81,473 USD

Enjoy $0 Down Financing with No Payments for 6 Months, Affordable Nationwide Delivery, and Unbeatable Prices! New Demco Triple Axle Side Dump Trailer w/ a 37', 24 Cu Yd Capacity Tub, 128"...

Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	12925722
Category	Side Dump Trailers
Last Updated	8/6/2026
Location	Henderson, IA, US
Sold By	Keast Enterprises

(800) 480-___ SHOW
NUMBERCall Seller

2027 Demco 44ft Tri Axle Steel Side Dump Trailer - Air Ride

$79,662 USD

Enjoy $0 Down Financing with No Payments for 6 Months, Affordable Nationwide Delivery, and Unbeatable Prices! New Demco Triple Axle Side Dump Trailer w/ a 34', 22.5 Cu Yd Capacity Tub, 128"...

Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	12907407
Category	Side Dump Trailers
Last Updated	8/6/2026
Location	Henderson, IA, US
Sold By	Keast Enterprises

(833) 801-___ SHOW
NUMBERCall Seller

2007 Rhodes 35 ft End Dump Trailer - Tri Axle, Aluminum, Spring

$18,000 USD

GOOD TRAILER, TARP, GREAT TRAILER FOR TRASH AND DEBRIS! 35 FT LONG/ 78 INCH SIDES!,

Condition	Used
Suspension	Spring
Rear Axle	Tri Axle
Stock Number	07RHOD073TRIDUMP
MLS Number	14347199
Category	End Dump Trailers
Last Updated	8/4/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 551-___ SHOW
NUMBERCall Seller

2027 MAC 28 ft Frame End Dump Trailer - Tri Axle, Aluminum, Air Ride

Contact for price

Triaxle with aluminum frame. Tarp and liner choices available

Quantity	12
Condition	New
L x W	30 ft. x 96 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Floor Type	Aluminum Floor
Stock Number	Frame Type Triaxle
MLS Number	9017113
Category	End Dump Trailers
Last Updated	7/31/2026
Location	Ellaville, GA, US
Sold By	Southeastern Pneumatic Southwestern Pneumatic

(888) 227-___ SHOW
NUMBERCall Seller

Southeastern Pneumatic Southwestern Pneumatic

2024 Cancade 33HDX450 End Dump Trailer

Contact for price

Tandem Neck Tri-Axle end dump, Axle: Tandem Neck Tri-Axle end dump, Mileage: 1,

Condition	New
Suspension	Hendrickson
Rear Axle	Tri Axle
Stock Number	16187
MLS Number	12055818
Category	End Dump Trailers
Last Updated	7/30/2026
Location	Estevan, SK, Canada
Sold By	Brandt

2027 SmithCo 47x102 Tri Axle Steel Side Dump Trailer - Air Ride, Fixed Axle

$86,900 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2027 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	27SM008
MLS Number	14512018
Category	Side Dump Trailers
Last Updated	7/29/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2027 SmithCo 47x102 Tri Axle Steel Side Dump Trailer - Air Ride, Fixed Axle

$86,900 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) Coming Soon! 2027 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	27SM007
MLS Number	14512017
Category	Side Dump Trailers
Last Updated	7/29/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	27SM002
MLS Number	14511997
Category	Side Dump Trailers
Last Updated	7/29/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) 2027 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	27SM001
MLS Number	14511996
Category	Side Dump Trailers
Last Updated	7/29/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	7/29/2026
Location	London, OH, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	7/29/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	7/29/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	7/29/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	7/29/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	7/29/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

2027 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

$85,900 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	7/29/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(844) 362-___ SHOW
NUMBERCall Seller

2025 Demco CR423-AR-3424 Side Dump Trailer

$79,500 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	7/29/2026
Location	Owatonna, MN, US
Sold By	Curt's Truck and Diesel Service Inc.

(844) 301-___ SHOW
NUMBERCall Seller

2027 SmithCo SX3-47-36 Side Dump Trailer

Contact for price

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 Fender Selector Spreader Bar For Dump Side...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T8111
MLS Number	14247079
Category	Side Dump Trailers
Last Updated	7/27/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

(844) 301-___ SHOW
NUMBERCall Seller

2027 SmithCo SX3-47-36 Side Dump Trailer

Contact for price

2027 Smith Co 47' Super Tri 49"-79" Axle Spacing 36' 1/4" AR450 Tub Dualed Out Rear Lift Electric Mesh Tarp Valve on Trailer to Run Tub,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	13429577
Category	Side Dump Trailers
Last Updated	7/27/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

(844) 301-___ SHOW
NUMBERCall Seller

2027 SmithCo SX3-47-36 Side Dump Trailer

Contact for price

2026 Smith Co 47' Super Tri Duals on All Three Axles Rear Lift Valve on Trailer Electric Tarp 5 ID Lights 3 Tail Lights Per Side,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	13138463
Category	Side Dump Trailers
Last Updated	7/27/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC