New Tri Axle Side Dump Trailers For Sale

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

Recently Updated

$77,805 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	6/5/2026
Location	Henderson, IA, US
Sold By	Keast Enterprises

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

Recently Updated

$76,076 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	6/5/2026
Location	Henderson, IA, US
Sold By	Keast Enterprises

(833) 780-___ SHOW
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2025 JET TRI AXLE SIDE DUMP Side Dump Trailer

Price Drop $87,900 USD

Ready and on the Ground today! This Tri Axle Battleship Grey Tub on Black Frame JET Side dumper is a showstopper. The $90,000 Price is out the door pricing. (Includes FET tax) No nonsense...

Quantity	2
Condition	New
L x W	48 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	2240
MLS Number	14220835
Category	Side Dump Trailers
Last Updated	6/4/2026
Location	West Valley City, UT, US
Sold By	Utah Tank & Trailer

(844) 611-___ SHOW
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2027 Side Dump Industries Super Tri Side Dump Trailer

Recently Updated

$73,500 USD

NEW 2027 SDI SUPER TRI , 35' TUB 47' OVERALL LENGTH, REAR AXLE LIFT, 50 DEGREE DUMP ANGLE, DUMP FROM EITHER SIDE W/ 3 TUB SUPPORTS, BRACING ON OUTSIDE OF TUB FOR A OPEN INSIDED TUB FOR MORE...

Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	GW26010
MLS Number	14149830
Category	Side Dump Trailers
Last Updated	6/3/2026
Location	Rigby, ID, US
Sold By	Grover's All-Wheels, LLC

(855) 370-___ SHOW
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2026 SmithCo SX3-4234 TRI-AXLE Side Dump Trailer

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$81,500 USD

(PRICE IS FOB THE FACTORY - FET INCLUDED) 2026 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	26SM022
MLS Number	14116635
Category	Side Dump Trailers
Last Updated	6/3/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2026 SmithCo 65 YARD MHV 47 SUPER TRI Side Dump Trailer

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65 Smith Co MHV High Volume Side Dump 47' Long Rear Lift Duals on on All 3 Axles Tarp Valve Work Lights,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	14000648
Category	Side Dump Trailers
Last Updated	6/2/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2026 SmithCo 65 YARD MHV WITH 24" EXTENSIONS Side Dump Trailer

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Smith Co 47' 65 Yard MHV with 24" Extensions, Electric Tarp, Valve on Trailer, Work Lights, Dualed Out Rear Lift Grease Lines to Cyliners Pins at Drivers Side Fender,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T3135
MLS Number	13537544
Category	Side Dump Trailers
Last Updated	6/2/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

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

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2026 Smith Co 4736 MHV 47' Long Tri Axle with Rear Lift, Duals on All Three Axles, Work Lights Valve on Trailer Electric Tarp,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1004
MLS Number	13415930
Category	Side Dump Trailers
Last Updated	6/2/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

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

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On Ground 2026 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	6/2/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2026 SmithCo 4736 MHV 65 YARD HIGH VOLUME SIDE DUMP Side Dump Trailer

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65 Yard High Volume MHV Smith Co Super Tri Side Dump with Rear Lift and 24" Extensions, Electric Tarp,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1616
MLS Number	11264068
Category	Side Dump Trailers
Last Updated	6/2/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2026 SmithCo 4736 SHV 24" EXTENSION 55 YARDS ELEC TARP Side Dump Trailer

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Smith Co Super High Volume 55 Yards with 24" extension triple with rear lift all dualed axles electric tarp valve on trailer, Lights at Front and Rear,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T3333
MLS Number	10212937
Category	Side Dump Trailers
Last Updated	6/2/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2026 SmithCo 4736 SUPER TRI AXLE WITH REAR LIFT Side Dump Trailer

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2026 Smith Co Super Tri Axle With Dualed Out Rear Lift Axle, 49"- 79" Super Tri Axle Spacing, Mesh Electric Tarp, AR400 36' Steel Tub, Aluminum Outter Rims, Valve on Trailer. cylinder grease...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1217
MLS Number	8539489
Category	Side Dump Trailers
Last Updated	6/2/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2026 SmithCo TRI AXLE SIDE DUMP W SUPER SPREAD, AIR RIDE, 6" HD Side Dump Trailer

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2026 SmithCo Tri Axle Side Dump, 47', 6" HD Cylinders, 2-Way Valve, Half Round AR450 Steel Rock Tub, 2 Pivot Points, 2-Speed Landing Gear, Front and Rear Fenders, Tri Axle, Air Ride w Rear...

Quantity	7
Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	476047
MLS Number	14399423
Category	Side Dump Trailers
Last Updated	5/30/2026
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

(844) 362-___ SHOW
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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	5/27/2026
Location	Owatonna, MN, US
Sold By	Curt's Truck and Diesel Service Inc.

2026 SmithCo TRI AXLE AIR RIDE SIDE DUMP, 6" CYLINDERS, REAR LI Side Dump Trailer

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2026 SmithCo Tri Axle Side Dump, 47', 6" HD Cylinders, 2-Way Valve, Half Round AR450 Steel Rock Tub, 2 Pivot Points, 2-Speed Landing Gear, Front and Rear Fenders, Tri Axle, Air Ride w Rear...

Quantity	4
Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	476045
MLS Number	14378875
Category	Side Dump Trailers
Last Updated	5/19/2026
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

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	7107
MLS Number	14324878
Category	Side Dump Trailers
Last Updated	4/22/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

2026 SmithCo 4736 MHV TRI REAR LIFT 24 EXTENSIONS Side Dump Trailer

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New Smith Co 47' Tri Axle Rear Lift MHV 65 Yard with 24" Extensions Aluminum Outside Wheels Rear Lift All 3 Axles Dualed Out Valve on Trailer With Counter Balance Valve Electric Tarp Work...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	14320854
Category	Side Dump Trailers
Last Updated	4/19/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

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

$86,200 USD

(Price includes FET and is FOB the Factory) 2027 Jet 47'x102" Tri-Axle Spread Side Dump, 36' Round Bottom Tub, Triple Axle (space: 49"/72"), Air Ride Suspension, Lift on 3rd Axle, 18" King...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	27JT001
MLS Number	14116583
Category	Side Dump Trailers
Last Updated	4/17/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2026 JET JET SUPER SPREAD TRI AXLE SIDE DUMP Side Dump Trailer

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2026 Jet Super Spread Tri Axle Side Dump, 45', Front and Rear Fenders, 2 Speed Landing Gear, 2 Way Valve, 4 Pivot Points Per Side, 1/4" AR400 Steel Rock Tub, Inverted Cylinders, Superior...

Quantity	6
Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	NE11661
MLS Number	13985371
Category	Side Dump Trailers
Last Updated	4/15/2026
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

2026 JET JET TRI AXLE SIDE DUMP, ELECTRIC TARP, AIR RIDE, 2 Side Dump Trailer

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2026 Jet Tri Axle Side Dump, 46', Front and Rear Fenders, 2 Speed Landing Gear, 2 Way Valve, 4 Pivot Points Per Side, 1/4" AR400 36' Steel Rock Tub, Inverted Cylinders, Superior Engineered...

Quantity	2
Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	NE7191
MLS Number	12781294
Category	Side Dump Trailers
Last Updated	4/15/2026
Location	Henderson, CO, US
Sold By	Utility Trailer Interstate

2026 JET TRI AXLE SUPER SPREAD SIDE DUMP, AIR RIDE W REAR L Side Dump Trailer

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2026 Jet Super Spread Tri Axle Side Dump, 45', Front and Rear Fenders, 2 Speed Landing Gear, 2 Way Valve, 4 Pivot Points Per Side, 1/4" AR400 Steel Rock Tub, Inverted Cylinders, Superior...

Quantity	2
Condition	New
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	51174
MLS Number	12437723
Category	Side Dump Trailers
Last Updated	4/15/2026
Location	Humboldt, IA, US
Sold By	Utility Trailer Interstate

2026 SmithCo MHVSR3-44-36 Side Dump Trailer

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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	MHV
MLS Number	14056816
Category	Side Dump Trailers
Last Updated	4/11/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

2026 SmithCo SX3-47-36 Side Dump Trailer

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$3,250/mo to rent

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	991
MLS Number	14299379
Category	Side Dump Trailers
Last Updated	4/9/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

2026 SmithCo SX3-47-36 Side Dump Trailer

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$3,250/mo to rent

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	992
MLS Number	14299376
Category	Side Dump Trailers
Last Updated	4/9/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot