New Tri Axle Side Dump Trailers For Sale

(844) 714-___ SHOW
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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	7223
MLS Number	14571663
Category	Side Dump Trailers
Last Updated	10/3/2026
Location	Boise, ID, US
Sold By	Diesel Depot

(800) 480-___ SHOW
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2027 Demco CR423-AR-3424 Side Dump Trailer

$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	12998717
Category	Side Dump Trailers
Last Updated	9/24/2026
Location	Henderson, IA, US
Sold By	Keast Enterprises

2027 SmithCo 4736 MHV 30" EXTENSIONS Side Dump Trailer

$109,900 USD

New Smith Co 47' MHV 30" Passanger Side Extensions 24" Drivers Side Drop Down Extensions Duals on All 3 Axles Rear Lift Axle Valve on Trailer Work Lights,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	14259814
Category	Side Dump Trailers
Last Updated	9/16/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 4736 MHV 30" EXTENSIONS DRIVERS FLIP DOWN DOOR Side Dump Trailer

$109,900 USD

Smith Co 47' Tri Axle Spread with Rear Lift Axle Duals on all 3 Axles 30" Passanger Side Extension Drop Down Hydraulic Door on Drivers Side Valve on Trailer with Work Lights Electric Tarp,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T2039
MLS Number	14054083
Category	Side Dump Trailers
Last Updated	9/16/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 4736 MHV Side Dump Trailer

$101,750 USD

47' 65 Yard MHV with 24" Extensions Tri Axle with Rear Lift Axle. 6" Cylinders Valve on Trailer Work Lights Counter Balance Valve,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T2037
MLS Number	14468906
Category	Side Dump Trailers
Last Updated	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 65 YARD MHV 47 SUPER TRI Side Dump Trailer

$101,750 USD

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	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 4736 DUALED OUT 3/16" TUB 55 YARD SUPER HIGH VOLUM Side Dump Trailer

$101,750 USD

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
Stock Number	T1003
MLS Number	13694027
Category	Side Dump Trailers
Last Updated	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo SX3-47-36 Side Dump Trailer

$87,500 USD

2027 Smith Co 47' Tri Axle Spread with Rear Lift Aluminum Outside Wheels Duals on All Three Axles Valve on Trailer, Cab Kit Electric Tarp,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T6000
MLS Number	13665661
Category	Side Dump Trailers
Last Updated	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 65 YARD MHV WITH 24" EXTENSIONS Side Dump Trailer

$101,750 USD

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	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo SX3 Side Dump Trailer

$86,250 USD

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 Lines To Drivers Side Fenders for Cylinder...

Condition	New
L x W	44 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	13444269
Category	Side Dump Trailers
Last Updated	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

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

$101,750 USD

Smith Co 6" Cylinder 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	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 65 YARD 4736 MHV SUPER TRI HIGH VOLUME SIDE Side Dump Trailer

$101,750 USD

4736 High Volume Side Dump. 65 Yard Capacity with 24" Extension, Dualed Out Rear Lift Axle with Aluminum Outside Wheels, Valve on Trailer with Aero Side Kick 2 Electric Tarp,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	11688006
Category	Side Dump Trailers
Last Updated	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo SHV - 4736 TRI Side Dump Trailer

$101,750 USD

2 Avalible 6" Cylinder Smith Co 4736 Super Tri Super High Volume 55 yard Capacity Side Dump with 24" Extensions. Super Tri with Rear Lift Axle, Electric Tarp with Valve on the Trailer,...

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1804
MLS Number	11688000
Category	Side Dump Trailers
Last Updated	9/4/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 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	8/22/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 4736 MHV 65 YARD SUPER TRI Side Dump Trailer

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Smith Co 4736 MHV 47' Long 36' Tub 24" Extensions Electric Tarp Valve on Trailer Tri Axle with Rear Lift Work Lights,

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	13415936
Category	Side Dump Trailers
Last Updated	8/22/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

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

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2027 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	8/22/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 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	8/22/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

2027 SmithCo 4736 SUPER TRI AXLE WITH REAR LIFT Side Dump Trailer

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

Condition	New
L x W	47 ft. x 102 in.
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	T1517
MLS Number	10675734
Category	Side Dump Trailers
Last Updated	8/22/2026
Location	Moorhead, MN, US
Sold By	Trailer Sales LLC

(844) 714-___ SHOW
NUMBERCall Seller

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

(844) 714-___ SHOW
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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

(800) 480-___ SHOW
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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

(855) 370-___ SHOW
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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.

(855) 370-___ SHOW
NUMBERCall Seller

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.