New Tri Axle Dump Trailers with Air Ride Suspension For Sale

Your Current Search
Industry
Trailers
Category
Dump Trailers (Semi Truck)
Rear Axle
Tri
Suspension Type
Air Ride
Condition
New
Market Type
For Sale
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trailers (90)
Model
Select a manufacturer to view available models.
Condition
Model Year
-
Length
-
Rear Axle
Tri (90)
Suspension Type
Air Ride (90)
Inspection Report
Yes (0)
No (90)
Warranty
Yes (1)
No (0)
Price
-
State / Region
Select a country to view available states.
Market Type
1-25 of 90 results
1-25 of 90 results
Featured Item
Demco CR 3413 42-3 Side Dump Trailer
9 0

2023 Demco CR 3413 42-3 Side Dump Trailer

$79,900 USD
*stock photo. @ units available Dec. 2022 Black Corsol paint on chassis, frame and tub Remote grease zerk LED lights and rear strobe 34' FLX500 Dump Body Roll Rite electric mesh tarp Rear...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Stock Number3TN000638
MLS Number11754917
CategorySide Dump Trailers
Last Updated8/13/2024
Location
Saint Michael, MN, US
Sold By

Boyer Trucks

SmithCo SX3-4736 Side Dump Trailer
8 0

2025 SmithCo SX3-4736 Side Dump Trailer

Newly Listed
Call for price
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...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
MLS Number13069702
CategorySide Dump Trailers
Last Updated8/24/2024
Location
Aberdeen, ID, US
Sold By

Diesel Depot

SmithCo 4736 SUPER TRI AXLE WITH REAR LIFT Side Dump Trailer
15 0

2025 SmithCo 4736 SUPER TRI AXLE WITH REAR LIFT Side Dump Trailer

Recently Updated
$82,900 USD
5 availible 2025 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....
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberT1217
MLS Number8539489
CategorySide Dump Trailers
Last Updated8/24/2024
Location
Moorhead, MN, US
Sold By

Trailer Sales LLC

SmithCo SX3-4736 Side Dump Trailer
7 0

2025 SmithCo SX3-4736 Side Dump Trailer

Newly Listed
Call for price
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...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number6615
MLS Number13068331
CategorySide Dump Trailers
Last Updated8/23/2024
Location
Aberdeen, ID, US
Sold By

Diesel Depot

Sidump'r 42x96 Tri Axle Steel Side Dump Trailer - Air Ride
6 0

2025 Sidump'r 42x96 Tri Axle Steel Side Dump Trailer - Air Ride

Recently Updated
Call for price
36' Tub, Tri-Axle, Rear Lift Axle, Air Ride, Drum Brakes, Steel Wheels, Electric Mesh Tarp,
ConditionNew
L x W42 ft. x 96 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberSC688099
MLS Number13027889
CategorySide Dump Trailers
Last Updated8/23/2024
Location
Inver Grove Heights, MN, US
Sold By

North American Trailer

MAC 34 ft Frameless End Dump Trailer - Tri Axle, Aluminum, Air Ride
10 0

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

Recently Updated
Call for price
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,
Quantity3
ConditionNew
L x W34 ft. x 96 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberSR080094
MLS Number12922073
CategoryEnd Dump Trailers
Last Updated8/23/2024
Location
Inver Grove Heights, MN, US
Sold By

North American Trailer

MAC 35 ft Frameless Half Round End Dump Trailer - Tri Axle, Aluminum, Air Ride
6 0

2025 MAC 35 ft Frameless Half Round End Dump Trailer - Tri Axle, Aluminum, Air Ride

Recently Updated
Call for price
Frameless Half-Rnd - 60" Wall, Air Ride, Drum Brakes, Aluminum Wheels, Front Lift Axle,
Quantity2
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Half RoundYes
Stock NumberSW073526
MLS Number12889199
CategoryEnd Dump Trailers
Last Updated8/23/2024
Location
Inver Grove Heights, MN, US
Sold By

North American Trailer

MAC 34 ft Frameless End Dump Trailer - Tri Axle, Aluminum, Air Ride
4 0

2024 MAC 34 ft Frameless End Dump Trailer - Tri Axle, Aluminum, Air Ride

Recently Updated
Call for price
Qty (3) Tri-axle Frameless - 34X96, 60" Sides, Air Ride, Drum Brakes, Aluminum Wheels, Front Lift-Axle,
ConditionNew
L x W34 ft. x 96 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberRR076259
MLS Number12704835
CategoryEnd Dump Trailers
Last Updated8/23/2024
Location
Inver Grove Heights, MN, US
Sold By

North American Trailer

Demco SIDE DUMP 46 FT Side Dump Trailer
11 0

2025 Demco SIDE DUMP 46 FT Side Dump Trailer

Recently Updated
$81,500 USD
**NEW**, 2025 DEMCO CR463-AR128, 2 AVAILABLE. 46 FT SPREAD TRIPLE AXLE, REAR LIFT AXLE, 34FT AR450 DUMP BODY, REMOTE GREASE SYSTEM, ROLL RITE ELECTRIC MESH TARP, PUSH BLOCK, BLACK CORSOL...
ConditionNew
L x W46 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberBTS0343
MLS Number12902961
CategorySide Dump Trailers
Last Updated8/21/2024
Location
Choteau, MT, US
Sold By

Bouma Truck Sales

Demco SIDE DUMP 46 FT Side Dump Trailer
10 0

2025 Demco SIDE DUMP 46 FT Side Dump Trailer

Recently Updated
$81,500 USD
**NEW**, DEMCO CR463-AR128, 2 AVAILABLE. 46 FT SPREAD TRIPLE AXLE, REAR LIFT AXLE, 34FT AR450 DUMP BODY, REMOTE GREASE SYSTEM, ROLL RITE ELECTRIC MESH TARP, PUSH BLOCK, BLACK CORSOL PAINT,...
ConditionNew
L x W46 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberBTS0342
MLS Number12621024
CategorySide Dump Trailers
Last Updated8/21/2024
Location
Great Falls, MT, US
Sold By

Bouma Truck Sales

SmithCo SX3-4736 Side Dump Trailer
8 0

2025 SmithCo SX3-4736 Side Dump Trailer

Newly Listed
Call for price
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...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number6606
MLS Number13061525
CategorySide Dump Trailers
Last Updated8/23/2024
Location
Aberdeen, ID, US
Sold By

Diesel Depot

Demco 42ft Tri Axle Steel Side Dump Trailer - Air Ride
12 1

2025 Demco 42ft Tri Axle Steel Side Dump Trailer - Air Ride

Newly Listed
$87,900 USD
2025 Demco Side Dump | CR423-AR-3424 | 42' Triple Axle | Rear Lift Axle (Single) | Air Ride | Drum Brakes | 11R22.5 | 6" Diameter Dump Cylinder | Fenders and Flaps | Aero Electric Mesh Tarp...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberNSS000385
MLS Number13061330
CategorySide Dump Trailers
Last Updated8/20/2024
Location
Fargo, ND, US
Sold By

Wallwork Truck Center

Demco 42ft Tri Axle Steel Side Dump Trailer - Air Ride
12 1

2025 Demco 42ft Tri Axle Steel Side Dump Trailer - Air Ride

Newly Listed
$87,900 USD
2025 Demco Side Dump | CR423-AR-3424 | 42' Triple Axle | Rear Lift Axle (Single) | Air Ride | Drum Brakes | 11R22.5 | 6" Diameter Dump Cylinder | Fenders and Flaps | Aero Electric Mesh Tarp...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberNSS000386
MLS Number13061329
CategorySide Dump Trailers
Last Updated8/20/2024
Location
Fargo, ND, US
Sold By

Wallwork Truck Center

Demco 42ft Tri Axle Steel Side Dump Trailer - Air Ride
12 1

2025 Demco 42ft Tri Axle Steel Side Dump Trailer - Air Ride

Newly Listed
$87,900 USD
2025 Demco Side Dump | CR423-AR-3424 | 42' Triple Axle | Rear Lift Axle (Single) | Air Ride | Drum Brakes | 11R22.5 | 6" Diameter Dump Cylinder | Fenders and Flaps | Aero Electric Mesh Tarp...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberNSS000387
MLS Number13061326
CategorySide Dump Trailers
Last Updated8/20/2024
Location
Fargo, ND, US
Sold By

Wallwork Truck Center

Demco CR423-AR-3424 Side Dump Trailer
24 0

2025 Demco CR423-AR-3424 Side Dump Trailer

$81,458 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', 24.5 Cu Yd Capacity Tub, Ultra...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
MLS Number12998717
CategorySide Dump Trailers
Last Updated8/16/2024
Location
Henderson, IA, US
Sold By

Keast Enterprises

Demco Tri Axle Steel Side Dump Trailer - Air Ride
20 0

2025 Demco Tri Axle Steel Side Dump Trailer - Air Ride

$78,863 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' Tub, Ultra-Rugged CORSOL...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
MLS Number12938020
CategorySide Dump Trailers
Last Updated8/16/2024
Location
Henderson, IA, US
Sold By

Keast Enterprises

Demco Tri Axle Steel Side Dump Trailer - Air Ride
38 0

2025 Demco Tri Axle Steel Side Dump Trailer - Air Ride

Call for price
Enjoy $0 Down Financing with No Payments for 6 Months, Affordable Nationwide Delivery, and Unbeatable Prices! New Demco Side Dump Trailer Train w/ a 34', 22.7 Cu Yd Capacity Tub in Primary...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
MLS Number12938015
CategorySide Dump Trailers
Last Updated8/15/2024
Location
Henderson, IA, US
Sold By

Keast Enterprises

Demco 44ft Tri Axle Steel Side Dump Trailer - Air Ride
4 0

2025 Demco 44ft Tri Axle Steel Side Dump Trailer - Air Ride

$78,863 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', 22.7 Cu Yd Capacity Tub, Ultra...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
MLS Number12925722
CategorySide Dump Trailers
Last Updated8/16/2024
Location
Henderson, IA, US
Sold By

Keast Enterprises

Demco 44ft Tri Axle Steel Side Dump Trailer - Air Ride
24 0

2025 Demco 44ft Tri Axle Steel Side Dump Trailer - Air Ride

$81,458 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', 24.5 Cu Yd Capacity Tub, Ultra...
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
MLS Number12907407
CategorySide Dump Trailers
Last Updated8/16/2024
Location
Henderson, IA, US
Sold By

Keast Enterprises

JET TRI AXLE SUPER SPREAD SIDE DUMP, AIR RIDE W REAR L Side Dump Trailer
6 0

2025 JET TRI AXLE SUPER SPREAD SIDE DUMP, AIR RIDE W REAR L Side Dump Trailer

Call for price
2025 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...
Quantity2
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Stock Number51174
MLS Number12437723
CategorySide Dump Trailers
Last Updated8/14/2024
Location
Humboldt, IA, US
Sold By

Utility Trailer Interstate

SmithCo 47x102 Tri Axle Steel Frame Side Dump Trailer - Air Ride, Fixed Spread Axle
11 0

2022 SmithCo 47x102 Tri Axle Steel Frame Side Dump Trailer - Air Ride, Fixed Spread Axle

Call for price
Used 2022 Smith Co MHV with 24" Extensions 64 Cubic Yard Capacity, Electric Tarp, Valve On Trailer, Rear Lift Axle, Grease Lines to Cylinder Pins, Manual Override Dump Handle. Alum Outside...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberT1431
MLS Number10293546
CategorySide Dump Trailers
Last Updated8/9/2024
Location
Moorhead, MN, US
Sold By

Trailer Sales LLC

SmithCo SX3-4736 Side Dump Trailer
14 0

2025 SmithCo SX3-4736 Side Dump Trailer

$85,900 USD
2025 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 Suspension, Rear Lift Axle, Air Brakes,...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock Number25SM001
MLS Number12975995
CategorySide Dump Trailers
Last Updated8/7/2024
Location
Spencer, IA, US
Sold By

Vander Haag's Inc.

SmithCo 55 YARD CAPACITY 4736 SUPER TRI SUPER HIGH VOLUME Side Dump Trailer
9 0

2025 SmithCo 55 YARD CAPACITY 4736 SUPER TRI SUPER HIGH VOLUME Side Dump Trailer

Call for price
2025 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, Equalized Tri with...
ConditionNew
L x W47 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Stock NumberT1804
MLS Number11688000
CategorySide Dump Trailers
Last Updated8/1/2024
Location
Moorhead, MN, US
Sold By

Trailer Sales LLC

LoadLine TUB STYLE End Dump Trailer
5 0

2023 LoadLine TUB STYLE End Dump Trailer

Call for price
35' Side Dump Tri-Axle,
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Stock Number16423
MLS Number12264632
CategoryEnd Dump Trailers
Last Updated7/31/2024
Location
Nisku, AB, Canada
Sold By

Brandt

LoadLine TUB STYLE End Dump Trailer
5 0

2023 LoadLine TUB STYLE End Dump Trailer

Call for price
35' Side Dump Tri-Axle,
ConditionNew
SuspensionAir Ride
Rear AxleTri Axle
Stock Number16421
MLS Number12264625
CategoryEnd Dump Trailers
Last Updated7/31/2024
Location
Nisku, AB, Canada
Sold By

Brandt

Did you find what you were looking for? Yes No
Got a dump trailer to sell? In minutes, you can create an online listing for your dump trailer and advertise it to thousands of buyers.
Start selling today