Alongside the trailer
Side dump
Consider it for bulk hauling with side stockpiling or windrowing. Plan for lateral discharge space.
Back to side dump inventoryRapid side-discharge trailers for aggregate, construction materials, and job sites where end-dumping isn't an option.
Comparing dump styles? Read the Belly vs. end vs. side dump guide.
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New
Call for availability
Call for price
New
Call for availability
Call for price
New
Call for availability
Call for price
New
Call for availability
Call for price
New
Call for availability
Call for price
New
In stock
Call for price
New
In stock
$127,900
New
In stock
Call for price
New
In stock
Call for price
New3 in stock
$78,900
New
Call for availability
Call for price
New
Call for availability
Call for price
New
In stock
Call for price
New2 in stock
$116,900
New
Call for availability
$142,900
New
Call for availability
$87,900
New
Call for availability
$127,900
New
Call for availability
$113,900
New
2 in stock
$87,900
New
Call for availability
$127,900
New
In stock
$129,900
NewIn stock
$80,900
New
In stock
$113,900
New
In stock
$127,900
New
Call for availability
$113,900
New
In stock
$93,900
New
Call for availability
$113,900
New
Call for availability
$113,900
New
Call for availability
$113,900
New
Call for availability
$127,900
New
Call for availability
$142,900
New
In stock
$87,900
Explore model lines and factory options from the brands represented in our listings. For a specific trailer's equipment, price and availability, use its inventory page.
A side dump tilts its tub sideways to discharge a load. For aggregate, earthwork and site preparation, that gives you a way to stockpile or lay material alongside the trailer.
The right setup starts with what you haul, where you run and how you unload. Use those three details to narrow the trailers above.

A trailer has to fit your work and the truck pulling it. Start with these four checks.

Sand, aggregate, large rock and wet soil put different demands on a tub. Share the material, typical load and loading method so we can discuss the right construction and capacity.
Compare empty weight, tub volume and axle spacing with your truck and routes. More cubic yards or more axles alone do not tell you what the combination can carry.
Confirm wet-kit flow, pressure, plumbing and controls against the exact trailer. Include tarp and lift-axle controls in the compatibility check.
Allow space beside the trailer for the discharge and room to maneuver. Review ground conditions, overhead clearance and the manufacturer's operating instructions for the site.
Start with where the material needs to land. Then compare the trailer's capacity, construction and site requirements.
Alongside the trailer
Consider it for bulk hauling with side stockpiling or windrowing. Plan for lateral discharge space.
Back to side dump inventoryUnder the trailer
Consider it for road base and aggregate windrows. Check material size and clearance at the bottom gates.
Explore belly dumpsBehind the trailer
Consider it when the job calls for a rear discharge. Review raised-body clearance and unloading conditions.
Explore end dumps
Ask about side-dump rentals for seasonal work or an extra truck. Send your dates, job location and tractor setup so the rental team can check the right equipment.
Representative equipment shown. Confirm rental availability and configuration.

Get help with tarp systems, hydraulics, brakes and running gear. Have the trailer VIN and a photo of the part or problem ready when you contact our parts or service team.
Parts and service teams in Salt Lake City and North Las Vegas.
A few details that help you compare units and prepare for pickup.
Side dumps haul bulk material such as sand, gravel, rock and excavated soil, then unload by tilting the tub sideways. They can stockpile or windrow material when the trailer and site are suited to the job. Match the tub construction to the material you haul most often.
It needs to be checked against the specific trailer. Pump flow, pressure, plumbing and control-valve configuration all matter. A setup used for an end dump is not automatically compatible with a side dump. Bring the wet-kit specifications and the trailer model to our team before arranging pickup.
Cubic yards describe the tub's volume, not its allowable payload. The usable load depends on material density, truck and trailer weight, equipment ratings, axle layout and the rules for your route. Compare the individual build sheet and your complete truck-and-trailer combination before choosing a size.
Review the tub and frame for wear, cracks or repairs, then check pivot points, cylinders, hoses, suspension, brakes, tires and tarp operation. Ask for maintenance records and a demonstration by a qualified operator. Confirm the VIN, axle specifications and hydraulic requirements against the listing.
Yes. Western Truck & Trailer offers commercial side-dump rentals. Share your dates, material, job location and truck setup so the rental team can confirm a suitable unit, availability and terms. Rental equipment is listed separately from the sales inventory above.
No. Listings can include in-stock equipment and units marked call for availability. Check the status and location on the unit's page, then confirm the specific trailer and pickup arrangements with the branch before traveling.
Bring the material, target load, truck setup and states you run in. We'll help you compare available trailers and identify the details to confirm before you buy.
Find your nearest branch