South Dakota Trailer Co. Watertown

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Watertown, SD
South Dakota Trailer Co. Watertown

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We are your full service trailer center with multiple lines of trailers. www.sheehantrailers.com We now have 2 locations to serve you! Watertown & Sioux falls!

Sheehan Trailers is your family owned full service trailer dealership, we stock,sell & service many brands and types of trailers. Our specialties include enclosed trailers, aluminum utility trailers, open car trailers, steel utility trailers, skid-steer trailers, dump trailers & much more! Sheehan Trailers- South dakota's Trailer Dealer!

10/21/2026

🔧 TRAILER TIP: Before every haul, check your lights — have someone hit the brakes and signals while you walk around. A $3 bulb beats a ticket (or worse) every time.

08/12/2026

🔥 STURGIS RALLY TRAILER SPECIALS — ONE-TIME DEALS! 🔥

We’re in STURGIS with enclosed trailers ready to roll! Stop by, check out the inventory, and talk to us about a Rally deal.

📍 STURGIS: Find South Dakota Trailer Co. at The Thunder Dome — right next to Kickstart!
The Thunderdome
Kickstart Travel Center

ALCOM LLC
Delco Trailers
Formula Trailers

📍 SOUTH DAKOTA TRAILER CO. LOCATIONS:
Watertown • Sioux Falls • Brookings • Rapid City

💰 FINANCING AVAILABLE
🚨 ONE-TIME RALLY DEALS
🔥 ENCLOSED TRAILERS READY TO GO

Featuring trailers from:
ALCOM • Formula Trailers • Delco Trailers

🌐 SDTRAILERS.COM

South Dakota Trailer Co. Sioux Falls
South Dakota Trailer Co. Watertown
South Dakota Trailer Co. Rapid City
South Dakota Trailer Co. Brookings

Cal or text ! 605-695-1517

08/09/2026

🔥 STURGIS RALLY SPECIALS ARE ON! 🔥

South Dakota Trailer Co. is set up and ready at the Thunder Dome by Kickstart!

We brought Formula enclosed trailers, Alcom enclosed trailers, plus a Delco gooseneck — and we’re making Rally deals while we’re here!

💥 Rally Special Pricing
💰 Financing Available
🚛 Trailers Ready to Go

Call or text 605-695-1517

COME SEE US AT THE THUNDER DOME!
🌐 sdtrailers.com

Know somebody at the Rally who needs a trailer? Tag them or share this post!

07/25/2026

🚨 NEW Delco Trailers 40' FULL-WIDTH HYDRAULIC DOVETAIL GOOSENECK TRAILER 🚨

If you're looking for one of the best-equipped equipment trailers on the market, this is it.

This Delco combines premium features, heavy-duty construction, and the flexibility to customize the GVWR to fit your hauling needs.

🔥 Premium Features:

✅ 40' Overall Length (31' Flat Deck + 9' Full-Width Hydraulic Dovetail)
✅ Customer-Specified GVWR: 20,000–39,999 lbs
✅ Wireless Remote Hydraulic Operation
✅ Dual Hydraulic Landing Jacks
✅ Full-Width Hydraulic Dovetail
✅ Electric Over Hydraulic Disc Brakes
✅ 3" Adjustable Ball Coupler
✅ Pierced Frame Design
✅ Heavy-Duty Frame Bridge
✅ Torque Tube Reinforcement
✅ 16-Ply Tire Upgrade
✅ Matching 16-Ply Spare Tire Included
✅ Solar Battery Charger
✅ Lockable Front Toolbox
✅ Rub Rail & Stake Pockets
✅ LED Lighting Throughout

Whether you're hauling skid steers, excavators, tractors, dozers, telehandlers, or other heavy equipment, this trailer is built to handle the job day after day.

💥 Compare the components. Compare the build quality. Compare the features. Then compare the price. We think you'll see why Delco continues to set the standard.

📍 Available at all South Dakota Trailer Co. locations:
• Sioux Falls
• Brookings
• Rapid City
• Watertown

📞 Call or Text Today!

Sioux Falls
📱 Cory: 605-940-6211
📱 Matt: 605-868-9168

Brookings
📱 Chris: 605-695-1517
📱 Matt: 605-868-9168

Rapid City
📱 605-430-8654
📱 605-868-9168

Watertown
📱 Matt: 605-868-9168

💰 Financing Available
🔄 Trade-Ins Welcome
🚚 Nationwide Delivery Available

07/04/2026

Wishing you a joyous 4th of July with love, unity, and cherished moments. May freedom and patriotism guide us towards a brighter future. From the South Dakota Trailer family happy
!
God bless !

South Dakota Trailer Co. Rapid City
South Dakota Trailer Co. Sioux Falls
South Dakota Trailer Co. Watertown
co. Brookings

02/14/2026

12/25/2025

Merry Christmas from the entire South Dakota Trailer Co. family !

God bless & please remember the reason for the season !

We are so grateful for all of you and hope you have a happy , safe & blessed Christmas!

12/09/2025

11/28/2025

We want to take a moment to express our thankfulness for all of our customers over the years !

We also have many other blessings to be thankful for; especially ,our families, friends , loved ones , our communities , our churches & most of all , God ! With out him none of this would be possible!

Wishing all of you a safe & happy Thanksgiving. Please Travel Safely!

From our family to yours 🙏

11/19/2025

Check out our new 7x16 Formula enclosed trailers!
*Ramp door
*7' Interior height (80" Tall opening)
*2"x4" Tube frame
*V-Nose
*32" Side door (RV latch)
*Side vents
*2-3500lb axles
*Undercoated frame
*Composite 0.80 Skin
*4-5000lb Recessed D-Rings
*Aluminum wheels

Call or text our staff for more information!
Landon 605-880-0202
Matt 605-868-9168
Kim 605-868-9114

Located @1300 9th Ave SE Watertown,SD 57201 (Watertown Mall)
https://www.sheehantrailers.com/all-inventory?manufacturer=formula+trailers

Address

1300 9th Avenue SE (Watertown Mall)
Watertown, SD
57201

Telephone

+16058689114

Website

http://www.sdtrailers.com/

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