Horse Trailer

New 2027 Valley Upgraded! 3820 3 Horse Thoroughbred Slant Load Trailer

Stock# 0393

$15,995

Plus Taxes & Licensing
  • White long horse trailer with side windows sits on a gravel lot, hitch connected, trees in the background.
  • White horse trailer on a gravel lot with trees in the background and other trailers nearby, under a clear blue sky.
  • White horse trailer with barred side windows and two axles parked on gravel, trees in the background.
  • White utility trailer with the side door open, revealing plywood walls and a window barred on the left, parked on gravel under a blue sky with trees in the background.
  • White travel trailer with rounded edges and diamond-plate front, parked on a gravel lot; Valley Trailers logo visible on the side.
  • Close-up of a trailer hitch with safety chains attached to a grey metal frame on a gravel surface.
  • Silver horse trailer with two axles and a mounted spare tire, parked on gravel with a blue sky and trees in the background.
  • Open side door of a light-gray utility trailer revealing an empty interior on a sunny day
  • Interior of a small gray trailer with a vertical black post and a fold-out metal rack; two side windows.
  • Interior of a light gray horse trailer showing two rounded rectangular windows, a vertical black support post with fold-out brackets, and a dark rubber floor.
  • Interior of a light gray trailer with a small rounded window and a black vertical support post with a fold-out rack; trees visible outside the window.
  • Interior of a light gray trailer with metal wall racks and an open door revealing parked trailers outside on a gravel lot.
  • Interior of a light-gray trailer with a doorway open to a gravel lot and parked trailers beyond, trees in the background
  • White gooseneck horse trailer with three windows and a side-mounted spare tire, parked on a gravel lot under a clear blue sky.
  • Rear of a white travel trailer with a large rounded window, parked on a gravel lot with trees in the background.
  • Close-up of a metal trailer hitch latch and safety chains attached to a white trailer, with a gravel lot and a building in the background
  • White horse trailer with ramp down, interior showing stalls and wooden walls, parked on a gravel lot with other trailers and trees in the background.
  • Open cargo trailer with its rear doors down, empty inside, wooden wall panels, and windows along the side, parked on gravel under a blue sky.
  • Empty trailer interior with wood-paneled sides, windows along the right, and a low ramp at the back; dark non-slip floor visible.
  • Open horse trailer interior with stalls, wood panels, and side windows under a bright blue sky.
  • Interior of a white enclosed trailer with plywood walls, metal gate on the left, and windows along the right wall.
  • Interior of a blank horse trailer with plywood walls and a divider gate on the left side.
  • Interior of a light-gray trailer with three black-framed windows along a plywood wall interior, showing outdoors through the glass.
  • Interior of a light-gray trailer with curved ceiling rails, plywood walls, and several black-framed windows on the side.
  • Interior of a light gray trailer with plywood walls, windows along the side, and a dark rubber floor, seen from the open rear doorway.
  • Interior of a light-gray aluminum horse trailer with three rectangular windows and plywood side panels inside. Fixings along the ceiling indicate unfinished interior.
  • Inside view of a light-gray trailer with plywood sidewalls, small rectangular windows, and a dark rubber floor; a metal divider is on the right and the rear door is open to a gravel lot with other trailers outside.
  • Metal trailer frame with a diagonal support arm mounted against a plywood wall, watermark 'CarolinaTrailerSales.com' along the bottom.
  • Close-up of a trailer hitch lock securing the coupling on a gray trailer frame near a wooden deck.
  • Interior of a white horse trailer with a metal divider and plywood sidewalls, metal stairs/rails on the left, and windows on both sides.
  • Interior of a horse trailer with a white metal divider, plywood walls, and windows along the sides for ventilation and visibility.
  • Interior of a gray horse trailer with a metal staircase, partition stall, and windows along the side wall.
  • Interior of a box trailer with plywood walls, black rubber floor, and white metal ramp gate folded inside.
  • White long horse trailer with side windows sits on a gravel lot, hitch connected, trees in the background.
  • White horse trailer on a gravel lot with trees in the background and other trailers nearby, under a clear blue sky.
  • White horse trailer with barred side windows and two axles parked on gravel, trees in the background.
  • White utility trailer with the side door open, revealing plywood walls and a window barred on the left, parked on gravel under a blue sky with trees in the background.
  • White travel trailer with rounded edges and diamond-plate front, parked on a gravel lot; Valley Trailers logo visible on the side.
  • Close-up of a trailer hitch with safety chains attached to a grey metal frame on a gravel surface.
  • Silver horse trailer with two axles and a mounted spare tire, parked on gravel with a blue sky and trees in the background.
  • Open side door of a light-gray utility trailer revealing an empty interior on a sunny day
  • Interior of a small gray trailer with a vertical black post and a fold-out metal rack; two side windows.
  • Interior of a light gray horse trailer showing two rounded rectangular windows, a vertical black support post with fold-out brackets, and a dark rubber floor.
  • Interior of a light gray trailer with a small rounded window and a black vertical support post with a fold-out rack; trees visible outside the window.
  • Interior of a light gray trailer with metal wall racks and an open door revealing parked trailers outside on a gravel lot.
  • Interior of a light-gray trailer with a doorway open to a gravel lot and parked trailers beyond, trees in the background
  • White gooseneck horse trailer with three windows and a side-mounted spare tire, parked on a gravel lot under a clear blue sky.
  • Rear of a white travel trailer with a large rounded window, parked on a gravel lot with trees in the background.
  • Close-up of a metal trailer hitch latch and safety chains attached to a white trailer, with a gravel lot and a building in the background
  • White horse trailer with ramp down, interior showing stalls and wooden walls, parked on a gravel lot with other trailers and trees in the background.
  • Open cargo trailer with its rear doors down, empty inside, wooden wall panels, and windows along the side, parked on gravel under a blue sky.
  • Empty trailer interior with wood-paneled sides, windows along the right, and a low ramp at the back; dark non-slip floor visible.
  • Open horse trailer interior with stalls, wood panels, and side windows under a bright blue sky.
  • Interior of a white enclosed trailer with plywood walls, metal gate on the left, and windows along the right wall.
  • Interior of a blank horse trailer with plywood walls and a divider gate on the left side.
  • Interior of a light-gray trailer with three black-framed windows along a plywood wall interior, showing outdoors through the glass.
  • Interior of a light-gray trailer with curved ceiling rails, plywood walls, and several black-framed windows on the side.
  • Interior of a light gray trailer with plywood walls, windows along the side, and a dark rubber floor, seen from the open rear doorway.
  • Interior of a light-gray aluminum horse trailer with three rectangular windows and plywood side panels inside. Fixings along the ceiling indicate unfinished interior.
  • Inside view of a light-gray trailer with plywood sidewalls, small rectangular windows, and a dark rubber floor; a metal divider is on the right and the rear door is open to a gravel lot with other trailers outside.
  • Metal trailer frame with a diagonal support arm mounted against a plywood wall, watermark 'CarolinaTrailerSales.com' along the bottom.
  • Close-up of a trailer hitch lock securing the coupling on a gray trailer frame near a wooden deck.
  • Interior of a white horse trailer with a metal divider and plywood sidewalls, metal stairs/rails on the left, and windows on both sides.
  • Interior of a horse trailer with a white metal divider, plywood walls, and windows along the sides for ventilation and visibility.
  • Interior of a gray horse trailer with a metal staircase, partition stall, and windows along the side wall.
  • Interior of a box trailer with plywood walls, black rubber floor, and white metal ramp gate folded inside.

New 2027 Valley 3820 3 Horse Thoroughbred Slant Load Trailer

The New 2027 Valley 3820 Thoroughbred Edition is built for horse owners who want extra room, durability, and value. Featuring an upgraded 7’6″ tall interior, aluminum wheels, and a spacious dressing room, this trailer is designed to keep both horses and riders comfortable on the road.

Whether you’re heading to a horse show, trail ride, or hauling every day, this trailer offers the features you need in a dependable and easy-to-tow package.

Why This Valley Thoroughbred Stands Out

  • Extra Tall 7’6″ Interior Height
  • Premium Aluminum Wheels
  • Three Roof Vents for Superior Airflow
  • Spacious Dressing Room
  • Swing/Slide Rear Door
  • Swing/Slant Divider System
  • Durable Pressure-Treated Flooring
  • Heavy-Duty 12,000 lb GVWR
  • Factory Warranty

Trailer Specifications

  • Year: 2027
  • Make: Valley Trailers
  • Model: 3820 Thoroughbred
  • Type: 3 Horse Slant Load
  • Hitch: Bumper Pull
  • Construction: Steel
  • Color: Silver
  • Length: 18′
  • Width: 6’8″
  • Height: 7’6″
  • GVWR: 12,000 lbs.
  • Axles: (2) 6,000 lb Axles
  • Coupler: 2-5/16″

Horse Area Features

  • 3 Horse Slant Load Configuration
  • Extra Tall 7’6″ Interior
  • Drop-Down Head Windows
  • Slider Tail Windows
  • Escape Door
  • Three Roof Vents
  • Two Stall Dividers
  • Swing/Slant Divider Wall
  • Rubber Mats
  • Pressure-Treated Floor
  • Spacious Thoroughbred-Sized Stalls

Dressing Room Features

  • Front Dressing Room
  • Three Saddle Racks
  • Bridle Hooks
  • Brush Box
  • Convenient Gear Storage

Exterior Features

  • Aluminum Wheels
  • Swing/Slide Rear Door
  • Spare Wheel and Tire
  • Manual Jack
  • Silver Exterior with Black Trim
  • Factory Warranty

Built for Larger Horses and Everyday Use

The upgraded 7’6″ height makes this Valley Thoroughbred an excellent choice for taller horses, larger breeds, and owners who simply want more room. Combined with the heavy-duty axle package, premium aluminum wheels, and excellent ventilation, this trailer delivers comfort, durability, and value in one attractive package.

Need it hauled? We work with a Highly Recommended Hauling Company with reasonable rates.

  • There are no features available
Horse: 3 Horse
Condition: New
Year: 2027
Manufacturer: Valley Trailers
Model: 3820 Throughbred 7'6" TALL + Roof Vents + Aluminum Wheels
Pull Type: Bumper Pull
Construction: Steel
Configuration: Slant
Jacks: Manual Jack
Length: 18'
Width: 6' 8"
Height: 7' 6"
GVWR: 12,000 lbs.
Living Quarter: Dressing Room
Exterior Color: Silver
Stock Number: 0393
Availability: Available

Important Listing Notes

Pictures shown are of the same make and model but may not be the actual trailer. The actual unit may vary in features and options. Manufacturers may have changes in materials, or parts that could result in differences from what is shown or listed. Please contact Carolina Trailer Sales to verify exact specifications.

Pricing excludes tax, title, license, and document fee. While we strive for accuracy, typographical and human errors may occur. Please contact the dealer for details.

Trade-ins Considered

New Trailer Warranty Information

Merhow, Kiefer, and Valley Trailers provide a limited warranty to the original owner on newly manufactured trailers. This warranty does not apply to any pre-owned trailers sold by Carolina Trailer Sales.

Living-quarter bedding is available for purchase at an additional cost. Call or text 828-773-4500 for details.
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Carolina Trailer Sales © 2026 All Rights Reserved | As Seen In Horse Illustrated Magazine May/June 2025 Edition

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