2026

SB-4890

Overview

SB-4890 – Compact Stock Box

The Bar-M SB-4890 Stock Box is a compact, durable livestock hauling solution designed for ranchers, farmers, and livestock exhibitors who need dependable performance in a lightweight package. Built with the quality and craftsmanship Bar-M is known for, the SB-4890 is ideal for transporting sheep, goats, pigs, calves, and other small livestock.

Constructed entirely from aluminum, the SB-4890 features full triple-hollow side slats for exceptional strength and ventilation, a one-piece diamond plate floor for long-lasting durability, and a one-piece aluminum roof to help protect livestock from the elements. Its compact design makes it easy to load, unload, and maneuver while still providing ample space for everyday hauling needs.

Designed for both convenience and functionality, the SB-4890 includes a pivoting center gate for easier livestock management, 50/50 rear doors for efficient loading and unloading, and full-length side handles for added practicality. Whether you’re headed to the fairgrounds, sale barn, show ring, or pasture, the SB-4890 is built to handle the job.

Key Features

  • Compact all-aluminum stock box design
  • Full triple-hollow aluminum side slats
  • One-piece diamond plate floor
  • One-piece aluminum roof
  • Pivoting center gate
  • 50/50 rear doors
  • Full-length side handles
  • Interior LED light with switch
  • Corner marker lights
  • Excellent ventilation for livestock
  • Lightweight, durable, and corrosion resistant
  • Ideal for sheep, goats, pigs, calves, and other small livestock

The SB-4890 delivers the durability, ventilation, and functionality livestock owners need in a compact, easy-to-use stock box built for years of dependable service.

Floorplan

Standards

Standard Features

50/50 rear door
Fold down 18" air gaps each rear door
Fold down 48" air gaps each side of unit
Full length handles each side
Full triple hollow side slats top to bottom
One piece .040 aluminum roof
One piece diamond plate floor encapsulated on all four sides
Pivoting center gate
Two bumpers at front

Popular Options

Popular options

Four corner marker lights and LED interior light with switch (includes power cord)
Roof vent (each)

Warranty

Bar-M Trailers

BAR‑M Limited Warranty

At BAR‑M, we take pride in building trailers that are made to last. That’s why we back every trailer with a 7-Year Structural Warranty and additional coverage on BAR‑M manufactured components. Our warranty reflects our commitment to quality, craftsmanship, and customer satisfaction.

Warranty Highlights

  • 7-Year Structural Warranty
  • 1-Year Coverage on BAR‑M Manufactured Components
  • 1-Year Coverage on Maintenance Items
  • Warranty Registration Required Within 60 Days of Purchase

For complete coverage details, exclusions, limitations, and warranty procedures, please download and review the full BAR‑M Limited Warranty document.

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