SMITHCO SX4 – Side Dump, 4-axle, AR450

SMITHCO SX4 Side Dump with AR450 steel tub and 4-axle configuration.

Key Specs

• Frame lengths: 37 to 50 feet
• Tub material: AR450 steel
• Frame: 80/100 KSI steel frames
• Configuration: 4-axle

Tub Construction

• Tub: AR450 steel tubs with a one-piece floor
• Supports: External column tub supports; no center tub divider

Design & Dump Features

• Hinges: Self-aligning and spherical
• Dump: Dumps to either side; watertight; low load height
• Cylinder placement: Cylinders placed at the ends of the tub for stability and flexibility

Axles & Models

• SX4: 4-axle model
• SX6: 6-axle with three standard axles and three steerable lift axles; 37.4-ton haul capacity
• SX7: 7-axle model with single trailer haul capacity of 40 tons
• SX2: Tandem axle model

Finish & Frame

• Paint: Shot blast paint prep with polyurethane paint

Additional Features

• Customer solutions: SmithCo emphasizes the ability to create custom solutions for specific customer needs