2026 SmithCo SX5-49-38 Side Dump

SmithCo SX5-49-38 – Side Dump, 5-axle, 38-foot tub

SmithCo SX5-49-38 is a 5-axle side dump with a 38-foot round bottom tub of 1/4" AR450 hardened steel and 34–35 cubic yards heaped capacity.

Key Specs

• Year: 2026
• Configuration: 5-axle
• Frame length: 49-foot
• Capacity: 34–35 cubic yards (heaped)

Tub Construction

• Material & thickness: 1/4" AR450 hardened steel
• Shape: 38-foot round bottom tub
• Center divider: none

Hydraulics & Control

• Dump operation: capable of dumping to either side
• Hydraulic cylinders: 5" hydraulic cylinder system

Axles & Suspension

• Axle configuration: 3 Fixed 25K Axles and 2 steerable/liftable axles (typically 1st and 5th)
• Suspension: Air ride suspension

Wheels & Tires

• Wheels: aluminum wheels
• Tires: super single tires, e.g., 385/65R22.5

Additional Features

• Tarp: Electric roll-over tarp
• Push block: bolt-on push block
• Landing gear: 2-speed landing gear
• Lift/steer assist: liftable/steerable axle behind landing gear assists in weight equalization

Weight & Capacity

• Shipping weight: Approximately 22,570 lbs
• Designed gross weight: often up to 108,500 lbs

Pricing

• New unit pricing: As of mid-2025, new 2026 models were listed in the $100,000–$120,000 range, plus FET and sales tax