2026 SmithCo SX3-42-34 Side Dump

SmithCo SX3-42-34 – Side Dump, 42' frame, 34' tub

SmithCo SX3-42-34 Side Dump with 34' tub, SX-ROUND BOTTOM; 1/4" AR400 sides and floor

Key Specs

• Manufacturer: SmithCo
• Model: SX3-42-34
• Category: Side Dump
• Configuration: CLOSED TRIAXLE
• Width: 102"
• Frame Length: 42'
• Tub Length: 34'
• Tub Volume (water level): 23 CUBIC YARDS
• Tub Volume (heaped): 30.3 CUBIC YARDS

Tub Construction

• Tub Style: SX-ROUND BOTTOM
• Tub Sides: 1/4" AR400
• Tub Floor: 1/4" AR400
• Tub Dividers: 0
• Tub Paint #: DV-19040 (BLACK)

Hydraulics & Control

• Hydraulics: 5" CYLINDERS
• Valve on Trailer: HYDRAULIC CONTROL VALVE ON TRAILER (ELECTRIC/HYDRAULIC)
• Grease Bank: GREASE BANK FOR HYDRAULIC CYLINDERS FRONT AND REAR - STD
• Lock Out Switch: TARP LOCKOUT

Axles & Suspension

• Suspension: RIDEWELL RW260
• Axle Spacing: 49"
• Lift Axle: 3RD
• ABS-Axles: 25K 1
• Non-ABS Axles: 25K 2
• Axle Track: 77.5"-STD
• Hubs: DURALITE-STD
• Brakes: 16-1/2" x 7"
• Drums: CAST STEEL

Wheels & Tires

• Wheel Style: HUB-PILOTED U/M
• Wheel Type: AL SS 12.25x22.56 SUPER SINGLE ALUMINUM
• Tires: 385/65R22.5 "J" PLY SUPER SINGLE 6

Additional Features

• Dolly Legs: BINKLEY
• Fenders: ALL PLASTIC
• Frame Paint #: DV-19040-DTM (BLACK)
• Tarp Brand: AERO
• Tarp Type: MESH-NON SEALED
• W Style Pushblock: W STYLE PUSHBLOCK - STD
• Large Liquid Filled Air Gauge: LARGE LIQUID FILLED AIR GAUGE ON DRIVER'S SIDE - STD

Lighting & Safety

• Taillights: 3 TAILLIGHTS - RED
• ID Lights: 5 ID LIGHTS AT REAR