2025 SmithCo SX4-49-36 Side Dump

SmithCo SX4-49-36 – Side Dump, 49' x 36', 1/4" AR450

SmithCo SX4-49-36 is a Side Dump with a 36' SX-ROUND BOTTOM tub and 1/4" AR450 tub sides and floor.

Key Specs

• Model: SX4
• Width: 102"
• Frame Length: 49'
• Tub Length: 36'
• Tub Volume (water level): 36' SX - WATER LEVEL - 24.1 CUBIC YARDS
• Tub Volume (heaped): 36' SX - HEAPED - 32 CUBIC YARDS

Tub Construction

• Tub Style: SX-ROUND BOTTOM
• Tub Sides: 1/4" AR450
• Tub Floor: 1/4" AR450
• Tub Dividers: 0
• Tub Paint #: DV-19088 (WHITE)
• Frame Paint #: DV-19040-DTM (BLACK)

Hydraulics & Control

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

Axles & Suspension

• Suspension: RIDEWELL RW260 AIR RIDE
• Axle Spacing: 54"-54"-60"
• Lift Axle: 1ST STANDARD LIFT, 4TH AXLE 16.6K STEERABLE/LIFT
• ABS Axles: 25K 1
• Non-ABS Axles: 25K 3
• Axle Track: 77.5"-STD
• Hubs: DURALITE-STD
• Brakes: 16-1/2"x7"
• Drums: CAST STEEL

Wheels & Tires

• Wheel Style: HUB-PILOTED U/M
• Wheel Type: AL SS 12.25x22.5 6 SUPER SINGLE ALUM AXLES 1-3, (2) 9" ALUM ON AXLE 4
• Tires: DC RLB980 385/65R22.5 6 385/65R22.5 AXLES 1-3, 295/75R22.5 ON AXLE 4

Additional Features

• Dolly Legs: MARK V
• Fenders: ALL PLASTIC
• Tarp Brand: AERO
• Tarp Type: MESH-NON SEALED
• W Style Pushblock: STD
• Large Liquid Filled Air Gauge: ON DRIVER'S SIDE - STD

Lighting & Safety

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