2026 SmithCo SX6U-53-40 Side Dump

SmithCo SX6U-53-40 – Side Dump, 53' frame, 40' tub

SmithCo SX6U-53-40 Side Dump with 102" width and 40' tub length.

Key Specs

• Model: SX6U-53-40
• Width: 102" WIDE
• Frame Length: 53'
• Tub Length: 40'
• Tub Volume (water level): 26.8 CUBIC YARDS
• Tub Volume (heaped): 35.6 CUBIC YARDS

Tub Construction

• Tub Style: SX-ROUND BOTTOM
• Tub Sides: 3/16" AR450
• Tub Floor: 3/16" AR450
• Tub Dividers: 0
• Tub Paint #: DV-19088 (WHITE)

Hydraulics & Control

• Hydraulics: 6" CYLINDERS
• Valve on trailer: HYDRAULIC CONTROL VALVE ON TRAILER (ELECTRIC/HYDRAULIC)
• Tarp Brand: AERO
• Tarp Type: MESH-NON SEALED
• Lock out switch: TARP LOCKOUT
• Grease bank: GREASE BANK FOR HYDRAULIC CYLINDERS FRONT AND REAR - STD
• Paint note: ALL TARP PARTS & HYD CYLINDERS TO BE PAINTED FRAME COLOR

Axles & Suspension

• Suspension: RIDEWELL RW260 AIR RIDE
• Axle Spacing: 52"-52"-62"-62"-64"
• Lift Axle: 1ST, 2ND & 6TH (13.2HD) ALL STEERABLE LIFTS ON SEPARATE SWITCHES
• ABS-axles: 25K (1)
• Non-ABS axles: 25K (5)
• Axle Track: 83.5"
• 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 ALUM ON 3-5, (6) STD ALUM ON 1,2 & 6
• Tires: DC RLB980 385/65R22.56 385/65R22.5 ON 3-5, (6) 275/70R22.5 ON 1,2 & 6
• Wheel offset: ZERO OFFSET WHEELS ON SUPER SINGLES
• Fenders: ALL PLASTIC

Additional Features

• Dolly Legs: BINKLEY
• Pushblock: W STYLE PUSHBLOCK - STD
• Air gauge: LARGE LIQUID FILLED AIR GAUGE ON DRIVER'S SIDE - STD
• Frame Paint #: SPECIAL - SEE MISC MCCUNE ORANGE

Lighting & Safety

• ID lights: 5 ID LIGHTS, 7 HOLES, INCLUDE (2) EXTRA LIGHTS, GROMMETS & WIRES
• Tail lights: 4 TAIL LIGHTS-IN LINE, ALL RED
• Marker lights: (4) 2" MARKER LIGHTS ON TOP OF FRAME RAIL, EACH SIDE