01 — Overview
What It Does
SmithCo SX6-53-40 – Side Dump, 102" wide, 40' tub
SmithCo SX6-53-40 side dump, 102" wide with 40' tub.
Key Specs
- Manufacturer: SmithCo
- Model: SX6-53-40
- Category: Side Dump
- Width: 102" WIDE
- FRAME LENGTH: 53'16" KINGPIN SETTING, 26" BULKHEAD SETBACK
- Tub Length: 40' 3RD HINGE & CENTER COLUMN
Tub Construction
- Tub Style: SX-ROUND BOTTOM
- Tub Sides: 3/16" AR450
- Tub Floor: 3/16" AR450
- Tub Dividers: 0
- Tub Volume (water level): 40' SX - WATER LEVEL - 26.8 CUBIC YARDS
- Tub Volume (heaped): 40' SX - HEAPED - 35.6 CUBIC YARDS
Hydraulics & Control
- Hydraulics: 6" CYLINDERS
- Valve on Trailer: HYDRAULIC CONTROL VALVE ON TRAILER (ELECTRIC/HYDRAULIC)
- Lock Out Switch: TARP LOCKOUT
- W Style Pushblock: W STYLE PUSHBLOCK - STD
Axles & Suspension
- Suspension: RIDEWELL RW260 AIR RIDE
- Axle Spacing: 52"-52"-62"-62"-64"
- Lift Axle: 1ST, 2ND & 6TH (13.2HD) LIFTABLE/STEERABLE
- ABS-AXLES: 25K (1)
- NON-ABS AXLES: 25K (5)
- Axle Track: 83.5" ON DOWN AXLES 2-5
Wheels & Tires
- Hubs: DURALITE-STD
- Brakes: 16-1/2" x 7"
- Drums: CAST STEEL
- Wheel Style: HUB-PILOTED U/M
- Wheel Type: AL SS 12.25x22.56 SUPER SINGLE ALUM ON 3-5, (6) 8.25x22.5 ALUM 1, 2 & 6
- Tires: DC RLB980 386/65R22.56 385's AXLE 3-5, (6) 275/70R22.5 AXLES 1, 2 & 6
Additional Features
- Dolly Legs: BINKLEY
- Fenders: ALL PLASTIC
- Tub Paint #: DV-19088 (WHITE)
- Frame Paint #: DV-19040-DTM (BLACK)
- Tarp Brand: AERO
- Tarp Type: MESH-NON SEALED
- Grease Bank: GREASE BANK FOR HYDRAULIC CYLINDERS FRONT AND REAR - STD
- Large Liquid Filled Air Gauge: ON DRIVER'S SIDE - STD
Lighting & Safety
- Taillights: 3 TAILLIGHTS - RED
- ID Lights: 5 ID LIGHTS AT REAR
- Pull Cords: PULL CORDS FOR ALL AIR TANKS
02 — Specifications
By the Numbers
| Item Number | NEW-SMITHCO-SX6-ULTRA-SIDE-DUMP-TRAILER-5 |
| Condition | New |
| Make | SmithCo |
| Availability | In Stock |
Full spec sheets and freight dimensions available per listing.
Manufacturer names are trademarks of their respective owners and are used for identification only.
Inventory
Real units, real specs
Financing
Soft-pull pre-approval in 24h
Freight
Heavy-haul, coast to coast
Support
One team, purchase to delivery
03 — Request a Quote
Pricing, Specs & Freight
Want pricing details, a full spec sheet, or a freight estimate before you buy? Send it over and the Working Iron team responds within one business day.



