2025 Diamond C SDX312 48' x 102"

Current Diamond C Step-Deck SDX312

Swipe to View More

Year 2025
Make Diamond C
Model SDX312

This monster of a trailer is outfitted with triple 12K axles, an 18? low profile Engineered Beam frame, and GVWR up to 40,000 lb.

Dimensions

Length 48'

Width Bed: 102"

Coupling 30,000 lb Square Adjustable

Capacities

Axle Capacity, Rear 12,000 lb Heavy-Duty Electric Brake, Oil Bath

Chassis

Axle Count 3

Chassis Cross-Members: 3” I-Beam on 16” Centers with Formed Gussets | Stake Pockets: 2” x 3/8” Rub Rail with Stake Pockets and Pipe Spools

Mainframe 18” Engineered Beam 2.0

Features

Features Jack: 2 - 25,000 lb Two Speed Drop-Leg | Neck: 10’ Step Deck with Slide-In Ramps | Storage: 14”x14”x42” Under-Slung Box | Sway Control: Sway Control Pipe Standard

Wheels & Tires

Tires, Rear Specification 235/80R16 Radial, Dually

Weights

GVWR 30,000 – 40,000 lb

Weight 11,750 – 13,420 lbs

Hydraulics

Hydraulic Type Loading Style: 12’ Hydraulic Dovetail, Max Ramps, XDR Ramps, or Straight Deck

2025 Diamond C SDX312 48' x 102"