40'-45'-48'-53' Extendable 60" Spread 3-Axle Chassis

Can carry one 40–45' ISO container or one 48–53' domestic container


Our 40-45-48-53' Extendable chassis model provides the capacity to carry four different container sizes on one trailer in both domestic and ISO tunnel configurations. The telescoping beam system allows the chassis to extend thirteen feet from its closed position and fit different container sizes on the same four pins.

This extendable container chassis is assembled in the USA and built to last, featuring state-of-the-art fabrication, welding, and paint systems.

General Specs

Tare Weight:
Approximately 10,800 lb.
90,000 lb.
Steel & Fasteners:
All structural steel is ASTM-A572, Grade 50, or ASTMA607, Grade 50. All structural fasteners are Grade 5 or better and are zinc coated
Cross Member:
Fabricated steel
Upper Coupler Assembly:
5/16" thick pick up plate
Front Bolster:
Fabricated channel with steel casting end plates, made to accept genset plug and wire
Rear Bolster:
Channel type
ICC Bumper:
4" × 4" x 3/16" DOT Exempt
Twist Lock & Slide Pins:
94.5" tube
Mud Flaps:
24" × 30" white plastic with 4 hole mounting
Electrical System:
12 volt, 7-way split pin receptacle plug; modular wiring
Slider Mechanism:
Manual locking pins
Slider Beams:
Fabricated I-beam with high-tensile steel
Overall Length Closed:
40.6 feet
Overall Length Extended:
45' container position: 45.6 feet; 48' container position: 48.6 feet; 53' container position: 53.6 feet
Gooseneck Beams:
Fabricated I-beam with high-tensile steel


Overall Chassis Width:
102 inches
Maximum Rear Height:
48 inches

Landing Gear

Landing Gear:
Two speed AAR approved, square leg. 55,000 lb. lift capacity and 160,000 static load capacity.
Landing Gear Foot Group:
10" × 10" low profile sandshoe
Crank Handle Location:


Light Attachment:
Flange mounted
Light Type:


Steel outboard mounted
Synthetic grease
Brake System Type:
Brake Chambers:


Steel 22.5" × 8.25" hub piloted
Tire Size:
11R 22.5
Hub Type:


Axle Type:
5" round, tapered; 77.5" long
Axle Quantity:
Three Axles
Axle Centers:
Triaxle Location:
92-188" on 4" centers
Kingpin Location:
36 inches from rear face of front bolster


Suspension Type:
Sliding one-leaf spring ride


Metal Preparation:
Clean, dry steel and NACE No. 3 /SSPC-SP-6 commercial blast cleaning
Zinc-rich primer
Black urethane

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