20'-40' City 60" Spread 3-Axle Chassis

Carries one 20 ft (50,000 lb max) or one 40 ft ISO Container applicable to operation in the United States.

20-40 Tri-Axle City Combo Chassis

Much like the Tandem version of this eight Pin chassis, our Tri-Axle variation can haul either 20’ or 40’ shipping containers.  With the addition of a third axle, the carrying capacity in the 40’ position increases to 75,000 lbs.  This container trailer is applicable to operation in Canada.

General Specs

Tare Weight:
Approximately 9,350 lb.
Closed position: 59,400 lb.; Extended position: 90,000 lb.
Steel & Fasteners:
All structural steel is ASTM-A572, Grade 50, or ASTM-A607, Grade 50 or better. 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
Fifth Wheel Height:
48 inches
Front Bolster:
Fabricated channel
Rear Bolster:
Channel type
ICC Bumper:
Tube: 47" long
Mud Flaps:
24" × 30" white plastic with 4 hole mounting
Electrical System:
12 volt, 7-way split pin receptacle plug; modular wiring harness
Slider Mechanism:
Air-operated locking pins
Overall Length Closed:
29.6 feet
Overall Length Extended:
40.5 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-lb. static load capacity.
Landing Gear Foot Group:
10" × 10" low profile sandshoe
Crank Handle Location:


Light Attachment:
Flange mounted
Light Type:


Steel outboard mounted
Oil 90 W
Brake System Type:
Brake Chambers:


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


Axle Type:
5.5" round, tapered, 77.5" long
Axle Quantity:
Axle Centers:
60.75 inches
Triaxle Location:
85.75 inches from rear to center axle
Kingpin Location:
24 inches from rear face of front bolster


Suspension Type:
Three-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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