46'-53' Extendable 4-Axle Chassis

Carries one heavy 20', 40', or 45' ISO container or two 20' ISO containers


The 46’-53’ Quad Axle Extension Chassis is the master of hauling a variety of heavy containers.  By utilizing the multiple bolsters, the additional 7’ slide extension, heavy duty wheels and tires, along with high tensile fabricated steel beams, this quad axle chassis can carry one 20’, two empty 20’, a 40’, or a 45’ container.

General Specs

Tare Weight:
Approximately 13,700 lb.
Configuration dependent: 64,500-90,000 lb.
Steel & Fasteners:
All structural steel is ASTM-A572, Grade 50, or ASTM-A607, Grade 50 or better unless otherwise specified. All structural fasteners are Grade 5 or better and are zinc coated
Main Beams:
Fabricated I-beam with high-tensile steel
Cross Member:
Fabricated steel
Upper Coupler Assembly:
5/16"-thick pick up plate
Fifth Wheel Height:
46 inches
Front Bolster:
Fabricated with twist-locks
Rear Bolster:
Fabricated with retractable twist-locks
Intermediate Bolsters:
Fabricated with retractable twist-locks
ICC Bumper:
Tube: 47" long
Mud Flaps:
30" × 24" white plastic
Electrical System:
12 volt, 7-way split pin receptacle plug mounted on roadside
Slider Mechanism:
Air-operated locking pins
Overall Length Closed:
45.9 feet
Overall Length Extended:
52.9 feet


Overall Chassis Width:
102 inches
Maximum Rear Height:
Approximately 50 inches

Landing Gear

Landing Gear:
AAR-approved two speed with 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
Synthetic grease
Brake System Type:
Brake Chambers:
Three sets of 30/30, one set of 12


Steel 22.5" × 8.25" hub piloted tubeless
Tire Size:
295/75R 22.5
Hub Type:


Axle Type:
5" round, three parallel (tridem) and one tapered (lift axle), three 77.5" long (tridem) and one 92" long (lift axle)
Axle Quantity:
Four: rear tridem with front lift axle
Axle Centers:
61 inches
Triaxle Location:
86.5 inches from center axle to rear of the trailer
Kingpin Location:
15 inches from the front of trailer


Suspension Type:
Three-leaf spring ride; air ride front lift axle


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

RE: 46'-53' Extendable 4-Axle Chassis

Would you like to receive more information about the 46'-53' Extendable 4-Axle Chassis? Fill out the simple form below, and a Cheetah Chassis representative will contact you.


Privacy: Cheetah Chassis does not send unsolicited email (SPAM) or share your email address with anyone.