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Length: 55 ft 4 in
Width: 102 in
Suspension: Air Ride
Number of Rear Axles: Tri
Axle Type: Fixed
Type of Neck: Gooseneck Detachable
Description: "AUGUST COMPLETION
55MX / BLACK
SELF CONTAINED HYD-PONY MOTOR OR WET-KIT,
DUAL KING PINS W/81"/102' SWING,
ADDT'L 35" FLIP BOX FOR 137" SWING...
Updated: Thursday, August 06, 2026 04:04 PM
Location: La Vergne (Nashville), Tennessee
Seller: PINNACLE TRUCK & TRAILER SALES
Stock Number: 29848
Floor Type: Wood Floor
Wheels: Aluminum
Suspension: Air Ride
VIN: 57JE55309L3577405
Tires: 275/R22.5
Description: FONTAINE 55MX EXTENDABLE LOWBOY, MODULAR DECK, NEW HONDA PONY MOTOR, HYDRAULIC REMOVEABLE NECK W/ 5 RIDE HEIGHT SETTINGS, WELL 29'-4" CLOSED / 50'-...
Updated: Friday, July 31, 2026 02:16 PM
Location: Houston, Texas
Seller: PORTER TRUCK SALES LP - HOUSTON
Stock Number: 542846
Floor Type: Apitong Floor
Suspension: Air Ride
VIN: 13NE55306T35A5390
Tires: 275/75R22.5
Number of Rear Axles: Quad
Description: 137" SWING HYDRAULIC DETACH WITH HONDA, 29' - 50'4" EXTENDABLE DECK, MODULAR BOGIE, EQ1 NITRO SPREADER, 4TH AXLE AND MORE (4) UNITS ARRIVING IN MAY...
Updated: Monday, June 29, 2026 01:47 PM
Location: Houston, Texas
Seller: SUPERIOR TRAILER SALES - Houston
Stock Number: Extendible 55
Payload Capacity: 55 ton
Length: 55 ft 4 in
Width: 102 in
Floor Type: Apitong Floor
Wheels: Aluminum Outside
Description: Fontaine Mag MX55 extendible deck 29'4"' to 50.4"opened removable deck connection, a 35" flip neck extension
OS Aluminum Wheels. air lift third ...
Updated: Monday, August 10, 2026 07:26 AM
Location: Jackson, Georgia
Seller: TM Trailer Sales
Quantity: 2
Stock Number: HF2026
Length: 55 ft 4 in
Width: 102 in
Floor Type: Apitong Floor
Wheels: Aluminum
Description: (2) Lightly used 2026 Fontaine Magnitude 55 Ton Extendable Lowboys with flip box and spreader.
Updated: Monday, August 10, 2026 08:44 AM
Location: Birmingham, Alabama
Seller: VELOCITY TRAILER CENTERS
Extendable: Yes
Model: MAGNITUDE 55MX
Description: New Fontaine Magnitude 55MX Stretch Lowboy Trailer
Brand-new Fontaine Magnitude 55MX extendable low bed built for hauling heavy equipment, machi...
Updated: Wednesday, August 05, 2026 09:57 AM
Location: Birmingham, Alabama
Seller: Fleet Trailer & Equipment
Stock Number: 29452
Length: 55 ft 4 in
Width: 102 in
Suspension: Air Ride
Number of Rear Axles: Tri
Axle Type: Fixed
Description: 'JUNE COMPLETION - SALE PENDING"
55MX / GUNMETAL GRAY
SELF CONTAINED HYD-PONY MOTOR OR WET-KIT,
DUAL KING PINS W/81"/102' SWING, ADDT'L 35" FL...
Updated: Thursday, August 06, 2026 10:09 AM
Location: La Vergne (Nashville), Tennessee
Seller: PINNACLE TRUCK & TRAILER SALES
Stock Number: 29466
Length: 10 ft
Width: 102 in
Model: MAGNITUDE 55MX
Description: "COMING SOON"
10' FULL WIDTH DECK INSERTS FOR 55MX AND 60HD
Updated: Thursday, August 06, 2026 04:04 PM
Location: La Vergne (Nashville), Tennessee
Seller: PINNACLE TRUCK & TRAILER SALES
Length: 60 ft
Suspension: Air Ride
Number of Rear Axles: Tri
Extendable: Yes
Model: MAGNITUDE 55MX
Description: 2027 FONTAINE MAGNITUDE 55MX, 55 TON EXTENDABLE TRAILER. 3 +1 CAPABLE, 30'-50' MODULAR DETACHABLE BOTH ENDS. NON GROUND BEARING, HYDRAULIC REMOVA...
Updated: Tuesday, June 30, 2026 09:33 AM
Location: Manchester, New Hampshire
Seller: JOSEPH EQUIPMENT CO
Model: MAGNITUDE 55MX
Description: 2020 FONTAINE HEAVY HAUL
MAGNITUDE 55MXT
Hydraulic gooseneck lowbed
55 tons
Flip neck (flip box) ready
Flip axle ready
302 jeep ready
EQ1 s...
Updated: Wednesday, August 05, 2026 09:57 AM
Location: Birmingham, Alabama
Seller: Fleet Trailer & Equipment
