2026 Alpha HD A90HDGC 45 TON HYDRAULIC DETACHABLE NECK LOWBOY Lowboy Trailer, New, Arizona, Iowa, 48x102

Midco Sales offers this Alpha HD A90HDGC lowboy trailer, engineered for demanding heavy-haul operations. Built with a hydraulic detachable gooseneck, this 48-foot trailer features a 36" flip neck and AHFA1 Alpha hydraulic flip axle, providing flexibility for bridge law compliance and oversize load configurations.

Rated for 90,000 lbs overall capacity and 80,000 lbs in 16 feet, the trailer includes a 28′ 7″ main deck, a low 18" loaded deck height, and just 6" of ground clearance—perfect for hauling tall or irregular equipment. The Honda pony motor powers the gooseneck, while the 5-position ride height adjustment ensures proper load leveling across varied conditions and fifth wheel heights.

Full-width apitong decking, removable swing-out outriggers, and rear boom well deliver maximum load support and equipment adaptability. The hydraulic flip axle allows for quick reconfiguration in the field, making this RGN trailer a highly adaptable solution for heavy-duty transport requirements.

Whether you’re moving construction equipment, industrial machinery, or specialized freight, this lowboy trailer with flip axle offers rugged performance, efficient setup, and versatile functionality. Contact Midco Sales in Chandler, Arizona for pricing and availability.

TRAILER MODEL
A90HDGC (Alpha Series Hydraulic Detachable Double Drop)

DIMENSIONS & CAPACITY
Length:  48'
Width:  102"
Capacity:  90,000 lbs (80,000 lbs in 16')

GOOSENECK
10' 5" Hydraulic Detachable 
Honda pony motor
36" flip neck
49" 5th Wheel Height
15" King Pin
80" Swing Clearance
2 Bent D-Rings Per Side
Lightning holes each side of platform
5 Position Ride Height
Stainless Mudflaps
LED Work Light on the Rear Platform
Clearance lights at rear

MAIN DECK
28' 7" Length
12" Fabricated I-Beams
1 3/8" raised apitong
18" Loaded Deck Height
6" Ground Clearance
6"/4" JRI Beam Cross Members ALT on 12" Centers
8 Bent D-Rings per Side
Chain Slots on 24" Centers each side
1 1/8" Apitong Flush Decking-Full Width
Front Ramps tpaered to 4" W/Traction Bars
Removable Swingout Outriggers on 12" Centers
Tool box at rear
Additional clearance light

REAR DECK
9' Long
40" Loaded Deck Height
Full Width Decking - 1 1/8" Apitong
Open boom well
1 Pair Flag Holders
1 pair Stake Pockets in Tail Channel
Two Pair of Chain Drops in Center
One Pair of Pan D-Rings at Rear
Additional clearance lights

AXLES & SUSPENSION
2 - 25,000 lb Axles
54" Axle Spacing
Cush Suspension-25K Air
16 1/2" x 7" Drum Brakes
4S2M ABS
Spring Brakes on Both Axles
Raise & Lower Valve
Manual Ride Height Control
Airweigh Quickweigh Scale

FLIP AXLE
AHFA1 Alpha Hydraulic Flip Axle
25,000 lb, 5/8" Wall Axles
54 1/2" or 54" STD Axle Spacing
25K Air Ride Suspension
16 1/2" x 7" Drum Brakes
1 Pr. Flag Holders at Rear
1 Pr. Stake Pockets on Tail Channel
1 Pr. D-Rings on Tail Channel
255/70R22.5 Tires
Outer alumimum wheels
Poly wheel cover

WHEELS & TIRES
8.25 x 22.5 polished aluminum outer wheels
255/70R22.5 Tires

LIGHTING
2 Tail Light Package with Stainless Steel Covers
4th tail light
Strobe lights
Grote Ultra Blue-Seal Wire Harness