B-MAXX 20K-SS Deck Over Gooseneck Trailer
Gooseneck Flatbed Trailer
The B-MAXX 20K-SS is a heavy-duty deck over gooseneck trailer designed for contractors, farmers, equipment operators, and serious haulers who need dependable performance for demanding jobs. Featuring a super single axle setup, the GN 20K-SS is built to deliver confident towing, heavy-duty durability, and dependable hauling capability for larger equipment and commercial-style workloads.
Whether you’re transporting skid steers, tractors, attachments, pallets, or heavy jobsite equipment, the B-MAXX 20K-SS is engineered to provide stability, strength, and practical functionality for real-world hauling applications.

From farms and construction sites to commercial hauling applications, the B-MAXX 20K-SS is designed to perform under demanding conditions. Its deck over design provides versatile loading space, while the super single configuration helps deliver dependable durability, towing confidence, and heavy-duty capability for serious hauling needs.
Standard Features
Info & Options
GVWR
20,000 - 24,000 lb
20' + 5'
Payload
13,500 - 19,500 lb
25' + 5'
Empty Weight
6,000 lb
30' + 5'
Deck Length
25' to 40'
35' + 5'
Deck Width
102"
40' Flat Bed with 10' Aluminum Ramps - Slide in The Back
Deck Height
36"
Engineered Truss Frame
Frame
12" Cambered I-Beam (16 lb) with Underbridge Framing; 19 lb I-Beam for 30' and Longer
10K Dexter Axle Hydraulic Drum with 215/75R17.5SS on Steel Wheels
Suspension
Heavy-Duty Slipper Spring with Rubber Bushings
215/75R17.5 Steel Spare
Floor
Treated Yellow Pine
215/75R17.5 Aluminum Spare
Axles
10K Lippert Oil Bath Axles 5-Year Warranty
215/75R17.5 Aluminum Wheel Option $110 pc
Tires
215/75R17.5 Super Singles
235/75R17.5 Aluminum Wheel Option $160 pc
Wheels
17.5 Heavy-Duty Steel Wheel
2 Dual-Speed 15K Jacks
Bolt Pattern
8 on 6.5" Bolt Pattern
12K Ram Hydraulic Jacks
Spare Mount
Standard Spare Mount
8' x 8' Deck on the Neck
Jacks
2 Dual-Speed 12K Spring Loaded Drop Leg Jacks
Fifth Wheel Adapter
Brakes
Electric Brakes
12' Aluminum Ramps
Coupler
2"x 5/16" Gooseneck Ball Coupler
18" x 18" x 30" Sealed and Lockable Toolboxes
Runners
N/A
Extra Marker Lights, as Many as Wanted
Tie Downs
3" x 3/8" Rub Rail, Stake Pockets Along Both Sides, Chain Spools
Sliding Ratchet Rail
Ramps
5' Stand-Up Spring Assist
Sliding Ratchet with 30' Strap
Safety
Side Steps, Hand Rails, and DOT Reflective Tape
Layflat MAX Ramps
Trailer Plug
7-Way RV
D-ring
Breakaway Kit
Breakaway Kit and Battery Box
10' Hydraulic Dovetail 10,000 lb Capacity Lift, 8,000 Capacity Carry
Safety Chains
Heavy-Duty 3/8" Safety Chains
Full Deck Hydraulic Tilt
Storage
Chain Box with a Lockable Lid in Between the Uprights
12K Hydraulic Jacks with Hydraulic Dovetail Option
Lights
DOT-Approved LED Lighting, 4 Extra Bullet Markers, and Floodlights on The Neck
Air Ride Suspension by Ridewell
Finish
Automotive-Grade Epoxy Primer with Two Top Coats of Industrial Urethane
Air Ride Suspension by Ridewell with Front Axle Lift
Warranty
2 Year Structural Frame
Reverse Lights
Air Suspension Requires SIDE MOUNT RAMPS if Straight Deck
Photo Gallery
*Pictures may contain upgrades not included on the standard model.













