


6 Hours
18
0
$31,390.00
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"More Trailer For Your Money" 8.5 x 32 Diamond C FMAX-HDT 212SS Super Single 25.9K Equipment Trailer – Ready To Work! ABS Brakes, Hydraulic Jack(s)
The Diamond C FMAX-HDT 212 SS "Super Single" Hydraulic Dovetail Gooseneck Trailer is the undisputed heavyweight crown jewel of Diamond C's professional hotshot fleet. While the 210 SS model caters to general heavy hauling, the 212 SS variant bridges the gap between traditional light-commercial flatbeds and industrial semi-trailers by stepping up to massive 12,000 lb. running gear. By scaling the platform up to a punishing 25,900 lb. GVWR, Diamond C combines its patented 16-inch Low-Profile Engineered Beam with a heavy commercial Super Single tire array and a 12-foot fully automatic load-bearing hydraulic tail. This setup eliminates the drag, inner-wheel maintenance, and deadweight of traditional dually trailers while maximizing your net legal payload for heavy excavators, massive agricultural machinery, and high-volume hotshot freight. CORE FEATURES OF THE FMAX-HDT 212 SUPER SINGLE Patented 16-Inch Low-Profile Engineered Beam 2.0 Frame Instead of using standard off-the-shelf, heavy mill-rolled steel I-beams, Diamond C custom-fabricates their own structural steel frames. The Benefit: By tall-forming the steel web in high-fatigue areas (like the neck-to-deck transition) and thinning it where massive mass isn't needed, the Engineered Beam delivers double the yield strength of traditional steel designs. The pierced-frame architecture drops the deck down closer to the asphalt, lowering your center of gravity for elite highway tracking and a significantly gentler loading incline. 12-Foot Fully Automatic Load-Bearing Hydraulic Dovetail The rear loading mechanism completely removes the physical labor of flipping heavy ramps or dealing with unrated loading tails. The Benefit: Activated via a wireless remote control, the massive 12-foot tail transitions smoothly to the ground to establish a highly accessible 12.5-degree approach angle. Unlike traditional fold-over ramp tails, this hydraulic dovetail is 10,000 lb. load-bearing in transit. You can park a truck, tractor implements, or heavy equipment straight on the tail, maximizing your full 32-to-44-foot deck real estate. Tandem Super Single 17.5" 18-Ply Running Gear Instead of carrying four standard tires per axle (dually), the "SS" package runs two ultra-wide, heavy-duty wheels per axle. The Benefit: Rolling on massive ST235/75R17.5 18-ply commercial radial tires, you enjoy a crushing 25,900 lb. GVWR with extreme footprint stability. Super Singles dramatically reduce highway rolling resistance, cut down tracking drag (improving truck fuel economy), and completely eliminate the danger of a hidden inside-tire blowout or rocks getting dangerously jammed between dually rims. Tandem 12,000 lb. Heavy-Duty Oil-Bath Axles The structural weight load is managed by an up-armored commercial dual-axle setup. The Benefit: Premium 12K axles provide significantly thicker spindles, massive braking surface area, and robust load distribution compared to 10K platforms. The oil-bath hubs mean your wheel bearings stay continuously bathed in fluid, eliminating the messy maintenance chore of packing grease. 30K Curt Cushion Coupler & 6" Channel Lace Rail The coupling hardware and load security matrix are specified for severe industrial durability. The Benefit: The integrated 30,000 lb. Curt Cushion gooseneck coupler features an internal rubber core that absorbs violent chucking, surging, and hitch vibrations during transit. The outer perimeter utilizes a solid 6-inch channel lace rail with zero notches, backed by heavy-duty 3/8-inch rub rails, deep stake pockets, and continuous pipe spools for unlimited chain anchor options. Smart Charging Core & Fleetneck Retractable Steps Diamond C packs this workhorse with high-end convenience items straight from the factory floor. The Benefit: Tucked inside the massive gas-shock assisted diamond plate neck box is the hydraulic pump, battery, and a standard 7-watt SolarPulse solar panel charging system to keep your hydraulic battery topped off on remote job sites. Both sides feature retractable front steps that safely fold completely upward out of harm's way, avoiding ground impacts in tight off-road terrain. THE FMAX-HDT 212 SS QUICK SPECS GVWR: 25,900 lbs (Heavy Commercial Class / Class A CDL Territory). Payload Capacity: ~15,000 lbs to 18,500 lbs depending on deck length and options. Deck Dimensions: 102" Maximum Legal Width x 30' to 44' Total Length Options. Tail System: 12' Fully Automatic, Load-Bearing Hydraulic Dovetail with traction cleats. Running Gear: 2 - 12,000 lb. Heavy Duty Oil-Bath Axles. Brakes: Electric drum standard (Electric-over-Hydraulic disc upgrades common). Tires: ST235/75R17.5 18-Ply Super Single Radials on premium black steel wheels. Hitch Setup: 12" Curved Engineered Gooseneck with 30K Curt Cushion Coupler & Dual 12K Jacks. Finish: DM Difference Maker Coating System (Premium architectural-grade 6-step powder coat). WHY THE 212 SUPER SINGLE OVER THE 210 SUPER SINGLE OR A TRADITIONAL DUALLY? The 12K Axle Payload Jump: While the 210 SS model caps you at a 25,000 lb. GVWR, the 212 SS bumps your capacity up to 25,900 lbs, providing that critical extra buffer margin required by commercial fleet hotshotters moving the absolute heaviest non-divisible industrial equipment loads. The Super Single Efficiency: A traditional dually setup drags 8 tires on the asphalt, increasing tire maintenance costs and creating heavy friction. The 212 Super Single matches heavy-commercial capability on just 4 heavy-duty commercial truck tires, making the trailer noticeably easier to tow and dramatically lowering long-term operating costs. Zero Palletized Cargo Sacrifices: Traditional flip-over equipment ramps leave giant protrusions or gaps at the rear bumper. The FMAX-HDT hydraulic dovetail lays perfectly flat at the press of a remote button, turning the entire tail into a continuous extension of the trailer floor so you can forklift stack palletized freight or hay all the way to the lights. IDEAL USERS FOR THIS TRAILER The Diamond C FMAX-HDT 212 Super Single is the premier hauling tool for Dedicated Commercial Hotshot Trucking Operators, Heavy Excavation and Grading Crews, Industrial Equipment Transport Fleets, and Large-Scale Agricultural Haulers. It is built strictly for high-mileage professionals who load and unload multiple times a day and demand a rigid, low-profile, maximum-leverage 25.9K flatbed that combines effort-free hydraulic loading with the extreme rolling efficiency and reduced maintenance of a Super Single wheel platform.
THE TRAILER SOURCE ADVANTAGE #1 Dealer: Utah and Nevada's most trusted dealer with the largest trailer, truck bed, and golf cart inventory Largest Inventory: 1,700+ trailers, truck beds, and golf carts in stock Multiple Locations: 7 locations (Hurricane, Cedar City, Springville, Lehi, Clearfield, Brigham City, Utah and Las Vegas, Nevada) Best Pricing Guaranteed One-Stop Shop: We handle financing, trade-ins, and warranty work in-house View full inventory at: https://trailersourceutah.com
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.
Other items from this seller
6 Hours
18
0
$31,390.00
Note: KSL, its service providers, and the seller receive data from this message. See our Privacy Notice and TOU for details.
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.



"More Trailer For Your Money" 8.5 x 32 Diamond C FMAX-HDT 212SS Super Single 25.9K Equipment Trailer – Ready To Work! ABS Brakes, Hydraulic Jack(s)
The Diamond C FMAX-HDT 212 SS "Super Single" Hydraulic Dovetail Gooseneck Trailer is the undisputed heavyweight crown jewel of Diamond C's professional hotshot fleet. While the 210 SS model caters to general heavy hauling, the 212 SS variant bridges the gap between traditional light-commercial flatbeds and industrial semi-trailers by stepping up to massive 12,000 lb. running gear. By scaling the platform up to a punishing 25,900 lb. GVWR, Diamond C combines its patented 16-inch Low-Profile Engineered Beam with a heavy commercial Super Single tire array and a 12-foot fully automatic load-bearing hydraulic tail. This setup eliminates the drag, inner-wheel maintenance, and deadweight of traditional dually trailers while maximizing your net legal payload for heavy excavators, massive agricultural machinery, and high-volume hotshot freight. CORE FEATURES OF THE FMAX-HDT 212 SUPER SINGLE Patented 16-Inch Low-Profile Engineered Beam 2.0 Frame Instead of using standard off-the-shelf, heavy mill-rolled steel I-beams, Diamond C custom-fabricates their own structural steel frames. The Benefit: By tall-forming the steel web in high-fatigue areas (like the neck-to-deck transition) and thinning it where massive mass isn't needed, the Engineered Beam delivers double the yield strength of traditional steel designs. The pierced-frame architecture drops the deck down closer to the asphalt, lowering your center of gravity for elite highway tracking and a significantly gentler loading incline. 12-Foot Fully Automatic Load-Bearing Hydraulic Dovetail The rear loading mechanism completely removes the physical labor of flipping heavy ramps or dealing with unrated loading tails. The Benefit: Activated via a wireless remote control, the massive 12-foot tail transitions smoothly to the ground to establish a highly accessible 12.5-degree approach angle. Unlike traditional fold-over ramp tails, this hydraulic dovetail is 10,000 lb. load-bearing in transit. You can park a truck, tractor implements, or heavy equipment straight on the tail, maximizing your full 32-to-44-foot deck real estate. Tandem Super Single 17.5" 18-Ply Running Gear Instead of carrying four standard tires per axle (dually), the "SS" package runs two ultra-wide, heavy-duty wheels per axle. The Benefit: Rolling on massive ST235/75R17.5 18-ply commercial radial tires, you enjoy a crushing 25,900 lb. GVWR with extreme footprint stability. Super Singles dramatically reduce highway rolling resistance, cut down tracking drag (improving truck fuel economy), and completely eliminate the danger of a hidden inside-tire blowout or rocks getting dangerously jammed between dually rims. Tandem 12,000 lb. Heavy-Duty Oil-Bath Axles The structural weight load is managed by an up-armored commercial dual-axle setup. The Benefit: Premium 12K axles provide significantly thicker spindles, massive braking surface area, and robust load distribution compared to 10K platforms. The oil-bath hubs mean your wheel bearings stay continuously bathed in fluid, eliminating the messy maintenance chore of packing grease. 30K Curt Cushion Coupler & 6" Channel Lace Rail The coupling hardware and load security matrix are specified for severe industrial durability. The Benefit: The integrated 30,000 lb. Curt Cushion gooseneck coupler features an internal rubber core that absorbs violent chucking, surging, and hitch vibrations during transit. The outer perimeter utilizes a solid 6-inch channel lace rail with zero notches, backed by heavy-duty 3/8-inch rub rails, deep stake pockets, and continuous pipe spools for unlimited chain anchor options. Smart Charging Core & Fleetneck Retractable Steps Diamond C packs this workhorse with high-end convenience items straight from the factory floor. The Benefit: Tucked inside the massive gas-shock assisted diamond plate neck box is the hydraulic pump, battery, and a standard 7-watt SolarPulse solar panel charging system to keep your hydraulic battery topped off on remote job sites. Both sides feature retractable front steps that safely fold completely upward out of harm's way, avoiding ground impacts in tight off-road terrain. THE FMAX-HDT 212 SS QUICK SPECS GVWR: 25,900 lbs (Heavy Commercial Class / Class A CDL Territory). Payload Capacity: ~15,000 lbs to 18,500 lbs depending on deck length and options. Deck Dimensions: 102" Maximum Legal Width x 30' to 44' Total Length Options. Tail System: 12' Fully Automatic, Load-Bearing Hydraulic Dovetail with traction cleats. Running Gear: 2 - 12,000 lb. Heavy Duty Oil-Bath Axles. Brakes: Electric drum standard (Electric-over-Hydraulic disc upgrades common). Tires: ST235/75R17.5 18-Ply Super Single Radials on premium black steel wheels. Hitch Setup: 12" Curved Engineered Gooseneck with 30K Curt Cushion Coupler & Dual 12K Jacks. Finish: DM Difference Maker Coating System (Premium architectural-grade 6-step powder coat). WHY THE 212 SUPER SINGLE OVER THE 210 SUPER SINGLE OR A TRADITIONAL DUALLY? The 12K Axle Payload Jump: While the 210 SS model caps you at a 25,000 lb. GVWR, the 212 SS bumps your capacity up to 25,900 lbs, providing that critical extra buffer margin required by commercial fleet hotshotters moving the absolute heaviest non-divisible industrial equipment loads. The Super Single Efficiency: A traditional dually setup drags 8 tires on the asphalt, increasing tire maintenance costs and creating heavy friction. The 212 Super Single matches heavy-commercial capability on just 4 heavy-duty commercial truck tires, making the trailer noticeably easier to tow and dramatically lowering long-term operating costs. Zero Palletized Cargo Sacrifices: Traditional flip-over equipment ramps leave giant protrusions or gaps at the rear bumper. The FMAX-HDT hydraulic dovetail lays perfectly flat at the press of a remote button, turning the entire tail into a continuous extension of the trailer floor so you can forklift stack palletized freight or hay all the way to the lights. IDEAL USERS FOR THIS TRAILER The Diamond C FMAX-HDT 212 Super Single is the premier hauling tool for Dedicated Commercial Hotshot Trucking Operators, Heavy Excavation and Grading Crews, Industrial Equipment Transport Fleets, and Large-Scale Agricultural Haulers. It is built strictly for high-mileage professionals who load and unload multiple times a day and demand a rigid, low-profile, maximum-leverage 25.9K flatbed that combines effort-free hydraulic loading with the extreme rolling efficiency and reduced maintenance of a Super Single wheel platform.
THE TRAILER SOURCE ADVANTAGE #1 Dealer: Utah and Nevada's most trusted dealer with the largest trailer, truck bed, and golf cart inventory Largest Inventory: 1,700+ trailers, truck beds, and golf carts in stock Multiple Locations: 7 locations (Hurricane, Cedar City, Springville, Lehi, Clearfield, Brigham City, Utah and Las Vegas, Nevada) Best Pricing Guaranteed One-Stop Shop: We handle financing, trade-ins, and warranty work in-house View full inventory at: https://trailersourceutah.com
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