Winston Dual Tandem Gooseneck Trailers are available in 10, 12 Ton Models. These are the Ultimate Gooseneck Trailers designed to haul all types of freight, materials and equipment. Low Profile Design with high quality components produce easy towing trailers of rugged reliability.
CNC Pierced Main Frame: One piece 12' Hi-Tensile I-Beams are CNC Plasma pierced for precise clean cuts with extreme consistency.
Cross Frame Reinforcement: Cross members are inserted through the pierced frames, with belly braces and side bracing provide the unitized frame. Add suspension manufactures recommended hanger bracing produces a frame with ridged stability.
Suspension Difference: Winston Trailers 10 Ton Suspension is different from other manufactures.
In lieu of a 2' wide spring Winston uses a Heavy Duty 3' wide multi-leaf spring with rubber eye bushings. These spring outperform others buy adding more tire clearance when loaded. These springs and equalizers never have to be greased because of the HD rubber eye bushings. Long Equalizers provide a larger footprint for balance and towing. Also added are adjusters for easy adjustability of alignment and tracking.
5 position Adjustable Pintle Hitch
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Breakaway Kit with Charger
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Cold Bent Long Radius Tongue
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8 Lug Hub Piloted Bud Type Wheels
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Lockable Tool Box in Tongue
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Double Hinged HD Ramps with Large Sand Pads
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Step on Driver Side
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Spring Assist Ramps
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Oak Floor Staggered Where Joined
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Stake pocket with Rubrail Tie Downs
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Heavy Duty Adjustable Suspension
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Sealed Modular Wiring Harness
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48.5" Spread Axle Equalized Suspension
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Lifetime LED Lighting
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Dexter Axles Oil Bath Axles
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PPG Epoxy Primer
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Forward Self Adjusting Electric Brakes
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PPG Modified Alkyd Enamel
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Construction: Winston Trailers uses Pierced Unitized construction with Cross Frame Reinforcement and Suspension Manufacturer's recommended hanger bracing. This design produces a strong platform for transporting you equipment.
CNC Pierced Main Frame: One piece 12" Hi-Tensile I-Beams are CNC Plasma pierced for precise clean cuts with extreme consistency.
Cross Frame Reinforcement: Cross members are inserted through the pierced frames, with belly braces and side bracing provide the unitized frame. Add suspension manufactures recommended hanger bracing produces a frame with ridged stability.
Suspension Difference: Winston Trailers 10 Ton Suspension is different from other manufactures.
UPGRADE
Now Standard Feature on 10 Ton ProSeries Trailers
Full 3" Wide Rubber Bushing Heavy Duty Springs
- Winston Trailers uses Suspension Upgrades others Don't.
- Rubber Bushing Spring Eyes Never Have to be Greased.
- Spread Axle Equalized Suspension Provides Larger Footprint for Better Load Balance.
- 1/2" More Tire Clearance than other Suspensions at Full Load Conditions.
- Adjustable Suspension Feature for True Tracking and Easy Alignment.

In lieu of a 2 ½ wide spring Winston uses a Heavy Duty 3" wide multi-leaf spring with rubber eye bushings. These spring outperform others buy adding ½" more tire clearance when loaded. These springs and equalizers never have to be greased because of the HD rubber eye bushings. Long Equalizers provide a larger footprint for balance and towing. Also added are adjusters for easy adjustability of alignment and tracking.
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10 Ton - AG21025EL
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12 Ton - AG21225EL
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GVWR*
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25,000
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30,000**
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Trailer Weight
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5696
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6162
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Deck Length
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25' (20' Flat + 5' Dovetail)
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25' (20' Flat + 5' Dovetail)
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Deck Width
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102"
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102"
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Deck Height Approx.
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35"/ 33" Loaded
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35"/ 33" Loaded
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Main Beam
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12" at 16# I Beam G50+
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Beam G50+
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Jack
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Dual 12K 2 Speed Bolt on Dropleg
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Dual 12K 2 Speed Bolt on Dropleg
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Tires
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ST235/80R16 E
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ST235/80R16 E
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Suspension Springs
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HD 3" W, 5 Leaf, HD 5,000 lb ea.
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HD 3" W 6 Leaf, HD 6,000 lb ea.
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Tie-Downs
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3" Stakepockects w Rubrail
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3" Stakepockects w Rubrail
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Spring Assist Ramps
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20.5 x 60" Ladder Style Flat
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20.5 x 60" Ladder Style Flat
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Decking Material
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Treated Pine
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Treated Pine
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Optional Lengths
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25+5, 30+5, 35+5
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25+5, 30+5, 35+5
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*Maximum GVWR with Weight Distributed Evenly, Not to Exceed Ratings of Components or Tow Vehicle.
**Trailers exceeding 26,000 lbs are subject to Federal Excise Taxes
Never Exceed Tow Vehicle's Towing or Load Specifications. Federal, State, and Local Restrictions may apply to Dimensions and Capacities.
In accordance with our established policy of constant improvement, WTM. Inc. reserves the right to amend these specifications without notice.
2 5/16" 25k Adj. Round Coupler
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Self Clean Inserts
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Mud Flaps
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2 5/16 30K Adj. Round Coupler
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6+6 Dovetail & Ramps
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Electric over Hydraulic Brakes
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King pin for Adj. Round Coupler
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6+6 Wood filled Flat Ramp
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Spare Tire and Carrier
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Square Crank Type 2 5/16 Coupler
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Move Ramps Closer Together
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Length
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Single 2 Speed HD 25K Jack
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10-12 Ton hydraulic Paver Ramps
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Torque Tube
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Dual 2 Speed 12K Jacks
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Bucket Plate
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Bottom Bridge
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Dual 2 Speed 25K Jacks
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Winch Track
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Camber in Frame
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Siderail Step
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Electric Winch
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Color
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Side Tool Box 12 x 12 x 48"
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Treated Pine Floor
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ST 235/80R16 G Tire
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Pipe Spools Between StakePockets
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Flat Bed
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215/75R17.5 H Tire
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