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ProSeries Gooseneck Dual Tandem

Exceptional Trailers Designed to Meet All Your Hauling Needs

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ProSeries Gooseneck Dual Tandem Trailers

Built to Last for Years

Winston Dual Tandem Gooseneck Trailers are available in 10 and 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 trailers of rugged reliability to make towing jobs easy.

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A Car Parked On The Side Of A Road
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Description

Winston Dual Tandem Gooseneck Trailers are available in 10 and 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.

diagram
  • 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 your 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 providing 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.

Features

  • 5 position Adjustable Pintle Hitch
  • Cold Bent Long Radius Tongue
  • Lockable Tool Box in Tongue
  • Step on Driver Side
  • Oak Floor Staggered Where Joined
  • Heavy Duty Adjustable Suspension
  • 48.5″ Spread Axle Equalized Suspension
  • Dexter Axles Oil Bath Axles
  • Forward Self Adjusting Electric Brakes
  • Breakaway Kit with Charger
  • 8 Lug Hub Piloted Bud Type Wheels
  • Double Hinged HD Ramps with Large Sand Pads
  • Spring Assist Ramps
  • Stake pocket with Rubrail Tie Downs
  • Sealed Modular Wiring Harness
  • Lifetime LED Lighting
  • Epoxy Primer
  • Acrylic Urethane Enamel Paint
Diagram, Engineering Drawing
diagram, engineering drawing
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.

Specs

10 Ton – AG21025EL 12 Ton – AG21225EL
GVWR* 25,000 30,000**
Trailer Weight 5696 6162
Deck Length 25′ (20′ Flat + 5′ Dovetail) 25′ (20′ Flat + 5′ Dovetail)
Deck Width 102″ 102″
Deck Height Approx. 35″/ 33″ Loaded 35″/ 33″ Loaded
Main Beam 12″ at 16# I Beam G50+ Beam G50+
Jack Dual 12K 2 Speed Bolt on Dropleg Dual 12K 2 Speed Bolt on Dropleg
Tires ST235/80R16 E ST235/80R16 E
Suspension Springs HD 3″ W, 5 Leaf, HD 5,000 lb ea. HD 3″ W 6 Leaf, HD 6,000 lb ea.
Tie-Downs 3″ Stakepockects w Rubrail 3″ Stakepockects w Rubrail
Spring Assist Ramps 20.5 x 60″ Ladder Style Flat 20.5 x 60″ Ladder Style Flat
Decking Material Treated Pine Treated Pine
Optional Lengths 25+5, 30+5, 35+5 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.

Options

  • 2 5/16″ 25k Adj. Round Coupler
  • 2 5/16 30K Adj. Round Coupler
  • King pin for Adj. Round Coupler
  • Square Crank Type 2 5/16 Coupler
  • Single 2 Speed HD 25K Jack
  • Dual 2 Speed 12K Jacks
  • Dual 2 Speed 25K Jacks
  • Siderail Step
  • Side Tool Box 12 x 12 x 48″
  • Pipe Spools Between StakePockets
  • Self Clean Inserts
  • 6+6 Dovetail & Ramps
  • 6+6 Wood filled Flat Ramp
  • Move Ramps Closer Together
  • 10-12 Ton hydraulic Paver Ramps
  • Bucket Plate
  • Winch Track
  • Electric Winch
  • Treated Pine Floor
  • Flat Bed
  • Mud Flaps
  • Electric over Hydraulic Brakes
  • Spare Tire and Carrier
  • Length
  • Torque Tube
  • Bottom Bridge
  • Camber in Frame
  • Color
  • ST 235/80R16 G Tire
  • 215/75R17.5 H Tire
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