2020 Manac Combo Drop Deck Trailer – 53′ x 102″

Manac drop deck trailer for sale at Midco Sales in Chandler, AZ.  Key Specs:  53′ x 102″ trailer dimensions, combo drop deck trailer, rear sliding axle, CA legal, coil package, air ride suspension, aluminum wheels.

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  • stock # F2788 F2790

This Manac drop deck trailer is part of the Manac Legend SD series of drop deck trailers.  It measures 53′ x 102″ with a 20″ drop located 10′ 6″ from the front of the trailer.

This 53 foot drop deck trailer has air ride suspension with a rear sliding axle.  It is CA legal with the rear axle slid forward.

A coil package (consisting of six additional crossmembers) is installed on this combo drop deck trailer, allowing this 53 foot drop deck trailer to haul steel coils weighing up to 45,000 pounds.

An aluminum toolbox is mounted on the road side of this Manac 53 foot drop deck trailer.

The outer wheels on this 53 ft drop deck are Alcoa aluminum and the inner wheels are steel.

Manac Trailers

Manac Drop Deck Trailer Specs

Drop Deck Trailer Dimensions

This Manac trailer is a 53 foot drop deck trailer with a 10′ 6″ upper front deck.

  • Trailer length:  53 foot
  • Trailer width:  102 inches, 97 inches between rails
  • Trailer height: Floor, approximately 59 inches high at front and 41 inches at the bumper.
  • Drop height: 20 inches, located at 10′ 6″ from front of trailer

Trailer Construction

  • Combo drop deck trailer


  • Kingpin: 18 inches from front of this Manac drop deck
  • Coupler height: 48 inches
18 inch kingpin


  • 4″ high extruded aluminum I beams, 16″ c/c in gooseneck and the remaining 12″ c/c.

Knee Braces

  • 3/16″ formed steel plates, galvanized (G164), bolted in web and a crossmembers located each side

Trailer Floor

The aluminum floor with nailer strips provides strength, durability and versatility.

  • Structural aluminum extrusions, flat type, inverted “T”, 1 1/8″ high with 4 Apitong or equivalent planks.

Side Rails

  • 4 3/8″ x 5 11/16″ high, extruded aluminum.

Side Boxes

  • 3 5/8″ x 1 5/8″ inside, 4″ high, extruded aluminum

Rub Rails

  • Aluminum extrusions 3/8″ x 2 3/4″.
  • Single rub rail spacers 1″ x 1 3/4″ as anchor.


  • Bolted aluminum extrusion, 7″ high, overlapped floor to allow floor plank to walk underneath.


  • Galvanized (G164) steel, bolted uprights to frames, 4″ x 4″ cross bar formed tubing at a maximum height of 22″ from under tubing to ground
  • 2 Heavy duty rubber dock, at the end of rear rail on this Manac drop deck trailer
Steel bumper with rubber docks

Tie Bar

  • 3/8″ x 2 1/2″ shaped steel bolted under trailer crossmembers
  • Located 14″ from side rail
  • Galvanized
  • Curbside and roadside of Manac drop deck trailer

Coil Package

This Manac drop deck trailer is reinforced with a coil package for hauling steel coils up to 45,000 pounds.

  • Made of 6 additional crossmembers

Electrical Connections & Trailer Lighting

  • FRONT CONNECTOR – 7 way (SAE J560).
  • FRONT ADD. CONNECTOR – 7 way (ISO 3731), for auxiliary functions only.
  • ELECTRICAL SYSTEM – Shock proof lights, polycarbonate lenses, in compliance with CMVSS 108.
  • MAIN SYSTEM – Grote Ultra Blue LED, sealed beams, tail lights, markers lights “Dot”, identification lights (2 1/2″ dia.), licence light.
  • FLASHERS – Sealed beams LED, one lamp including side marker and flasher, each side at middle point, amber.
  • TAIL LIGHTS – Sealed beams (Grote DEL #54332) red. 1 additional tail light on each side
  • MARKER LIGHTS – 5 on each side of the Manac drop deck trailer

Landing Gear

  • SAND SHOES- 10″ x 10″
  • CRANK – Road side

Suspension & Axles

This Manac drop deck trailer features an air ride suspension with a a sliding rear axle.  The trailer is CA legal when the axle is slid to the forward most position.

  • Hendrickson INTRAAX 23K air ride suspension
  • Fixed Manac drop deck front axle suspension
  • Rear Manac drop deck sliding axle suspension
  • California legal with rear axle forward [popup_anything id=”12863″]
  • AXLES:  5 3/4″ diameter, 23 000 lbs. capacity
Sliding Rear Axle

Wheels & Tires

  • Wheels:  Alcoa aluminum outer wheels (22.5 x 8.25), steel inside wheels
  • Tires:  255/70 R 22.5 16 ply


  • 16 1/2″ standard, H20 Hendrickson lining
  • Meritor automatic slack adjusters, 28 splines
  • Brake Chambers:  T.S.E. brake, “Omnibrake” (30-30), (push rod 9 3/4″)
  • Hubs & Drums:  10 stud disc hubs, balanced drums outboard mount, 285.75mm B.C., single flange nuts


An aluminum toolbox is mounted on the road side of this Manac drop deck trailer.

  • 24″ deep x 18″ high x 60″ wide
Aluminum toolbox

Winch Tracks

Sliding winch tracks are installed on both sides of this Manac drop deck trailer

  • Full length, “LL” extruded aluminum
  • 10 sliding winches on each side (20 total) included
Sliding winch tracks with included winches

Complete this short online application to begin the financing process.  A Midco Sales representative will then contact you to obtain additional needed information.


    Call or Text:

    (480) 999-0607

    1200 S Akimel Ln, Chandler, AZ 85226

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      Tax & Licensing Fees May Apply
      Trailer Type Drop Deck
      Make Manac
      Year 2020
      Condition New
      Length 53'
      Suspension Air Ride
      Trailer composition Combo

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        Related Information

        About Manac’s Legend Series Drop Deck Trailers:

        Manac’s mission is to provide our customers with the highest quality products at a competitive price. That is what our new Legend Series does. We have put together specifications that meet the requirements of our customers. We have paid attention to details to ensure that our trailers are simple and functional. We have made sure that these new models offer the balance of
        durability and light weight that our customers demand. We feel that these drop deck trailers offer the best value in the market today.