Transmission Trailer


Transmission Trailer

 
Purpose-built for high demand
utility and transmission work.

The MGS Transmission Maintenance Trailer is engineered for high-demand utility and transmission environments. Built for durability, safety, and long-term field performance, each trailer can be customized to support heavy workloads, organized storage, and mission-critical maintenance operations. Designed to meet industry standards, it delivers reliability crews can depend on in demanding conditions.

Customized to meet your needs.

 
Customized to meet your needs.

  • Body Dimensions

    • Exterior - 94”W X 82” H x 14’ ’L (includes bumper) 
    • Interior – 54”W X 12.5’ L x 80”H 
    • Overall length 94”W x 21’L x 10’H
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  • Capacities

    • Payload capacity - 12,400lbs 
    • GVWR - 20,000lbs
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  • Running Gear

    • (2) 10,000lb HD, Dexter sprung axles with grease lube hub. (Rubber Bushed Suspension) 
    • Axles located so as to transfer 10-15% of the upfitted (loaded) unit weight to the tow vehicle.
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  • Brakes

    All wheel electric with Breakaway system with solar charger for breakaway battery.

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  • Tires & Wheels:

    • 245/70R17.5 LRH. 6 x 17.5 
    • Galvanized steel disc wheels. 
    • Matching spare with rack included 
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  • Chassis Construction

    • Jack 10K drop leg sidewind, spring retract jack with footplate.
    • Constructed from 6” x 4” x 3/8” wall tubing (integral frame rail and tongue rails with longitudinal reinforcement at front cross member. Crossmembers are formed ¼” A36 plate. Wallace forge 1” thick x 16” H, 6 bolt, 3 position hitch. Accepts MGS 111136 adjustable, galvanized 18” hitch extension fitted with zinc plated, 4 bolt, towing eye. 20”-29.5” range of adjustment 
    • “A” frame (tongue) 5’L + 18” hitch extension. 
    • Entire chassis is hot dipped galvanized. 
    • All non-galvanized items painted spectrum gray: Axles, springs, equalizers, tongue jack
    • Est. platform height 28” 
    • (2) grade 70 safety chains to extend 30” beyond pintle eye with length adjustment.
    • Document holder is mounted on tongue
    • Body mounts - 5/16” A36 plate with ½” G8 bolts
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  • Wheel Chocks

    • Two with holders and positive securement.
    • Step bumper: 96 inches wide – 12.5 inches deep. Step portion grip strut. Locate step even with bottom of body. Bumper assembly removable, polyurea finish (black). Swing down step and vise receiver tube. 
    • Cone holder mounted on tongue
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  • Grounding Studs

    (2) 1 front and 1 rear. 5” brass with tin plating with 1” ball end. Paint removed from the mounting areas to allow metal to metal contact and corrosion inhibitor applied for corrosion protection.

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  • Utiltiy Body Specifications

    • Steel Enclosed utility body 94” wide X 80” interior height X 12.5’ length
    • Canopy / Solid roof - NO roof vents or windows. 
    • (2 ) rear barn doors 52”W X 72”H. No Windows. The rear door latching and locking mechanism installed such that an occupant cannot be locked inside of the body in the event the doors are closed inadvertently. 
    • (2) Rear barn door holders-Hold door open 90 degrees. (2) bolt on Grab handles bolted inside doors – one on each side at rear of body for cargo access, starting at floor.
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  • Exterior Compartments

    • Bottom of compartments not lower than center line of trailer axle. 
    • Front and rear vertical, forward hinged.
    • Center horizontal bottom hinged 
    • Gang lock for each side (qty 2 total mounted on rear of box). Gang lock secured with customer supplied padlock.
    • LED rope / strip lights installed in each compartment, all compartment lights operate via single interior body mount switch. Lights connected to shore power
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  • Hot Stick Ladder Box

    Installed on RS for hot stick ladder 13’8”L x 18.5”W x 7” thick. Rear roller and positive securement chain.

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  • Ladder Rack

    Fold down ladder rack with gas spring cushions.

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  • Interior

    • Floor material - steel tread plate. 
    • Butcher block workbench 24” D x full width on front wall. 
    • 4-Drings on floor. Located at extremities, two behind work bench and two near rear of bed. 
    • Interior side wall storage in canopy section R/S and C/S. 
    • Three shelves each side with 4” lip and dividers for small bolts nuts etc. 
    • Upper shelf to be twice as high as lower two with mesh doors that latch (not lock) to retain larger items.
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  • Electrical

    • All Lighting and reflectors to meet FMVSS 108 
    • 7-pin round berg connector mounted at front of trailer 12’ coiled trailer electrical cord with a male plug at each end included. Wired to customer Standards. 
    • LED sealed lighting and electrical system with two stop/turn/taillights per Side (inside brake / running, outside turn / running). 
    • All wiring in conduit to junction boxes.
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  • Lighting

    • Interior Lighting: Center mount large LED light on switch connected to running light circuit. LED Ceiling perimeter lights on switch connected to shore power.
    • Exterior Lighting: Three Whelen LED scene lights (#PCPSM2C or equivalent) one centered CS, RS, Rear 120V Electrical Two (2) four gang, 20A GFI outlets at the extremities of the work bench One (1) 30A panel mounted to CS wall above work bench One (1) 30A 3 wire inverted male receptacle L5-30P or equivalent for shore power connection on exterior CS wall.
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  • Finish

    • Body color WHITE 
    • DOT reflective tape on frame per DOT requirements.
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