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Free Shipping on Orders Over $600 USD - Mainland USA & Canada Only
Transformer Trailer Dolly
Transformer 15KMax. 15,000 lbs Gross / 3,000 lbs Tongue 15K-F$6,500 USD 15K-G$6,500 USD
Adapters Included 50" Kingpin Custom GooseneckMeasurements Required: Height from Ground to Hitch
Maximum Weight Capacity 15,000 lbs GVWR 3,000 lbs Tongue 12,000 lbs GVWR 1,500 lbs Tongue
Hitch Balls None One Custom Hitch Ball(Measurements Required)
Stabilizer Method Universal Stabilizer Bars:Kingpin Box or Landing Leg Connection Universal Stabilizer Bars:Landing Leg Connection
6.5" Wide Tires
Wireless Controller
Battery Charger
Smart Brake Controller
Two U1 Sealed Batteries
Transformer Trailer Dolly
Transformer Trailer Dolly
Transformer Trailer Dolly
Transformer Trailer Dolly
Transformer Trailer Dolly
Transformer Trailer Dolly
Transformer Trailer Dolly
Transformer Trailer Dolly
Transformer Trailer Dolly
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Transformer Trailer Dolly

Max. Weight Capacity: 15 000 lbs Gross. / 3000 lbs Tongue

Fifth Wheel

Max Capacity: 15,000 lbs GVWR
Tongue Weight: 3,000 lbs

50" Kingpin Adapter

Trailer should measure 48”-52” from Ground to bottom of Kingpin Box. If your measurements exceed this, please Contact Us before ordering.

Includes 1 Set of Universal Stabilizer Bars:

Choose a connection point on your trailer:

  • KINGPIN BOX ConnectionFor Trailers with Round legs.
  • LANDING LEG Connection: For Trailers with Square legs:
Trailer Legs Styles, Round Left, Square Right

Have any questions? Contact Us.

FREE Shipping on All Trailer Dollies! (Mainland US & Canada Only)

$6,500 USD

  • Psst... Want to save $150?

    Get a like-new trailer dolly, for less! View our Open Box Trailer Dolly selection. (While quantities last)

    Get Free, Same-Day Shipping!

    Applies to NEW Transformer Dollies. Orders must be placed Weekdays by 3 pm EST (Mainland US Only - Learn More)

    New Dollies are Ready to Ship! Gear Up this Season with a Transformer Trailer Dolly.

    THE ULTIMATE PARKING POWERHOUSE

    Get Intelligent Speed Control and Two 12V U1 Interstate® Batteries standard. Move up to 15,000 lbs with our New Wireless Controller for Safe, Precise Parking! See Instruction Manual for details.

      50" Fifth Wheel Adapter
      Max Capacity: 15,000 lbs GVWR
      Tongue Weight: 3,000 lbs

      • Kingpin Adapter
      • U Locking Pin with D-Clip
      • 1 Set of Universal Stabilizer Bars
        • KINGPIN BOX CONNECTIONFor Trailers with a hydraulic (Automatic) system.
        • LANDING LEGS CONNECTION: For Trailers that have regular, non-hydraulic landing legs with peg holes.

      Gooseneck Adapter
      Max Capacity: 12,000 lbs GVWR
      Tongue Weight: 1,500 lbs

      • This is a Custom Item. Please Contact Us with your Trailer Measurements from Ground to Hitch Before Ordering.

      DOLLY FEATURES

      Intelligent Speed Control™ (ISC)
      Switch between High and Low-Speed anytime for Fast or more Precise Parking. Motor Starts and Stops gradually to prevent damage to your trailer from sudden stopping. Switch modes with the New Wireless Controller!

      BATTERIES INCLUDED: Two pre-installed Interstate®12V U1 Sealed Batteries. Arrive fully charged and ready to move!

      NEW WIRELESS CONTROLLER: Mount on the Dolly's Handle, or use Wirelessly! See exactly where the Trailer is at all times and steer within inches of any obstacle.

      Two 1.5 HP MOTORS: Custom 1.5 Hp Bosch Motor for the Ultimate Power and Performance.

      Two FREEWHEEL KNOBS: Engages or Disengages Motor from Drive to Neutral to move the Dolly Without Power.

      VOLTMETER: Digital Volt Meter that measures and displays Power Level of Battery.

      CIRCUIT BREAKERS: Protects Motor and Smart Brake from power surges.

      BATTERY CHARGER: Battery Tender. Activates when the Dolly is plugged into a Wall Socket. Stops charging automatically when full.

      SMART BRAKE: 7-Way Power Plug that Controls the Trailer’s Electric or Surge Brakes.

      6.5" WIDE TIRES: Provide plenty of traction on firm grass, packed gravel, asphalt, and on a maximum grade of 4%.

      Learn how to measure the slope of your driveway by watching our video.

       

      SPECIFICATIONS

      DIMENSIONS:
      Footprint - 43" L x 29 1/2" W
      Receiver Tube Height: 15.5" from Ground

      RUN-TIME1.5 - 2 hrs (Depending on Amp Draw)

      TIRE PRESSURE: 90 PSI

       

      COMPATIBILITY

      FLEX AIR PIN BOXES: The Transformer 15k Unit is NOT compatible unless you install a lockout device similar to this.

      TRIPLE AXLE TRAILERS: Please contact us with your trailer specs and use case.

    • Force Base

      Weight Capacity: 5,000 lbs Gross. / 900 lbs Tongue

      6.5" Tires
      20" Ball Mount with Tightening Bar
      Two Hitch Balls: 2" & 2 5/16"
      Thrust Washer (Puzzle)
      20" Battery Cable
      Connect to a Dolly Mounted Battery.*

      *This Package does NOT include Battery or Battery Box.

      Force 5K

      Weight Capacity: 5,000 lbs Gross. / 900 lbs Tongue

      6.5" Tires
      20" Ball Mount with Tightening Bar
      Two Hitch Balls: 2" & 2 5/16"
      Thrust Washer (Puzzle)
      U1 Battery Kit
      Includes Battery, Mounting Tray, Strap and 6" Power Cable
      Built-In Battery Charger
      Smart Brake Controller
      Controls Electric & Surge Brakes via 7-Pin plug.

      Force 10K

      Weight Capacity: 10,000 lbs Gross. / 900 lbs Tongue

      6.5" Tires
      20" Ball Mount with Tightening Bar
      Two Hitch Balls: 2" & 2 5/16"
      Thrust Washer (Puzzle)
      U1 Battery Kit
      Includes Battery, Mounting Tray and Strap, and 6" Power Cable
      Built-In Battery Charger
      Smart Brake Controller
      Controls Electric & Surge Brakes via 7-Pin plug

    • 15k Fifth Wheel

      Max Capacity: 15,000 lbs GVWR
      Tongue Weight: 3,000 lbs

      Kingpin Measurements should be 48”-52” from Ground to bottom of Kingpin Box.

      If measurements exceed 48”-52”, Contact Us before ordering. 

      Kingpin Adapter
      (50" from Ground to Kingpin Box)
      Universal Stabilizer Bars
      (Kingpin or Landing Leg Connection)
      Wireless Remote Controller
      Two U1 Sealed Batteries

      Built-In Battery Charger
      Smart Brake Controller
      (Controls Electric & Surge Brakes via 7-Pin plug.)
      6.5" Wide Tires

      15k Gooseneck

      Max Capacity: 12,000 lbs GVWR
      Tongue Weight: 1,500 lbs

      This is a Custom Item. Please provide us with the height from the ground to the bottom of your hitch before ordering. You can Contact Us with these details, or leave us a note at checkout.

      Gooseneck Adapter
      (Customized to fit your Trailer Dimensions.)
      Wireless Remote Controller
      Two U1 Sealed Batteries

      Built-In Battery Charger
      Smart Brake Controller
      Controls Electric & Surge Brakes via 7-Pin plug.
      6.5" Wide Tires

    • Customers within the Mainland US & Canada get FREE SHIPPING on orders over $600 USD.

      Delivery times are approximate, with weather and holidays permitting.

      Force & TransformerMainland US - Same-Day Shipping on orders placed by 3pm EST each weekday! Canada - 1 Week to Ship (5-7 Days Delivery)
      Carrier: 3 Weeks to Ship (5-7 Days Delivery)
      Open Box Trailer Dollies: 1 Week to Ship (5-7 Days Delivery)
      Parts: 5-10 Business Days


      For Express or International shipping rates and delivery times, please Contact Us.

      All Trailer Dollies will require a signature upon delivery. If you would like to waive this requirement, leave us a note at checkout.

      Note: We cannot ship Trailer Dollies to PO Box addresses.

    • Your New Trailer Dolly is covered by our 2 Year Parts & Repair Warranty, starting from the initial date of purchase. If your Trailer Dolly fails to perform within this time frame or if the issue appears to be caused by defective parts, we will work with you to fix the issue.

    • If you are not completely satisfied with your Trailer Dolly, customers in the Mainland US and Canada can return their unit up to 30 days after receiving their dolly for a refund, minus a flat return shipping cost and restocking fee.

      Parts Only and International Trailer Dolly orders are not eligible for return.

      Read our Full Return Policy