RV4 5th Wheel to Gooseneck adapter for Flatbed pickup truck with 9 inches extension, 7-1/2 inch height

The RV4 Fifth Wheel to Gooseneck Adapter by PopUp Hitch is designed for flatbed trucks and has 9" Off-Set.

 RV4 & RV4XL 5th Wheel to gooseneck  Adapter for “Flatbed trucks”

The RV4 & RV4XL allow you to pull a 5th wheel trailer with your flatbed truck and gooseneck hitch.

RV4 - 7 1/2" fixed height measured from top of the gooseneck ball to the king pin plate on your trailer.

RV4XL - 11 1/4" height measured from the top of the gooseneck hitch ball to the king pin plate on your trailer. 

Both models have 9” off-set for shorter turns and allows more room between your truck bed and your trailer.

 The RV4`s are designed for use with flatbed pickup trucks. They do not offer enough clearance over the pickup bed sides on standard pickup bed.




  • Now you can pull your RV trailer with a gooseneck ball
  • Fits standard king-pin box.
  • Self-latching GN8 2-5/16" "V-19" rated coupler.
  • Precision coupler casting extends life of ball.
  • 9" offset for more trailer swing, added maneuverability.
  • Two models 7-1/2" & 11-/14” fixed height for tall truck beds.
  • Powder coated finish.
  • Easy bolt-on installation.
  • 24,000 lbs. Gross Trailer Weight.
  • 6,000 lbs. Gross tongue Weight.

PopUp Hitch, Popup Towing Products are made in the USA

Brand PopUp Hitch
Content RV4 Fifth Wheel Adapter for Flat Bed Trucks
Size RV4
Weight 70
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