Address: 22895 County Line Rd, Shell Knob, MO 65747     Phone: 620-432-6079      Email:

Gooseneck & 5th wheel Towing products High volume low price leader

SB3XL gooseneck trailer coupler for Flatbed truck with a 9 inch extension and a 4 inch square trailer stem.

Extended Gooseneck Hitch Coupler

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lower 48 States

$ 366.00


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Popup hitch; Popup Towing Products are made in the USA.

Quick Facts:

  • For flat bed trucks with recessed ball
  • Fits Gooseneck trailers with 4″ ID square tube stem
  • Nine Inch offset between truck and gooseneck trailer.
  • Fits standard gooseneck trailer coupler tubes.
  • Self-latching gooseneck GN8 2-5/16″ coupler.
  • Precision gooseneck coupler casting extends life of gooseneck hitch ball.
  • 24,000 lbs. Gross Trailer Weight.
  • Extra heavy wall tube for maximum strength.
  • Includes gooseneck trailer coupler release cable and hardware.
  • 1″ holes thru both sides

This gooseneck hitch coupler latches when the gooseneck trailer is lowered onto the ball. It also has a molded hitching guide to make coupling easier. To uncouple, you simply pull a release cable located near the gooseneck trailer jack handle. The GN8 gooseneck trailer coupler has a V-19 rating of 28,000 pounds.

These units are fabricated using extra heavy wall tubing for maximum strength. They are rated at 24,000 pounds gross trailer weight.

Short Bed Extended Couplers come with all necessary hardware and coupler release cabling.

Installation takes about half an hour.