Product Description
- Inner Tube Gooseneck Stem & Coupler: Completely replaces your factory inner tube gooseneck stem & coupler in minutes.
- Heavy Duty Thick Wall Design Stem: Available for 100mm & 4″ Round, 100mm & 4″ Square, 4.5″ Square & Top crank style gooseneck stems.
- Extra Plating for Welded Stem & Coupler Connection: Additional plating to weld coupler to stem for long term strength and durability.
- 30K Auto Latching Demco Coupler: EZ auto latching demco coupler for 2-5/16″ gooseneck ball. Flip up to unhook, flip down and set onto gooseneck ball to auto latch.
- 30,000 lbs towing & 6,000 lbs tongue weight capacity: Built for the heavy duty gooseneck hauling.
- Raw Steel or Matte Black Powder Coat: Choose either raw steel and premium impact resistant matte black textured powder coat finish.
- Fits 2-5/16″ gooseneck hitch balls: Gooseneck couplers for 3″ ball available separately.
- 4 Adjustment Holes: Stem feature 4 height adjustment holes. Holes are 2-3/4″ apart.
- Easy Installation: Includes complete replacement inner tube gooseneck stem & demco ez latch coupler. (Does not include outer gooseneck tube).
- Includes Both Stem & Gooseneck Coupler: Includes complete replacement inner tube gooseneck stem & demco coupler.
- Optional Gooseneck Locks: Coupler lock for demco gooseneck coupler, part #DEM-17654-81 and set bolt lock, part # SH-400GL-ISP-BLK available and sold separately.
- Optional Outer Gooseneck Sleeve/Tube: Does not include weld on outer gooseneck sleeve tube. They are sold separately.
- Not sure what size round gooseneck stem you have? Check out our gooseneck stem selection guide.
Round Tube Pin & Sizing Guide

Upgrade your gooseneck trailer with a replacement thick walled Shocker 30,000 lb gooseneck stem with demco coupler for 2-5/16″ gooseneck ball, featuring an adjustable inner tube stem that is welded to the coupler with extra plating for long term strength. Inner tube replacement gooseneck stem & EZ latch auto latching demco coupler come in textured matte black powder coat finish and ready to install. Round & square stem options. The demco auto latching gooseneck coupler from Shocker Hitch is now available with a direct replacement inner tube stem for your gooseneck trailer. Upgrade your gooseneck trailer with the easy to use, automatically latching Demco coupler for gooseneck trailers. The EZ latch design flipped up when you want to unhook it from your gooseneck trailer and just flip it back down when you want to hook it up, and it will automatically latch. Works great on gooseneck style trailers; dumps, flatbed, horse, race trailers and more. Completely replaces your factory stem & coupler with a replacement stem & demco goose coupler. Installs in minutes.
The looking for an air ride gooseneck hitch, check out our Gooseneck Air Hitches.
California Residents: Prop 65 Warning
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