Product Description
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- 9″ Offset Stem & Coupler: Extends Gooseneck Coupler 9″ Forward, ideal for short bed trucks pulling gooseneck trailers.
- Dual Gusset Supports & Collar Plating Steel for Coupler: Offset extender gooseneck hitch is built super strong at extends your gooseneck coupler 9 inches.
- Heavy Duty Thick Wall Stem Design: Available for 100mm & 4″ Round, 100mm & 4″ Square, 4.5″ Square & Top crank style gooseneck stems.
- 30K Shift Lock Coupler: Patented, game changing design. Dual latching, captures both sides of ball. Easy to use handle & see if it’s latched at a glance. Patent #’s 11,370,257
- 30,000 lbs towing & 6,000 lbs tongue weight capacity: Built for the heavy duty gooseneck hauling.
- Finish Options: Choose raw steel, impact resistant textured matte black or red powder coat finish.
- Fits 2-5/16″ gooseneck hitch balls: Gooseneck couplers for 3″ ball available separately.
- 4 Adjustment Holes: Stems with holes have 4 adjustment holes that are 2-3/4″ apart.
- Completely Replaces Your Factory Inner Tube Stem & Coupler: Installs in minutes. Includes complete replacement inner tube gooseneck stem & Shift Lock™ coupler (Does not include outer gooseneck tube.)
- Includes Both Stem & Gooseneck Extender Coupler: Includes complete replacement inner tube gooseneck stem & Shift Lock™ coupler for 2-5/16″ ball.
- Not sure what size round gooseneck stem you have? Check out our gooseneck stem selection guide.
- Optional Gooseneck Locks: Coupler lock for shift lock gooseneck, part #SH-GK340P-BLK or SH-651P 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.
- The Shift Lock coupler is also available on all Gooseneck Surge Air Hitches. Want the shift lock coupler on an gooseneck air hitch? Check out our Gooseneck Surge Air Hitches.
Round Tube Pin & Sizing Guide:
Order Note; PIN ANGLE refers to the angle the pin goes through the stem, left to right or 0 degrees is STRAIGHT across which is very rare. The more common ANGLED pins have the pin coming out slightly back on drivers side and forward on the other side. Please inspect your trailer to select proper fit.
Note: Pin angle refers to the angle the pin goes through the stem, left to right or 0 degrees is Straight across which is very rare. The more common ANGLED pins have the pin coming out slightly back on drivers side & forward on the other side. See fitment guide
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Extend your Gooseneck trailer hookup 9 inches forward with our replacement Shocker gooseneck 9″ offset extension coupler adapter with 30,000 lbs Shift Lock™ gooseneck coupler for 2-5/16″ gooseneck ball. Great for short bed pickup trucks pulling gooseneck trailers. This inner tube stem is available for round and square stem gooseneck trailers. This offset extended gooseneck stem features heavy-duty thick wall inner tube & 9″ extender coupler has HD dual gusset supports and top coupler collar plating steel make it super strong and heavy-duty with a 30,000 lbs GTW & 6,000 lbs Tongue Weight. The inner stem & coupler is super easy to install and the Shift Lock™ gooseneck coupler is rated at 30,000 lbs GTW. This patented dual latching gooseneck coupler is the only one on the market that captures ball on both sides. Plus, at a glance, you can see if the gooseneck coupler is locked on the ball. The Shift Lock level handle makes it super easy to hook up and disconnect the gooseneck coupler from the ball. The 30K Shift Lock™ Coupler fits 2-5/16″ gooseneck hitch balls. We use dual latching simple sliding rods made with alloy steel to lock the ball in place. Works great for short bed pickup trucks with you’re pulling and towing gooseneck style trailers; dumps, flatbed, horse, race trailers and more. Available in raw steel, matte black textured or red textured premium impact resistant powder coat finish. Completely replaces your factory gooseneck inner stem & coupler with a 9″ off set stem & Shift Lock coupler. Installs in minutes.
The Shift Lock coupler is also available on all Gooseneck Air Hitches
Patent # 11,370,257 B1
California Residents: Prop 65 Warning
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