Shocker Shift Lock 30K Gooseneck Stem & Coupler for 2-5/16" Ball - Square 4" Straight Pin, Black – Square 4″ Straight Pin, Black
$564.38
$726.23 save $161.85
or as low as $48/mo with flexible financing — 4, 6, or 12 months. Options at checkout.
Completely replaces your factory inner
tube stem & coupler with the Shocker Shift Lock Coupler. Installs in minutes.
Want the shift lock coupler
on an air hitch? Check out our Gooseneck Surge Air Hitches
The Shift Lock coupler is
also available on all Gooseneck Surge Air Hitches
Available for 4″ Round, 4″
Square & Crank style gooseneck stems
Stop destroying your trailer and cargo.
Every bump, pothole, and expansion joint sends a violent jolt through your trailer frame, damaging cargo and wearing out your truck. Shocker Air Ride Hitches absorb that punishment at the coupling, before it reaches your trailer.
Adjustable 30,000 lb inner tube gooseneck stem & Shift Lock® coupler for 2-5/16" gooseneck ball. This inner tube replacement gooseneck stem & Shift Lock® gooseneck coupler has heavy duty thick walled round & square inner stem tube options with additional heavy duty plating to weld coupler to stem for long term strength and durability. The patented Shift Lock gooseneck coupler is a direct replacement inner tube stem for your gooseneck trailer. Fits Gooseneck Trailers with a 4″ or 100mm (3-15/16″) Square Inner Tube Stem with Straight Pin Holes - Textured Black Powder Coat Finish - 30,000 lbs GTW & 6,000 lbs TW - 4 Adjustment Holes Upgrade your gooseneck trailer with the easy to use, patented dual latching Shift Lock gooseneck coupler for gooseneck trailers. The shift lock design makes it easy to see if you are locked onto the ball at a glance and is the only gooseneck coupler that captures the ball on both sides. The Shift Lock handle makes it super easy to hook up and disconnect the gooseneck coupler from the ball. The 30K Shift Lock gooseneck coupler fits 2-5/16" hitch balls and is easy, fast, and safe. We use dual latching simple sliding rods made with alloy steel to lock the ball in place. Works great on gooseneck style trailers; dumps, flatbed, horse, race trailers, and more. Completely replaces your factory stem & coupler with a replacement stem & Shift Lock coupler. Installs in minutes.
- Want the shift lock coupler on an air hitch? Check out our Gooseneck Surge Air Hitches
- Completely replaces your factory inner tube stem & coupler with the Shocker Shift Lock Coupler. Installs in minutes.
- Patent pending, game changing Gooseneck coupler design
- Dual latching, captures both sides of ball
- Easy to use handle & see if it’s latched at a glance
- Available for 4″ Round, 4″ Square & Crank style gooseneck stems
- Fits 2-5/16″ gooseneck hitch balls
- 30K Shift Lock gooseneck coupler. 30,000 lbs & 6,000 lbs tongue weight
- Stems have 4 adjustment holes, holes are 2-3/4″ apart
- Includes complete replacement inner tube gooseneck stem & Shift Lock® coupler
- Does not include outer gooseneck tube
- The Shift Lock coupler is also available on all Gooseneck Surge Air Hitches
Not sure this fits your setup?
These take a minute and save a return.
$564.38
Still researching?
Skip the product wall — these are the four guides every buyer actually opens before they decide.
Installation Guide
Step-by-step videos for every Shocker family. What's in the box, what tools you need, and how long it takes.
Watch the installAir Pressure Setup
How to dial in air pressure by trailer weight so the ride is right the first time and the hitch lasts longer.
See psi by loadTowing Capacity Guide
Match GTW, tongue weight, and receiver size to your truck class so you don't over- or under-buy.
Read the guideConfigure Your Hitch
60-second fit quiz — answer a few questions about your truck and trailer, get a tailored recommendation.
Start the quiz
- 1-Year Manufacturer Warranty
- 60-Day Returns
- 20,000+ Customers
- Ships from Canada