Bulldog Round Gooseneck Trailer Coupler GN24 25,000 lbs GN24 Head 4.5" Outer Sleeve 4" Inner Tube 2‑5/16" Hitch Ball 3/4" Pin
Model: 0289340317Bulldog 25K Round Adjustable Gooseneck Coupler Cable Release w/ GN24 Head and 3/4" Load Bearing Pin
BULLDOG gooseneck couplers are quick and easy to engage and strong and secure on the road. Our unique, patented, extruded locking plate design and high-strength steel components make BULLDOG gooseneck couplers 65% stronger than similar products.
• Easy-grip locking handle is accessible from any position
• Self-centering locking plate lets you miss the ball by more than an inch
• Tight ball fit reduces jarring when changing speeds or on rough roads
• Heavy-duty construction provides unmatched strength
• User-friendly design is simple to use
• Quick to hook up and disconnect
• Easy vertical adjustment
| Part Number | 0289340317 |
| Brand | Bulldog |
| Capacity | 25,000 lbs. |
| Retracted Height | 28.1" |
| Extended Height | 36.1" |
| Range of Adjustment | 8" |
| Ball SIze | 2-5/16" |
| Inner Tube Diameter | 4" |
| Outer Tube Diameter | 4.5" |
| Load bearing pin diameter | 3/4" |
| Warranty | 5 Year |
| Installation Instructions |  |
About Bulldog
This part is a perfect choice for your Cattle horse Livestock and other trailers made by manufacturers like Big Tex Kaufman PJ ATC Gatormade Anderson Load Trail GN WITZCO Wells Cargo Barret Red Rhino Middlebury Elite Lark Snake River Load N Go and many more
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$269 99
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Product Details
- Brand: Bulldog
- Model: 0289340317
- UPC: 783192011152
- Includes: Round Gooseneck Coupler
Description
Bulldog 25K Round Adjustable Gooseneck Coupler Cable Release w/ GN24 Head and 3/4" Load Bearing Pin
BULLDOG gooseneck couplers are quick and easy to engage and strong and secure on the road. Our unique, patented, extruded locking plate design and high-strength steel components make BULLDOG gooseneck couplers 65% stronger than similar products.
• Easy-grip locking handle is accessible from any position
• Self-centering locking plate lets you miss the ball by more than an inch
• Tight ball fit reduces jarring when changing speeds or on rough roads
• Heavy-duty construction provides unmatched strength
• User-friendly design is simple to use
• Quick to hook up and disconnect
• Easy vertical adjustment
| Part Number | 0289340317 |
| Brand | Bulldog |
| Capacity | 25,000 lbs. |
| Retracted Height | 28.1" |
| Extended Height | 36.1" |
| Range of Adjustment | 8" |
| Ball SIze | 2-5/16" |
| Inner Tube Diameter | 4" |
| Outer Tube Diameter | 4.5" |
| Load bearing pin diameter | 3/4" |
| Warranty | 5 Year |
| Installation Instructions | |
About Bulldog
This part is a perfect choice for your Cattle horse Livestock and other trailers made by manufacturers like Big Tex Kaufman PJ ATC Gatormade Anderson Load Trail GN WITZCO Wells Cargo Barret Red Rhino Middlebury Elite Lark Snake River Load N Go and many more
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Bulldog Round Gooseneck Trailer Coupler GN24 25,000 lbs GN24 Head 4.5" Outer Sleeve 4" Inner Tube 2-5/16" Hitch Ball 3/4" Pin Install Notes
Installation and Maintenance Instructions for Gooseneck Coupler
Specifications:
- Rated according to SAE J2638 standards.
- Requires a 2 5/16” hitch ball rated equal to or greater than the coupler’s capacity.
- Maximum extension: 8 inches from the fully retracted position.
Tools Required:
- Torque wrench capable of 125 ft-lbs.
- AWS-certified welder (for welding tasks).
Safety Notes:
- Do not exceed the coupler, hitch, vehicle, ball, or trailer weight ratings, including the load.
- Never position any body part under the product or the load it supports.
- Secure the load, vehicle, and trailer by blocking wheels before latching or unlatching the coupler.
- Inspect all components for signs of wear or damage before towing.
- Replace bent, broken, or worn parts before use.
- Ensure the hitch ball is fully seated in the coupler ball pocket and the latch is closed.
- Use safety chains and ensure trailer lighting complies with regulations.
Installation Instructions:
Pre-Installation:
- Verify no interference from the tow vehicle, tongue, ground, or mounted accessories during operation.
- Ensure set bolts face the towing vehicle.
- Attach gussets as low as possible to support the outer tube.
- Avoid heat damage to the coupler during welding.
Welding:
- All welding must be performed by an AWS-certified welder.
- The outer tube must be rigidly attached to the trailer to support the rated load.
Post-Installation:
- Ensure the coupler remains vertical for proper operation.
- Confirm that the coupler operation has not been impaired.
- Apply included labels and remove pre-mask tape after painting.
Operating Instructions:
To Couple:
- Block trailer wheels.
- Align the hitch ball beneath the coupler.
- Set the locking pin in the open position.
- Lower the trailer onto the hitch ball and ensure it is fully seated.
- Slide the locking plate into the closed position.
- Set the locking pin to secure the coupler.
To Uncouple:
- Block trailer wheels.
- Set the locking pin in the open position.
- Raise the trailer from the hitch ball.
Maintenance:
- Perform the following annually:
- Check hardware torque (125 ft-lbs).
- Grease the ball pocket.
- Oil pivot points with SAE 30 wt. motor oil.
- Inspect retaining pin and replace if necessary.
Warranty Information:
- Three-Year Limited Warranty:
- Covers defects in materials and workmanship under normal use and service.
- Exclusions:
- Normal wear and tear.
- Damage due to misuse, overloading, or improper installation.
- For warranty information, please retain your purchase receipt and contact the manufacturer.
Additional Notes:
- Gussets must extend to within 3” of the bottom of the outer tube for rated load support.
- For high-load or rough-service applications, additional reinforcement and banding may be required.
- Replacement parts are available through authorized retailers.
For technical support and assistance, visit www.trailerjacks.com or call 877-869-6690.
Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information, please download the full installation PDF.
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