Bulldog Cast Head Trailer Coupler 2" Ball 8,000 lbs Adjustable Channel Tongue Wedge Latch NO CHANNEL
Model: A200C 0317HEAVY DUTY COUPLERS - CAST COUPLERS
Designed for utility, horse/livestock, cargo, and construction trailer applications, BULLDOG Couplers are the strongest in the industry. The patented cast head “Wedge-Latch®” coupler design is offered in heavyduty, A-frame, and convenient adjustable height models. Adjustable couplers assure level operation for trailers when pulled by a variety of different vehicles. The replaceable latching hardware allows for longer service life.
- Quick and easy to engage
- Strong and secure on the road
- Patented Wedge-Latch® ball clamp design
- Quick to hook up and disconnect
- In compliance with SAE standard J684
| Part Number | A200C 0317 |
| Brand | Bulldog |
| Gross Trailer Weight | 8,000 lbs. |
| Ball Size | 2" |
| Application | Fits inside 3" wide channel |
| SAE Class | IV |
| Overall Length | 8-1/2" |
| Latch | Wedge-Latch |
| Material | Cast Steel |
| Warranty | 5 Year |
| Installation Instructions |  |
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Product Details
- Brand: Bulldog
- Model: A200C 0317
- UPC: 016118085587
- Includes: Cast Head Coupler
Description
HEAVY DUTY COUPLERS - CAST COUPLERS
Designed for utility, horse/livestock, cargo, and construction trailer applications, BULLDOG Couplers are the strongest in the industry. The patented cast head “Wedge-Latch®” coupler design is offered in heavyduty, A-frame, and convenient adjustable height models. Adjustable couplers assure level operation for trailers when pulled by a variety of different vehicles. The replaceable latching hardware allows for longer service life.
- Quick and easy to engage
- Strong and secure on the road
- Patented Wedge-Latch® ball clamp design
- Quick to hook up and disconnect
- In compliance with SAE standard J684
| Part Number | A200C 0317 |
| Brand | Bulldog |
| Gross Trailer Weight | 8,000 lbs. |
| Ball Size | 2" |
| Application | Fits inside 3" wide channel |
| SAE Class | IV |
| Overall Length | 8-1/2" |
| Latch | Wedge-Latch |
| Material | Cast Steel |
| Warranty | 5 Year |
| Installation Instructions | |
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Bulldog Cast Head Trailer Coupler 2" Ball 8,000 lbs Adjustable Channel Tongue Wedge Latch NO CHANNEL Install Notes
Installation and Maintenance Instructions for Wedge-Latch® Coupler
Specifications:
- Rated according to SAE J684.
- Minimum tongue overlap: 6.5 inches.
- For use only with 50° trailer tongues.
Tools Required:
- Torque wrench
- SAE 30 wt. motor oil
- Grade 5 bolts with locknuts
Step-by-Step Instructions:
Weld-On Instructions:
- Ensure all welding is performed by an AWS-certified welder.
- Butt the coupler’s internal stop against the end of the trailer tongue for maximum overlap (minimum 6.5 inches).
- Weld both sides and the top using a minimum 3/16" fillet weld.
- Remove any excess paint or primer from the ball pocket and latching mechanism after installation.
Bolt-On Instructions:
- A-Frame Couplers:
- Butt the coupler’s internal stop against the trailer tongue for maximum overlap.
- Use the available mounting holes to secure the coupler with Grade 5 bolts with locknuts.
- Torque bolts to SAE proof load specifications:
- Ø 3/8”: 23 ft-lbs.
- Ø 1/2”: 55 ft-lbs.
- Ø 5/8”: 110 ft-lbs.
- Flat-Mount Couplers:
- Insert four (4) 5/8” Grade 5 bolts through the coupler and mounting plate.
- Tighten bolts to 150 ft-lbs.
- Adjustable Height Channels:
- For tongues 6 inches or less, gussets are required.
- Weld a 1/4” minimum fillet weld around the mounting bracket.
- Use (2) 5/8” x 5” Grade 5 bolts to secure the coupler to the bracket. Tighten to 100-110 ft-lbs.
Coupling Instructions:
To Couple:
- Block the trailer wheels.
- Align the hitch ball beneath the coupler.
- Open the coupler locking lever and lower the coupler onto the ball until it is fully seated.
- Close the locking lever, ensuring the latch engages and the ball clamp is beneath the ball.
- Optionally, insert a 5/16” pin or lock through the lever.
To Uncouple:
- Block the trailer wheels.
- Fully open the locking lever and raise the coupler off the hitch ball.
- Return the handle to the closed position.
Maintenance:
- Perform annually:
- Check welds and bolt torque.
- Grease the ball pocket.
- Oil pivot points with SAE 30 wt. motor oil.
- Inspect retaining pins and replace if necessary.
- Keep the ball pocket clean to prevent dirt buildup.
Safety Notes:
- Always use the correct hitch ball size as specified on the coupler.
- Inspect all components before each use and replace any worn or damaged parts.
- Do not tow if the ball is not fully seated or the coupler latch is not engaged.
- Ensure trailer safety chains and lighting meet SAE J684 standards.
Warranty Information:
- Limited Warranty:
- Coverage varies by product type.
- Exclusions:
- Normal wear and tear.
- Damage caused by misuse, improper installation, or overloading.
- For complete warranty instructions, please download the full installation PDF.
Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information from the manufacturer, please download the full installation PDF.
Technical Support: For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.
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