Adjustable Trailer Coupler Hitch Mount – 3″ Channel, 6-Hole Extended Bracket
Part Number / SKU: 8978XL
Heavy-duty adjustable trailer coupler mount with an extended 6-hole channel for extra vertical adjustment — ideal for Bulldog-style couplers, lunette eyes, or clevis hitch setups.
About This Product
The Adjustable Trailer Coupler Hitch Mount (8978XL) features a tall, six-hole channel bracket offering greater range of towing height adjustment than standard mounts. Designed for heavy-duty applications, this 3″-wide channel accepts multiple coupler styles including Bulldog®, lunette, and clevis types, ensuring level, secure towing for agricultural, industrial, and utility trailers.
Features
- 3″ inside channel width fits most adjustable trailer couplers
- Six precision holes spaced 2″ on center for maximum height range
- Compatible with ¾″ diameter pins or Grade-8 bolts
- Forged and welded heavy-gauge steel construction for long service life
- Extended-length design provides finer coupler height adjustment
- Black powder-coated finish protects against rust and corrosion
- Ideal for farm, construction, and heavy-duty utility trailers
Specifications
| Specification | Detail |
|---|---|
| Part Number | 8978XL |
| Type | Adjustable Coupler Channel Mount (Extended) |
| Channel Width (Inside) | 3″ |
| Hole Pattern | 6 Holes / 2″ On Center |
| Pin / Bolt Diameter | ¾″ |
| Material | Heavy-Gauge Forged Steel |
| Finish | Black Powder-Coated |
| Mount Style | Weld-On or Bolt-On Adjustable Channel |
| Applications | Bulldog®, Lunette, Clevis, and Adjustable Couplers |
Fitment & Use
- Fits 3″ adjustable couplers and standard channel hardware
- Perfect for trailers requiring greater coupler height range
- Used with Bulldog-style or clevis couplers for versatile setups
Note: Always verify trailer and hitch load ratings before use. Use only Grade-8 bolts or ¾″ pins, and check torque periodically for safe towing.
Explore our full range of adjustable couplers, mounts, and trailer hardware for any towing setup.