🔧 The Best 5th Wheel to Gooseneck Adapters for Towing Confidence (2025 Guide)

If you're looking to connect a 5th wheel trailer to a gooseneck hitch in your truck bed, you're not alone. More truck owners are choosing 5th wheel to gooseneck adapters for their simplicity, flexibility, and cost-effectiveness—especially if their truck is already set up with a gooseneck hitch.

Here’s a rundown of the top-rated adapters on the market in 2025, with pros, cons, and who they’re best for.

🥇 1. Convert-A-Ball C5G1216 Adjustable Gooseneck Adapter

• Height Range: 12”–16”
• Weight Rating: 20,000 lbs
• Pin Box Mount
• Why it’s great: Built-in shock dampening for smoother rides

Pros:

• Height adjustable
• Easy installation
• Absorbs road shock

Cons:

• Not compatible with all pin box designs
• Requires drilling for mounting

👉 Best for: Full-time RVers who want a cushioned, permanent solution.

🥈 2. Reese Goose Box 94720

• Weight Rating: 16,000 lbs (model dependent)
• Direct OEM replacement
• Air-ride suspension built in

Pros:

• Maintains full bed access
• OEM-approved for many RV warranties
• No adapter needed—it is the pin box

Cons:

• Pricey
• Requires removing your current 5th wheel pin box

👉 Best for: RVers looking to upgrade and maintain manufacturer warranty compliance.

🥉 3. T Built 15" Gooseneck Adapter

• Height: 15”
• Weight Rating: 20,000 lbs
• Bolt-on style with safety chains

Pros:

• Budget-friendly
• Powder-coated finish
• Includes safety chains

Cons:

• Fixed height may not work for all setups
• No cushioning or shock absorption

👉 Best for: Occasional users or budget-conscious haulers.

🛠️ 4. Andersen Ultimate Connection (3220-TBX)

• Weight Rating: 24,000 lbs
• Aluminum frame = lightweight (under 40 lbs)
• No modification to the RV

Pros:

• Lightweight & easy to remove
• Doesn’t void most RV warranties
• No drilling or welding required

Cons:

• Not ideal for heavy-duty full-time towing
• Requires a flat truck bed (no bedliner under base)

👉 Best for: People who tow multiple trailers and value versatility.

🔍 What to Look for in a 5th Wheel to Gooseneck Adapter

• Weight Rating: Always match the adapter to the trailer’s GVWR
• Height Compatibility: Measure your clearance before buying
• Ease of Installation: Bolt-on vs permanent mount
• Shock Absorption: Reduces strain on your RV and tow vehicle
• Warranty Impact: Some adapters may void trailer frame warranties

🏁 Final Thoughts

Whether you're a weekend warrior or a full-time RVer, the right 5th wheel to gooseneck adapter can save you time, hassle, and money. While Reese Goose Box and Andersen Ultimate are top-tier for warranty-conscious users, Convert-A-Ball and T Built are great choices for budget and adjustability.

👉 Pro Tip: Always consult your RV manufacturer before installing an adapter to ensure you don’t void any structural warranty.

📦 Where to Buy

Amazon