Heavy-Duty Gooseneck to 5th Wheel Adapter

Upgrade your towing setup with this LXYIUTRW Gooseneck to Fifth Wheel Adapter, engineered for reliability and performance in heavy-duty applications. Built from durable iron construction, this adapter supports a 20,000 lb tongue capacity, making it ideal for large campers, RVs, and commercial trailers. The robust design ensures stability under demanding conditions, reducing wear on both your towing vehicle and trailer.

Designed with 360° polyurethane shock absorption, this adapter minimizes bounce and vibration, delivering a smoother ride and protecting your investment. The adjustable height range of 12–16 inches accommodates a wide variety of kingpin box setups, ensuring compatibility with most fifth-wheel and gooseneck configurations. The secure coupling mechanism guarantees a tight, stable connection, while the direct-fit OE/OEM design (Part # C5G1216) simplifies installation—though professional setup is recommended for the best results.