For RV enthusiasts and heavy-duty tow setups, offset 5th wheel to gooseneck adapters provide a versatile bridge between mounting standards. This guide highlights reliable options that support a 7-1/2 inch offset and 12 to 16 inch height ranges, with strong towing capacities. Each product is evaluated on build quality, installation ease, vibration control, and overall value for common hitch configurations.
| Product | Brand | Offset / Height Range | Towing Capacity |
|---|---|---|---|
| C5GX1216 12″-16″ Adjustable Cushioned 5th Wheel To Gooseneck Adapter | Orceed Store | 12″ – 16″ / 7-1/2″ offset | 20,000 lbs |
| labwork C5GX 12 Inch-16 Inch RV 5th Wheel To Gooseneck Adapter | labwork Store | 12″ – 16″ / 7-1/2″ offset | 20,000 lbs |
| Replacement Convert-A-Ball C5GX1216 Adapter | GOMADEIT | 12″ – 16″ / 7-1/2″ offset | 20,000 lbs |
| GEN-Y Hitch Fifth Wheel To Gooseneck Static Box | GEN-Y Hitch Store | Offset 7-1/2″, standard 2 5/16″ ball | 30,000 lbs |
| T-Built 5th Wheel To Gooseneck Adapter | Built | 12″ – 17″ / 7-3/4″ offset | 20,000 lbs |
Orceed C5GX-1216 Adjustable Cushioned 5th Wheel To Gooseneck Adapter
The C5GX-1216 adapter is constructed from robust steel to withstand heavy-duty towing. It features an adjustable height range of 12″ to 16″ and accommodates a 7-1/2″ offset, enabling reliable connections across multiple gooseneck setups. Installation is designed to be straightforward, with no drilling or welding required. Its cushioned design helps reduce vibration and wear on trailers during long hauls.
labwork C5GX 12 Inch-16 Inch RV 5th Wheel To Gooseneck Adapter
Made of sturdy steel for long service life, this adapter supports a 12″ to 16″ height range and a 7-1/2″ offset, matching common heavy-duty hitch configurations. It is designed to reduce rebound and vibration, helping minimize trailer and vehicle wear. The unit’s towing capacity reaches up to 20,000 lbs, making it suitable for demanding towing scenarios.
Replacement Convert-A-Ball C5GX1216 Adjustable Cushioned Adapter
This option mirrors the original Convert-A-Ball design with a 12″ to 16″ height range and a 7-1/2″ offset. It offers a 20,000-pound towing capacity and a 4,000-pound pin weight capacity. The adapter incorporates polymer pads to absorb shock and vibration, contributing to a smoother towing experience and reduced wear during longer journeys.
GEN-Y Hitch Fifth Wheel To Gooseneck Static Pin Box
The GEN-Y Static Pin Box uses a SnapLatch Coupler for quick connection to 2 5/16″ gooseneck balls. It supports a towing capacity of up to 30,000 lbs and a 6,500 lb tongue weight, offering substantial bite for heavy loads. The design emphasizes space efficiency by removing bulky fifth-wheel hardware from the truck bed when not towing, and it features a durable black matte finish for weather resistance.
T-Built 5th Wheel To Gooseneck Adapter With Remote Release
The T-Built adapter offers adjustable heights of 12″, 15″, and 17″ with a 7 3/4″ offset, plus a remote release cable for easier operation. It is designed to work with standard 2 5/16″ balls and supports a 20,000-pound rating. Built in the USA, this unit emphasizes durability and includes a two-year manufacturer warranty, indicating reliability for long-term use.
Buying Guide
Key considerations when selecting an offset 5th wheel to gooseneck adapter include compatibility, strength, and installation.
- Compatibility: Verify offset, height range (12″-16″ or similar), and the hitch ball size (typically 2 5/16″). Ensure the adapter fits your existing kingpin or chassis configuration.
- Towing Capacity: Choose an adapter with a towing rating that exceeds your maximum expected load. Common capacities range from 20,000 to 30,000 lbs, with tongue weight allowances up to several thousand pounds.
- Durability and Materials: Look for heavy-duty steel construction and protective finishes to resist rust and wear in varying weather conditions.
- Vibration and Shock Absorption: Cushioned designs or polymer pads can reduce bounce, protecting trailers and extending component life.
- Installation and Maintenance: Prefer models that require minimal drilling or welding. Check for maintenance requirements such as lubrication or inspection intervals.
- Removable or Quick-Connect Features: If frequent switching between towing configurations is needed, consider systems with snapLatch or remote release options for faster hookup and disconnect.
- Warranty and Support: A strong warranty and accessible customer support can provide peace of mind for complex towing gear.
In summary, the five featured adapters offer varied balance of height adjustability, offset capability, and towing capacity. For users prioritizing high towing power and simplified installation, models with 30,000 lb capacity and quick-connect features may be preferable. For those focused on vibration reduction and long-term durability, cushioned pads and sturdy steel construction provide notable advantages.