Turnoverball 4" Extender

4" Extender Accessory for the Turnoverball Gooseneck Hitch

Part Number:  GNXA4085

Part Number:  GNXA4585 for use with GNRK1257

Part Number:  GNXA4685 for use with GNRK1309

Moves pivot point rearward four inches

Removable

Made from 3/4" steel plate

20,000 LB GTW

5,000 LB VTW

Get the extra clearance you need with the Turnoverball® 4" Extender—a rugged, easy-to-use gooseneck ball extender designed specifically for the B&W Turnoverball hitch system. By moving the trailer’s pivot point 4 inches rearward, this extender provides additional cab clearance, making it a smart upgrade for tighter turning situations and short-bed truck setups.

Built solid and engineered for a secure, dependable fit, the Turnoverball 4" Extender delivers the reliable towing performance B&W is known for.

It’s strong, durable, and made for long-lasting use—helping you tow with confidence on every haul.

The extender installs easily and creates a safer towing experience by reducing the risk of trailer-to-cab contact during sharp turns.

If you want a simple, effective way to improve turning clearance without changing your hitch setup, the Turnoverball 4" Extender is a dependable solution for smooth, confident towing on every haul.