A20 5th Wheel Trailer Hitch (16-19 Sierra 2500 HD w/ 8-Foot Long Box)Find parts that fit my vehicle

Heavy-Duty Towing Solution. The A20 5th Wheel Trailer Hitch is engineered to deliver stable, noise-reducing towing performance for your 2016–2019 GMC Sierra 2500 HD with an 8-foot long box and factory-installed GM puck system. With features like a lockable self-resetting handle and fully articulating torsion head, this hitch ensures controlled coupling and smoother towing even under heavy loads. It’s built for durability, reliability, and ease of use.

Construction and Appearance. This hitch features a textured black finish and a cast yoke design with poly-torsion inserts that help suppress shock loads and minimize noise. The interlocking, fully wrapping jaws and extra-wide head opening add stability during coupling and towing, while the included polyethylene lube plate eliminates the need for messy grease.

Installation. Equipped with a quarter-turn anchoring system and three height adjustment positions, the A20 hitch offers a highly adaptable and direct replacement process. The plug-and-play compatibility with the GM puck system ensures quick, tool-free installation and removal, making it easy to secure and dismount when needed.

Warranty. This hitch is backed by a limited lifetime warranty, with an additional limited 1-year warranty on the finish and parts. The dual-level coverage reflects the product’s high-quality construction and long-term towing confidence.

Application. This A20 5th Wheel Trailer Hitch fits 2016-2019 GMC Sierra 2500 HD Models with 8-Foot Long Box. It improves your towing setup by offering smoother operation, reduced noise, and tool-free installation—making it ideal for serious hauling tasks and long-distance travel with a 5th wheel trailer.

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