AP01 Two Speed Transfer Case Chain For 2011-2021 Cherokee Durango Replacement transfer case chain designed for use with AP01 two speed transfer cases.Compatible with select Cherokee and Durango models from 2011 to 2021.Constructed to match specifications for proper fit and function.power transfer between drive axles in four-wheel drive systems.Installs using standard tools and procedures.Meets durability requirements for on and off-road driving conditions. Disclaimer: This replacement is not affiliated with any manufacturer.Model references indicate fitment only.