Private investment firm Kinderhook Industries LLC acquired RR Manufacturing LLC and Rocky Ridge Transportation LLC, which together operate as an original equipment manufacturer-authorized specialty vehicle manufacturer for light-duty pickup trucks.

Financial terms of the deal, which represents Kinderhook's 69th automotive-related transaction, were not disclosed.

Rocky Ridge CEO Burl Outlaw said in a release that the group will retain an ongoing equity investment alongside Kinderhook.

Kirkland & Ellis LLP served as legal counsel in the transaction, which was financed by Regions Bank.

Additionally, Kinderhook brought in Brandon Watson as managing director of growth, innovation and talent. For the past two years, Watson assisted Kinderhook in developing a proprietary operating framework that will allow its portfolio companies to run faster. Watson has performed senior executive roles at Microsoft Corp., Amazon.com Inc. and Datalogix.