Carolyn S. Richardson/RealTours Hawaii, LLC
According to the Los Angeles Times, he's selling the home because he recently bought Neil Young's $20 million property nearby.
Zimmer made headlines in 2013, when he was abruptly fired from the company he founded in 1973. He's now reportedly working on a new company, zTux and zTailors, which lets users book tailor services through an app.
Zimmer's 7.45-acre property sits on the Kohala Coast of Hawaii, and it's one of the largest privately owned homes in the area.
It boasts nearly 1,000 feet of ocean frontage and a seven-bedroom main house.