The Bavarians remain nine focuses clear of Borussia Dortmund, in spite of the fact that they have played a diversion more than their most likely rivals for the Bundesliga title this season.
Things begun well for Bayern as Lewandowski included his 25th objective in fair 22 appearances after nine minutes, but Bochum leveled five minutes afterward through Christopher Antwi-Adjei, and Jurgen Locadia put them ahead with a 38th-miniature punishment.
There was still bounty of time cleared out within the to begin with half for the has to expand their lead, and astoundingly included two more through Christian Gamboa and Gerrit Holtman to send themselves in with a comfortable advantage at half time.
Lewandowski did include his moment within the moment half, but it demonstrated to be no more than a reassurance as Bayern fell to a astonish misfortune against a side they had beaten 7-0 prior within the season.
Bochum's memorable triumph
Bochum, in spite of the fact that, were cleared out celebrating a notable win. They hadn't beaten Bayern in 18 a long time, last doing so in 2004. Bayern hadn't misplaced to a recently advanced side within the Bundesliga since 2010, and no side had scored four to begin with-half objectives against the Bavarians since Eintracht Frankfurt in 1974.