The incident occurred on October 21 on the 1600 block of Washington Avenue.
Click here to watch the surveillance video
Surveillance video shows the trio eyeing up the bicycle around 5 p.m.
One suspect then hops on the bike and rides it away while the other two act as lookouts.
The suspects then fled the area in an unknown direction.
Anyone with information is urged to call Philadelphia police at 215.686.TIPS (8477) or text a tip to PPD TIP (773847). null