UFC 311 was the host of many important and key results for several of the UFC's divisions. From heavyweight to all the way down to 125 pounds, the first UFC pay-per-view of 2015 saw plenty of big moments.

Jiri Prochazka and Jamahal Hill earned themselves a drink Saturday night. The hard-hitting light heavyweight contenders delivered a thriller at UFC 311, trading heavy strikes for nearly 15 minutes, with Prochazka finally putting Hill down with punches in Round 3.

Find out how much weight all 26 fighters at UFC 311 gained from the Friday morning official weigh-ins to Saturday night’s fights.

Islam Makhachev weighed 178 pounds the night of his UFC 311 victory Saturday — one day after registering at 154.5 pounds — when he submitted Renato Moicano in the first round, according to data obtained by The Post from the California State Athletic Commission (CSAC).

UFC 311 was a wild ride. Islam Makhachev and Jiri Prochazka were among the four main card acts to score stoppages. Even the one fight that went the distance was memorable as Merab Dvalishvili showed inspiring will against Umar Nurmagomedov.