Lesnar tipped the scales and cut weight to the 266 lb. limit. Overeem on the other hand, weighed in wearing his jeans at 263 lbs.
After the jump, check out full weigh-in results, including highlight videos and staredown for the co-main event bout between, Donald Cerrone vs. Nate Diaz.
Full weigh-in results:
Brock Lesnar (266) vs. Alistair Overeem (263)
Donald Cerrone (156) vs. Nate Diaz (157*)
Jon Fitch (171) vs. Johny Hendricks (170)
Alexander Gustafsson (203) vs. Vladimir Matyushenko (205)
Jim Hettes (145) vs. Nam Phan (146)
Junior Assuncao (145) vs. Ross Pearson (145)
Danny Castillo (156) vs. Anthony Njokuani (154)
Dong Hyun Kim (171) vs. Sean Pierson (171)
Efrain Escudero (155) vs. Jacob Volkmann (155)
Luis Ramos (171) vs. Matt Riddle (170)
Manny Gamburyan (146) vs. Diego Nunes (145)
*Diaz was one pound over, has one hour to drop the weight. Cerrone said he's fine with fighting at 157. Diaz dropped the pound and made 156.