The No. 3 Jayhawks defeated No. 4 Baylor 67-65 in Waco, Texas on Saturday.
The Jayhawks also defeated the Bears on Feb. 1 when then-No. 2 Baylor lost to Kansas 73-68 at Allen Fieldhouse.
Frank Mason III was the leading scorer for Kansas, recording 23 points while tacking on eight assits and two steals. Kansas (24-3, 12-2 Big 12) will play TCU next at home on Wednesday.
Baylor (22-5, 9-5 Big 12) had three players score in the double digits Saturday in Motley, Lual-Acuil Jr. and Lecomte. The Bears play Oklahoma on Tuesday.