The Packers got by Sparta in four sets, 25-19, 22-25, 25-14, 25-11.
Sage Vandenberg had 15 kills and five blocks. Marcy Tanner had eight kills and three aces.
Also, Carle Bruggema added 23 assists and four aces, while Kendall Barnhart chipped in eight digs and three aces.
Fremont advances to the regional semifinal round on Tuesday. The Packers will take on the winner of Saturday’s Montague-Fruitport match.