Ray Rice scored a TD on a one-yard run and the two TD passes to Britt gave Rutgers a 21-0 halftime lead.
Leonard -- who scored twice in the second half -- gained 106 yards on 19 carries, and added 27 yards on four receptions. Britt finished with four receptions for 94 yards for the Scarlet Knights (10-1, 5-1 Big East), who were unbeaten at home this season (6-0) for the first time since 1984.
Perry Patterson Jr. went 7-for-16 for just 49 yards, no touchdowns and one interception for Syracuse. Andrew Robinson threw a touchdown pass to J.J. Nesheiwat in the fourth quarter for the Orange (4-8, 1-6), who ended their season with six losses in their last seven games.