WEST SACRAMENTO, Calif. (Interstat) — Ceddanne Rafaela hit a grand slam in the sixth inning Monday night, carrying the Boston Red Sox to a 4-2 victory over the Athletics at Sutter Health Park.

Rafaela’s 11th home run of the season scored Connor Wong, Willson Contreras and Wilyer Abreu, turning a 1-0 deficit into a 4-1 Boston lead. The Athletics had taken a 1-0 edge in the first on a Tyler Soderstrom solo homer, then added another run in the sixth before Rafaela’s blast.

Payton Tolle (6-6) earned the win, allowing two runs on five hits over 5⅓ innings with seven strikeouts. Jack Perkins (2-6) took the loss despite yielding just one hit and two earned runs in 5⅔ innings, striking out four. Aroldis Chapman worked a perfect ninth with three strikeouts for his 25th save.

Boston improved to 55-50; the Athletics dropped to 44-62. Attendance was 10,486. The game lasted 2 hours, 35 minutes.