Texas did all of its scoring in the first three innings, tying a season high with four home runs.
Pederson opened the bottom of the first with a 418-foot solo homer off Seattle starter George Kirby. After Randy Arozarena tied the game with a solo homer in the second, Pederson struck again, launching a three-run homer to give Texas a 4-1 lead.
The Rangers said it was Pederson’s second multi-homer game of the season and the 22nd of his career. His leadoff homer was his sixth of the season, tying Minnesota’s Byron Buxton for the American League lead entering the conclusion of Monday’s games.
Texas added three more runs in the third. Ezequiel Duran hit a 436-foot solo homer, his 12th of the season, before Jake Burger connected for a two-run shot that extended the Rangers’ lead to 7-2.
Pederson finished 2-for-4 with two homers and four RBIs. He has hit safely in eight consecutive games, batting .419 with four home runs, four doubles and eight RBIs during the streak, according to the Rangers.
Rocker improved to 4-8 after allowing two runs on four hits over 6 2/3 innings. He struck out seven and walked two while throwing 88 pitches. The Rangers said Rocker has recorded consecutive quality starts and went 2-0 with a 1.42 ERA during the homestand.
Kirby fell to 8-9 after allowing seven runs on seven hits in four innings. He surrendered four home runs, the first time he has allowed that many in a game this season.
Brandon Nimmo added two doubles for Texas, while Evan Carter went 2-for-4 with a double, run scored and stolen base.
The victory also marked the 200th career managerial win for Rangers manager Skip Schumaker. The Rangers said Schumaker won 146 games while managing Miami in 2023-24 and has 54 victories with Texas this season.
Texas finished the homestand in first place in the AL West, with Seattle falling 2 1/2 games behind the Rangers.
The announced attendance was 27,683 at Globe Life Field.