Overview

• Armstrong will return to MSR’s No. 66 entry alongside Felix Rosenqvist after signing the extension on August 18.
• Team co-owner Mike Shank praised his driver’s growth and consistent qualifying and race performances as key factors in the contract decision.
• The New Zealand rookie notched 10 top-10 finishes in 2025 and secured a breakthrough podium at Iowa Speedway.
• His mid-season move from Chip Ganassi Racing to MSR under a technical alliance has accelerated his development and the team’s competitiveness.
• With two races left, Armstrong sits ninth in the standings and is poised to secure his first top-10 championship finish.