20-inch front/21-inch rear spider design Satin Graphite forged aluminum wheels (RPO code SOC) 20-inch front/21-inch rear spider design machined-face forged aluminum wheels (RPO code SOD) These two ...
Wheel sizing for the 2026 GMC Acadia spans between 18 to 22 inches, with each trim level offering unique designs and finishes. The entry-level Elevation trim starts with 18-inch aluminum wheels (RPO ...