Official estimate
Allow about six hours for the WheelMates main story. Firevolt’s August Q&A raises the estimate to roughly eight hours when a pair searches for secrets, plays mini-games, and explores the extra content.
That is a planning range, not a timer. A first playthrough depends on how quickly both players understand each tool, coordinate simultaneous actions, and decide whether to inspect the oversized rooms instead of moving directly toward the next objective.
Session planning
For a relaxed first run, divide the story across two or three sessions. Stop after a clear location transition rather than in the middle of an unfamiliar gadget sequence, and reserve extra time if one partner is new to third-person driving or platforming controls.
Completion caveat
“See the story” and “earn every achievement” are different goals. The public achievement list includes collection, gadget, mini-game, and broader completion milestones, so a 100% route can exceed the developer’s eight-hour exploration estimate.
This answer is mixed because completion speed is player-dependent and post-launch routing data was still immature on September 2, 2026. The six- and eight-hour figures are developer estimates, not claimed hands-on measurements from this Wiki.