How Long Does LEGO® 4 x 4 Response Unit (60165) Take to Build?

A typical builder finishes LEGO® 4 x 4 Response Unit (set 60165, 347 pieces) in about 55 minutes. Taking it slowly runs closer to 1 hour 15 minutes; building at a fast pace, about 40 minutes.

PieceTick estimates build time from piece count, part complexity, the set’s age rating, your experience level, and how you sort pieces. Adjust those on this page for an estimate matched to how you build.