Slower Traffic Keep Right
Category
Regulatory
Shape
Vertical Rectangle
Color
Black on White
If you are driving slower than surrounding traffic, move to the right lane. The left lanes are meant for faster or passing vehicles. This keeps traffic flowing smoothly and safely.
Common test question
On the DMV permit test you may be shown this sign and asked “What does this sign mean?” The answer is Slower Traffic Keep Right. Recognize it by its vertical rectangle shape and black on white colors — a hallmark of regulatory signs.
Practice with the Road Signs Quiz →