In short - YES, they do matter. Not only that, where you put them matters too.

Tune in to discover:

• How a sprocket's size is determined
• What a "sprocket ratio" is - and how to determine it
• How sprocket sizes matter

Resources:

• The Dual Wheel Journey article - " Motorcycle Sprocket Sizes & Sprocket Ratio Demystified"
• 30 Minute Motorcycling Episode #35:  How a Motorcycle Transmission Works & Gear Ratios Demystified