Purple Patch Pedal Stroke Demonstration May 30, 2019 13:34 Updated Follow Not signed in? Log into your Purple Patch account for full access to your education program for coaches and athletes. You need to sign in to view this page. A smooth and effective pedal stroke is required to have speed and consistency. Matt beaks down the 4 quadrants of the pedal stroke and what they mean to transfer your power. Focusing on the different quadrants and linking that power for a fluid pedaling motion stroke after stroke.