Is What a Heavy-Duty Performance Wheelchair Looks Like It’s time to put limited mobility where it belongs — on the sidelines. When adventure calls at a moment’s notice, Jazzy EVO 614HD empowers you to pick up and go. That’s because it comes engineered with the capabilities that push boundaries of everyday life for the heavy-duty power wheelchair class, with a 450-pound weight capacity. Here’s how the Jazzy EVO 614HD pushes the limits. We introduced a new 4.88 mph top speed. Compared to the average person’s walking speed of around 2 mph, that’s cheetah-fast. With a new 3” ground clearance and new 13.75” drive wheels, you sit higher and blaze over uneven terrain like you were born to do it