A:Answer Hey there - The stride length on the 470 is 20 inches, so you should not have to place the back of the machine too far from the wall. If you have any additional questions or concerns, please reach out to our Customer Care team - we are happy to help! Our Customer Care team can be reached at (800) 605-3369, Monday-Friday, 6 AM to 5 PM and Saturday from 7 AM to 4 PM PST. - Schwinn Fitness Team