The M4 Legacy Plate and Motor will allow you to keep your M4 Main Pulley assembly (do make sure that the sprag clutch is fully functional) while replacing the Backplate assembly (which includes a New 1200 Watt Motor.Gearbox/Drive Pulley) Note: You will need to purchase a new Plastic Cover as the original M4 Cover won't fit the new Backplates.


If your backplate is not cracked, you should consider our repair service which includes replacement of the phosphor bronze bush with a ball bearing. We can also replace the Brush Pack - Inquire.

M4 Legacy Backplate and Motor Assembly