How To Two Speed Wiper Upgrade Clips

5 This is a close up detail of the clip(s) that retain the transmission arms. The clip slips over the end of the stud(s) and locks in place (a smaller version of the clip is used to retain the brake pedal pivot on the Mustang), so to remove it you have to pry up the locking tab on the end of the clip and then slide the clip off. OE two-speed wiper setups have a drive arm with two opposing studs, while single speed transmission arms share a common stud. View Related Article