The R1 Concepts Geo-Carbon drilled and slotted rotor is a left-side replacement used on American Coach American Allegiance models (2004–2024), suitable for rear-left and front-left positions where specified. With the drilled and slotted surface described by R1, this rotor is presented as a direct replacement to restore the braking surface and match the coach fitment and listed model years.
R1 04-24 American Coach American Allegiance Rear Left/Front Left Drill & Slot Geo-Carbon Rotor