"CR" stands for Rotary Combine. The first digit, either a 8 or a 9 refers to the size of the Twin Rotors. 8 for 17" models and 9 for the high capacity 22" variants. The final two digits, either 70, 80 or 90 indicate its position within the range. A higher number means a more powerful combine.
FR9040, FR9050, FR9060, FR9080, FR9090.
WheelsAge.org '2005–н.ч.