The reverse plant with shaft is a common issue in this unit and usually replaced as a result of part failure and or conjunction with a rebuild. The part is approximately 7.5 inches high and 6 7/8 at its widest. There are three sets of two planet gears for a total of six gears.
Please click here to see the part on Cobra's online site.
Posted by CobraTransmission.com at Monday, January 13, 2014