Here is a shot of the motor with the mounting plate bolted up:
https://postimg.org/image/q8kgagrad/]![](https://s18.postimg.org/q8kgagrad/20180227_182405.jpg)
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Although the drive motor has a D-shaped pinion shaft the pinion doesn't have same D-shape. The pinion is a press fit more or less and does not have a set screw.
On the plus side the transmission had plenty of grease in it and operated smoothly.
Here is a pic of the motor\transmission assembly:
https://postimg.org/image/3wmnh1plh/]![](https://s18.postimg.org/3wmnh1plh/20180227_181233.jpg)
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