They will also be offered to other manufacturers. One site compared this to being the EV version of the small block V8. GM Debuts New Ultium Drive Electric Motors | GM Authority
It might referring to its importance. The only article I found making the comparison was Business Insider talking about the battery getting gearheads excited. Or something like that; it was behind a pay wall.
For years, enthusiasts have been putting Chevy small blocks in various cars. Maybe with the availability of these EV powertrains being available by themselves, they will be chosen for future projects.
WOW! i'LL say one thing - boy oh boy, that sure DOES look like one original idea GM had there .... that there battery & moror configuration ..... never saw anything like it !! What do you think they'll call it ..... skateboard configuration? Very inovative .... AND original ... .