Brake size 10 or 9

[Jmcginnis89]

I have the 74 plymouth gold duster It has manual brakes disc front drum rear on the build sheet it says rear size under that 2- then under that 5 I've been told it has large bolt pattern what size rear drum brakes are these ????

 

[Oklacarcollecto]

If it is big bolt it is 10 inch.

 

[Jmcginnis89]

thanks