A made up 504 kit there is t one for studebaker trucks Dan hotrod hobby shop made up kit studebaker 

It consist of rear end farme piece shock mount cross member and cross member above drive shaft on cross member for the front bed mount and one for the back of the cab mount and transmission cross member . Frame channel extension if need depending on which s10 frame is used and or what truck the kit is bought for Chevy ford dodge early models all differ . And then front cab mounts along with weldable fish plate for in side frame extension . On mu Dan welded the front cab mounts to the frame . As for front fender mounts not sure what other kits come with usually they do have front mount along with nbumoer brackets . Dans place hobbyshop hotrod senoia Georgia .