Gearbox identification

[dgbnova#1]

Trying to find out if these are f15 spec gearboxes to upgrade a f13 box

A2327 3 w4.18


A2978 1 w4.18

Does not say f15 on the caseing

[Andy]

Wide ratio 4.18 final drive.
somebody put a table up the other day with all the numbers in which should say what it is.
I think its in millworms thread .

[Andy]

http://www.pngclub.com/forum/showthread.php?209282-Gearboxs