******EDIT******* A few people have mentioned to me that they could not get the 5th gear off the output shaft as it is pressed on. It seems that if you have the older R series with the nut on the end of the counter shaft then this mod becomes more difficult. On my R series (circlip on the...www.pirate4x4.com
Mine is in a 1992 ln106
Thank you for the link to the OD 5th gear.
Man, I wish the USA got the later-model Hilux. They are so badass.