USDM vs JDM Transmission Internals... Same?
I need to replace the sleeve set on my m2a4. If I buy a set off of Majestic or from the dealer, are the parts the same? Pretty straight forward question.
Thanks guys,
Chad
Thanks guys,
Chad
if the gear ratios are identical and its the same make and model of automobile i dont see why not...unless the synchros vary in dimension...when in doubt ask the dealership
The dealership isn't going to know about JDM parts! 
I'd imagine they're mostly the same, but there might be some differences. I don't think anyone one the board can answer your question with 100% certainty unless they've rebuilt a JDM trans using USDM parts. I've only rebuilt USDM transmissions myself.

I'd imagine they're mostly the same, but there might be some differences. I don't think anyone one the board can answer your question with 100% certainty unless they've rebuilt a JDM trans using USDM parts. I've only rebuilt USDM transmissions myself.
Yea. The dealer definately won't know. I have been searching on a lot of boards and most everyone says that all lude trannys were JDM anyways, so it should work. The gear ratios are not the same though. an M2F4 (usdm) has a shorter 4th and fifth gear then the m2a4 (jdm). I am not replacing the gears though. So I don't know.
Anyone else?
Anyone else?
AFAIK the differences between the JDM & USDM transmissions are in the bell housing & final drive/differential bolt pattern. That's why aftermarket differentials (like the quaife) & aftermarket final drives (like the m-factory) do not fit in the JDM 4th & 5th generation transmissions.
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$160 are you CRAZY!!! my sleeve kit was less than that even with the shipping from japan to ca and from ca to me. and it was the correct kit for the tranny
and i don't even get a honda employee discount
and i don't even get a honda employee discount
i thought 160 is a pretty good deal.
How sure are people that the quafie LSD doesn't fir the JDM transmission? I have read multiple posts that says it is not a problem for the m2a4
How sure are people that the quafie LSD doesn't fir the JDM transmission? I have read multiple posts that says it is not a problem for the m2a4
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