Replacing 5th Gear & Synchro Ring on a 04-09 Mazda 3

Replacing 5th Gear & Synchro Ring on a 04-09 Mazda 3

This video I made shows how to swap the factory .75 ratio 5th gear set on your 04-09 Mazda 3 with a higher .71 ratio set. This will lower engine RPM by about…

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Mytouch75 says:

Matt what do you know about the mazdaspeed 3 transmission. Does it have any
relation to the g series box. Would be great if the internals were
interchangeable.

Mytouch75 says:

Is this a G series box. Internals Looks the same as the ford probe
internals

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