Nissan 370Z Forum - View Single Post - Why will 4.08s not fit in a diff. from an Auto?

Ivoidwarranty · 04-16-2013, 07:24 PM

Can anyone tell me why it is that 4.08 gears will not fit in a rear end from a car with an automatic transmission?

Is this some holdover from the early 350Z/G35 days or is there a more concrete reason?

What is the difference in the housings?

04-16-2013, 07:24 PM	#1 (permalink)
Ivoidwarranty Base Member Join Date: Nov 2009 Location: Nebraska Posts: 59 Drives: 08 G37S Rep Power: 16	Why will 4.08s not fit in a diff. from an Auto? Can anyone tell me why it is that 4.08 gears will not fit in a rear end from a car with an automatic transmission? Is this some holdover from the early 350Z/G35 days or is there a more concrete reason? What is the difference in the housings?