diff ratios

[dmitch]

hi im looking at putting 3.55 diff ratios in my worked auto ss.. any1 got a guide 2 do this urself heard it not hard.. and any1 know the max speed the 3.55 will give thanks

 

[QIK51X]

hi im looking at putting 3.55 diff ratios in my worked auto ss.. any1 got a guide 2 do this urself heard it not hard.. and any1 know the max speed the 3.55 will give thanks

I'm not sure about 3.55. But I have 3.91's in my VR V6. And it revs at 2800rpm at 100kph on the highway. So your max speed will still be close to 240kph to 250kph at redline. Mine still does 210-220kph in redline in top gear at 6200rpm