Front Wheel Drive - Final Drive Ratio

[Mark Yacavone]

Originally Posted by Marty Knox

I am wondering what you do on a FWD car to change the final drive ratio. On a rear wheel drive you change the rear gears - what can you do on a FWD? Don't some have chain - can you change the sprockets?

Marty, the GM T125 and T440 (and electronic versions ) use different final drive planets, combined with different chain drive and driven sprockets to attain a variety of ratios.
You can put together a 3.73 final with factory parts.
... Don't know about Ford and Chrysler.