If you use the search function with "gears" you'll find a few interesting reads...

http://www.vehicross.info/forums/sho...ighlight=Gears

http://www.vehicross.info/forums/sho...ighlight=Gears

http://www.vehicross.info/forums/sho...ighlight=Gears

http://www.vehicross.info/forums/sho...ighlight=Gears

http://www.vehicross.info/forums/sho...ighlight=Gears

There's lots more, those are just the first couple pages.

Happy reading...