The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - speedo gear ??- Experts help!!

skokie · 10-29-2006, 02:11 AM

Im running a 308 with a 400 as well. Tires are 29.5 in diameter and I have a 17 drive gear and a 39 driven gear.
Check the following sites
http://www.700r4.com/speedoCalc/speedocalc.shtml
http://www.bgsoflex.com/speedo1.html

10-29-2006, 02:11 AM	#6
skokie Registered User Join Date: Oct 2003 Location: San Jose Ca. Posts: 3,354	Re: speedo gear ??- Experts help!! Im running a 308 with a 400 as well. Tires are 29.5 in diameter and I have a 17 drive gear and a 39 driven gear. Check the following sites http://www.700r4.com/speedoCalc/speedocalc.shtml http://www.bgsoflex.com/speedo1.html __________________ RIP to my son Dylan. 5/17/2002 - 8/18/2018 If you want to know more about rare forms of pediatric cancer or if you want to help fund pediatric cancer research, please check out the website for the non-profit I started. https://slothforpedcancer.org 68 build thread http://67-72chevytrucks.com/vboard/s...d.php?t=223234 Last edited by skokie; 10-29-2006 at 02:11 AM.