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Rear End Gear Ratio for Chevrolet, GM | Ring and Pinion Gears ...


What gear ratio do I have in my GM or Chevrolet rear end, do I have ... Switching your rear end gear ratio helps your gas mileage or improves your power!

GM RPO Codes - Axle & Ratio Identification - Sierra Gear & Axle


Identify your GMC or Chevrolet rear end gear ratio by the GM RPO Code. RPO Codes are usually located inside the drivers door panel or glove box.

Gear Vendors Under/Overdrive Chevrolet/GMC Final Drive Ratios.


If you take a few moments to study the gear chart for your transmission and rear end ratio combination you will see why this product is so popular. The Final ...

GM RPO Axle Code List | GM Axle Gear Ratio Lookup - CRAWLpedia


To find the axle gear ratio of any GM vehicle, locate the RPO sticker (typically located in the ... The following is a complete list of GM RPO axle codes for Chevy and GMC vehicles starting with the letter F. ... FA1, Rear Axle (2 Speed), 4.88/ 6.94.

GM 10-bolt 8.5-inch Differentials - A multi-functiona | Hemmings ...


Original gear ratios range from 2.41:1 all the way up to 4.10:1 in some pickups. ... and bearing are really the only problem spots you are likely to encounter with the 8.5-inch rear end. ... 1971-'79 Chevy II, Nova, Buick Skylark and Olds Omega

www.ask.com/youtube?q=Chevy Rear End Gear Ratio&v=JkUE_5OBk-8
Dec 17, 2014 ... Finding Chevy Gear Ratios If you look in the “Regular Production Option” ... Rear Differential (rear end) Fluid Change DIY for a 1998 Chevy ...

Gear Ratio Calculating - Tech Article - Chevy High Performance ...


Apr 23, 2003 ... Spend a few minutes in any bench-racing session and soon you'll hear rear axle gear ratios discussed. For many performance cars, 3.73s and ...

What gear ratio and Posi do I have in my GM rear end? | eBay


How do I find my rear end differential ratio? The table ... The following Regular Production Option (RPO) codes identify the rear axle and transaxle overall final drive gear Ratios. These codes can .... GM Chevy 10 Bolt Polished Aluminum Re …

Rear-End Gearing Simplified - Bad-Ass Racing Engines


In other words, having the wrong gear ratio can turn your car into a complete and utter turd, or it can make it lightning quick off the line but no with top-end speed ...

How to Choose the Right Axle Ratio for Your Pickup Truck | Edmunds


Jun 27, 2014 ... The standard axle ratio for Chevrolet pickup trucks is "chosen to ... with more gears may allow a truckmaker to offer a taller rear axle ratio (a ...