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12 wrz 2009 · After changing the rear gears from 3.31 to 3.55:1 the speedo is running about 10 miles per hour too fast. I have a light blue driven gear and am not anxious to remove the tail shaft. Is there a simple way to change the driven gear and reduce the speedo by 10 MPH?
Twelve speedometer driven gears are available for the 700R4 / 4L60 transmissions to calibrate the speedometer with various axle ratios and tire diameters. The number on the driven gear housing must match the number of teeth on the driven gear.
16 sty 2008 · Here is a chart that will help you decide the correct gears to correct the speedometer. http://www.tciauto.com/Products/TechInfo/speedo_gears.asp. Here is a cut away photo of the 700R4 speedometer drive set up. You remove the speedometer cable, then the bullet.
Curt with Monster Transmission shows you how to change out your 700R4 Speedometer Gear and all the many different speedometer gear types that will work with ...
Calibrate Your Speedometer For New Rear-end Gears For 700R4's. Written by: Mike Ervin Determining the precise speedometer drive gear/driven gear combination required for a rear axle ratio change is surprisingly easy-if you know the existing combination and axle ratio. Whip out your calculator and follow along.
14 cze 2016 · In other words, switching to a driven gear with one more tooth would cause the speedometer to read 5 mph too slow at 100 mph, 3 mph too slow at 60, and so on. On 700-R4s, TH400s, and some...
TH400, TH350BOP, 700R4: Speedo driven gears have from 34 to 45 teeth. Each tooth added lowers the speedometer reading about 2.5%. Each tooth removed raises the speedometer reading about 2.5%. In our example, we want to lower the speedometer reading from 60mph indicated to 52mph indicated.
