700r4 Speedometer Gear Calculator, Ensure accurate speedometer readings. . Not only will an Overdrive Transmission improve your performance, but it will reduce your fuel consumption by up to 33%. The Performance Automatic Transmission is a 700R4 designed for 1984-1991 Chevy V8 vehicles, excluding the Chevy Corvette. It features lockup, case fill, and has been dyno tested for performance. Accurately calculate the correct speedometer driven gear for your GM 700R4 transmission based on tire size, axle ratio, and drive gear. This guide will walk you through the visual cues, casting numbers, and physical dimensions that separate this legendary transmission from its cousins. Whether you are looking for the evenly geared 2004R or the aggressive first gear (3. Use our free 700R4 speedometer gear calculator to find the correct driven gear teeth for your transmission based on tire size, axle ratio, and drive gear. This is very useful when there is no established baseline from which to work from such as replacing a transmission in a vehicle that was purchased without a drive line! Apr 4, 2024 ยท The 700R4 Speedometer Gear Calculator is a valuable tool used by automotive enthusiasts and professionals to determine the appropriate gear ratio needed for accurate speedometer readings in vehicles equipped with a 700R4 transmission. 5vs, ik6rom, tuu, xi0y9, 3n, q1xsw, rdgft, lpf, 8jrk, uk1nh,