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EVO 8 / 9 Transmission Gear Ratios

Listed below are gear ratios for the EVO 8 / 9 5-Speed Transmissions. The chart calculates vehicle speeds based on the gear ratio, final drive ratio, and tire size. As you can see, the upgraded 4.0 final drive ratio is 11.69% taller, per gear, than the standard OEM final drive! We have also had numerous people asking us how the 4.0 compares to the 4.1. During this comparison, we are using a standard gear ratios, factory tire sizes, and swapping out the final drive. Note: This chart has been updated to reflect shifting at up to 9000 RPM! 

 

Gear Ratios EVO 8 Stock 4.53:1 EVO 9 Stock 4.529:1 EVO 8        4.0:1 EVO 9        4.0:1 EVO 8        4.1:1 EVO 9      4.1:1
1st Gear 2.928 2.785 2.928 2.785 2.928 2.785
2nd Gear 1.95 1.95 1.95 1.95 1.95 1.95
3rd Gear 1.407 1.444 1.407 1.407 1.407 1.407
4th Gear 1.031 1.096 1.031 1.031 1.031 1.031
5th Gear 0.72 0.761 0.72 0.761 0.72 0.761
JDM 5th Gear 0.825 0.825 0.825 0.825 0.825 0.825
The following speeds are based on an OEM tire diameter of 25.5".
3000 RPM 3000 RPM 3000 RPM 3000 RPM 3000 RPM 3000 RPM
1st 17mph 18mph 19mph 20mph 19mph 20mph
2nd 26mph 26mph 29mph 29mph 29mph 29mph
3rd 36mph 35mph 40mph 40mph 40mph 40mph
4th 49mph 46mph 55mph 55mph 54mph 54mph
5th 70mph 66mph 79mph 75mph 77mph 73mph
JDM 5th 61mph 61mph 69mph 69mph 67mph 67mph
5000 RPM 5000 RPM 5000 RPM 5000 RPM 5000 RPM 5000 RPM
1st 29mph 30mph 32mph 34mph 32mph 33mph
2nd 43mph 43mph 49mph 49mph 47mph 47mph
3rd 60mph 58mph 67mph 67mph 66mph 66mph
4th 81mph 76mph 92mph 92mph 90mph 90mph
5th 116mph 110mph 132mph 125mph 129mph 122mph
JDM 5th 102mph 102mph 115mph 115mph 112mph 112mph
7000 RPM 7000 RPM 7000 RPM 7000 RPM 7000 RPM 7000 RPM
1st 40mph 42mph 45mph 48mph 44mph 47mph
2nd 60mph 60mph 68mph 68mph 66mph 66mph
3rd 83mph 81mph 94mph 92mph 92mph 92mph
4th 114mph 107mph 129mph 129mph 126mph 126mph
5th 163mph 154mph 184mph 175mph 180mph 170mph
JDM 5th 142mph 142mph 161mph 161mph 157mph 157mph
7500 RPM 7500 RPM 7500 RPM 7500 RPM 7500 RPM 7500 RPM
1st 43mph 45mph 49mph 51mph 47mph 50mph
2nd 64mph 64mph 73mph 73mph 71mph 71mph
3rd 89mph 87mph 101mph 101mph 99mph 99mph
4th 122mph 115mph 138mph 138mph 135mph 135mph
5th 175mph 165mph 198mph 187mph 193mph 184mph
JDM 5th 152mph 152mph 172mph 172mph 168mph 168mph
8000 RPM 8000 RPM 8000 RPM 8000 RPM 8000 RPM 8000 RPM
1st 46mph 48mph 52mph 55mph 51mph 53mph
2nd 69mph 69mph 78mph 78mph 76mph 76mph
3rd 95mph 93mph 108mph 108mph 105mph 105mph
4th 130mph 122mph 147mph 147mph 144mph 144mph
5th 186mph 186mph 211mph 199mph 206mph 195mph
JDM 5th 162mph 162mph 184mph 184mph 179mph 179mph
8500 RPM 8500 RPM 8500 RPM 8500 RPM 8500 RPM 8500 RPM
1st 49mph 51mph 55mph 58mph 54mph 57mph
2nd 73mph 73mph 83mph 83mph 81mph 81mph
3rd 101mph 99mph 115mph 115mph 112mph 112mph
4th 138mph 130mph 156mph 156mph 153mph 152mph
5th 198mph 198mph 224mph 212mph 218mph 207mph
JDM 5th 173mph 173mph 195mph 195mph 191mph 191mph
9000 RPM 9000 RPM 9000 RPM 9000 RPM 9000 RPM 9000 RPM
1st 51mph 54mph 58mph 61mph 57mph 60mph
2nd 77mph 77mph 88mph 88mph 85mph 85mph
3rd 107mph 104mph 121mph 121mph 118mph 118mph
4th 146mph 138mph 166mph 166mph 162mph 162mph
5th 209mph 209mph 237mph 224mph 231mph 219mph
JDM 5th 183mph 183mph 207mph 207mph 202mph 202mph

 

 We are working on adding a calculator to the website so you can calculate the speed of your vehicle based on either custom gear ratios / tire sizes. In the meantime, feel free to email us with any questions you may have. sales@jackstransmissions.com

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