Speed v. Ratios

V8 Dax Rush Gearing
Wheel Sizes (ins) (mm)
Tyre internal diameter 16.00 406.40
Tyre width 9.65 245.00
Tyre aspect ratio 45.00% 45.00%
Tyre sidewall height 4.34 110.25
Distance travelled in one revolution 75.75 1924.17
Differential Gearing
Differential ratio 3.620
LT77 Gearbox Gearing
First gear ratio 3.321
Second gear ratio 2.132
Third gear ratio 1.397
Fourth gear ratio 1.000
Fifth gear ratio 0.770
Speed in each gear (MPH)
Engine RPM 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500
First Gear 6.0 9.0 11.9 14.9 17.9 20.9 23.9 26.9 29.8 32.8
Second Gear 9.3 13.9 18.6 23.2 27.9 32.5 37.2 41.8 46.5 51.1
Third Gear 14.2 21.3 28.4 35.5 42.6 49.6 56.7 63.8 70.9 78.0
Fourth Gear 19.8 29.7 39.6 49.5 59.5 69.4 79.3 89.2 99.1 109.0
Fifth Gear 25.7 38.6 51.5 64.3 77.2 90.1 102.9 115.8 128.7 141.5