Tyre, Transfer & Diff Calculatoradmin2021-11-11T09:23:50+11:00 Tyre, Transfer & Diff Calculator for calculating wheels speeds at both low and high range in all your gears. Transmission Select a Transmission ... 4 Spd A44D (89-91, 4Runner) 4 Spd A340F (85-03, 4Runner) 4 Spd A343F (90-96, Surf/4Runner) 4 Spd A343F (93-96, Prado 3.0L) 4 Spd A343F (80 Series LandCruiser) 4 Spd A343F (80 Series LandCruiser) 4 Spd A343F (100 Series LandCruiser) 4 Spd A440F (80 Series LandCruiser) 4 Spd A442F (100 Series LandCruiser V8/V6 Petrol) 5 Spd A750F(105 Series LandCruiser) 5 Spd W56 4 Spd H41 4 Spd H42 5 Spd H55F (LandCruiser 70 Series) 5 Spd H150F (LandCruiser 80 Series non-turbo) 5 Spd H151F (LandCruiser 80 Series turbo) 5 Spd H151F (LandCruiser VDJ7# Series) 5 Spd R150F (2L-T, 1KZ-T) 5 Spd R150F (1KZ-T, 1KZ-TE) 5 Spd R151F (105 Series LandCruiser) 3.0L, 4.2L or 4.5L 4 Spd Auto 4.8L 5 Spd Auto 3.0L 5 Spd Manual DI 3.0L 5 Spd Manual CRD 4.2L or 4.5L 5 Spd Manual 4.8L 5 Spd Manual TH400 TH700 4L80-E 4L60-E 6L80 6L90 Allison 1000 If required, you can manually enter your transmission gear ratios in the fields below. For more information regarding transmissions/gearboxes refer to Engine & Gearbox Information Diff Ratio: Select a Ratio 3.42 3.545 3.73 3.900 3.91 4.100 4.11 4.375 4.555 4.56 4.625 4.880 5.13 5.29 - This may also be referred to as "Axle (Gear) Ratio". Tyre & Wheel Size Width: 0 145 155 165 175 185 195 205 215 225 235 245 255 265 275 285 295 305 315 325 335 345 Sidewall Height: 0 25 30 35 40 45 50 55 60 65 70 75 80 85 Wheel Diameter: 0 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 or Diameter (inches): Transfer Case Choose A Transfer Case if applicable Nissan Patrol (TX12A) Toyota LandCruiser (1964-9/1973) Toyota LandCruiser (9/1973-4/1975) Toyota LandCruiser (4/1975-8/1980) Toyota LandCruiser (8/1980-10/1982) Toyota LandCruiser (10/1982-10/1984) Toyota LandCruiser (1988-1990) Toyota LandCruiser 70 Series HF1A Toyota LandCruiser 80/100 Series HF2A Other ... enter required transfer case ratios High Range: Low Range: Engine RPM Engine RPM: Final Calculations These speeds are calculated from the above information. Due to slight differences in your setup, the actual speeds may be slightly different. Transmission Gears Ratio High Range (KPH) Low Range (KPH) 1st Gear 2nd Gear 3rd Gear 4th Gear 5th Gear 6th Gear Reverse Gear