tỷ số truyền Dana 30 nguyên bản :
Axle Gear Ratios
Jeep XJs came in several standard gearing ratios:
3.07:1, manual transmission, I6 engine.
3.54:1, automatic transmission, I6 engine with Dana 44 rear differential.
3.54:1, manual transmission, I4 diesel engine with Dana 35 rear differential.
3.55:1, automatic transmission, I6, V6 engines; manual transmission, I4 engine.
3.73:1, automatic transmission, I6, Tow Package, UpCountry Package.
4.10:1, manual transmission, V6; automatic transmission, I4 engine.
4.56:1, automatic transmission, I4, offroad or tow package.
Tỷ số truyền Supreme :
Gen 2
2.6 = 4.875
2.5TD & 2.5TDI = 4.875, 5.29
3.0 V6 = 4.625, 4.875
2.8D = 4.875
2.8TDI = 4.90
3.5 DOHC V6 = 4.636
t/case = 1.925:1 low range for 2.6, 2.5TD, 2.5TDI & 3.0 V6, 1.90:1 for 2.8TDI & 3.5 DOHC V6
Chênh lệch ổn vì có vi sai trung tâm xử lý vấn đề .