Transmission Transmission types W58 and R154 are constant mesh synchronizers for forward gear and a sliding mesh reverse gear. The specifications and cross-section diagram are a shown. W58 R154 A 07155 12/89 Specifications Transmission Type Type of Engine Item 1st 2nd 3rd 4th 5th Reverse Gear Ratio Oil Capacity Type of Oil W58 7M-GE 3.285 1.894 1.275 1.000 0.783 3.768 2.4 liters (2.5 US qts., 2.1 Imp. qts) API GL-4 or GL-5 SAE 75W-90 or 80W-90 R154 7M-GTE 3.251 1.955 1.310 1.000 0.753 3.180 3.0 liters (3.2 US qts., 2.6 Imp. qts) API GL-4 or GL-5 SAE 75W-90