For 1990-2009 cars

#### Transmission General Specifications

Description | Hydra-Matic 4L60-E | Hydra-Matic 4L65-E
--- | --- | ---
RPO Codes | M30 | M32
Vehicle Platform (Engine/Transmission) Usage | LE0, LW2/M30 | L98/M32
Transmission Drive | Longitudinally-Mounted Rear Wheel Drive
1st Gear Ratio | 3.059:1
2nd Gear Ratio | 1.625:1
3rd Gear Ratio | 1.000:1
4th Gear Ratio | 0.696:1
Reverse | 2.294:1
Torque Converter Size (Diameter of Torque Converter Turbine) | 258 mm (10.6 inch) | 300 mm (11.81 inch)
Pressure Taps | Line Pressure
Transmission Fluid Type | DEXRON® VI
Transmission Type: 4 | Four Forward Gears
Transmission Type: L | Longitudinal Mount
Transmission Type: 60/ 65 | Product Series
Transmission Type: E | Electronic Controls
Position Quadrant | P, R, N, D ,3, 2, 1
Case Material | Die Cast Aluminum
Transmission Weight Dry (Approximate) | 258 mm Converter 71.6 kg (157.9 lb) | 300 mm Converter 79.0 kg (174.2 lb)
Transmission Weight Wet (Approximate) | 258 mm Converter 78.8 kg (173.7 lb) | 300 mm Converter 88.3 kg (194.7 lb)