Transmission General Specifications
Transmission General Specifications
| Name | Hydra-Matic® 4T40-E/4T45-E | |
|---|---|---|
| RPO Codes | MN4 - 4T40-E MN5 - 4T45-E |
|
| Production Location | Windsor, Ontario, Canada | |
| Vehicle Platform Engine/Transmission Usage |
J, N, Z, Z SUV | |
| Transmission Drive | Transverse Mounted Front Wheel Drive | |
| Maximum Engine Torque | 4T40-E 270 N.m (200 lb ft) 4T45-E 290 N.m (215 lb ft) |
|
| Maximum Shift Speed | 1-2 6,500 RPM 2-3 6,500 RPM 3-4 6,500 RPM |
|
| 1st Gear Ratio | 2.960:1 | |
| 2nd Gear Ratio | 1.626:1 | |
| 3rd Gear Ratio | 1.000:1 | |
| 4th Gear Ratio | 0.681:1 | |
| Reverse | 2.143:1 | |
| Torque Converter Size - Diameter of Torque Converter Turbine | 245 mm | |
| Pressure Taps | Line Pressure | |
| Transmission Fluid Type | DEXRON® III | |
| Transmission Fluid Capacity - Approximate | Bottom Pan Removal: 6.5 L (6.9 qts) Complete Overhaul: 9.0 L (9.5 qts) Dry: 12.2 L (12.9 qts) |
|
| Transmission Type: 4 | Four Forward Gears | |
| Transmission Type: T | Transverse Mount | |
| Transmission Type: 40 | Product Series | |
| Transmission Type: E | Electronic Controls | |
| Position Quadrant | P, R, N, Overdrive (Circle D), 3, 2, 1 | |
| Case Material | Die Cast Aluminum | |
| Transmission Weight Dry | 4T40-E 74.7 kg (164 lb) 4T45-E 75.1 kg (165.6 lb) |
|
| Transmission Weight Wet | 4T40-E 85.0 kg (187 lb) 4T45-E 85.5 kg (188.5 lb) |
|
| Maximum Trailer Towing Capacity | 487 kg (1,000 lb) | |
| Maximum Gross Vehicle Weight (GVW) | 1,826 kg (4,100 lb) | |
| Ratios | ||
| Chain | Final Drive | Effective - Overall |
| 32/38 | 3.29 | 3.91 |
| 32/38 | 3.05 | 3.63 |
| 35/35 | 3.29 | 3.29 |
| 35/35 | 3.05 | 3.42 |
| 33/37 | 3.29 | 3.69 |