For 1990-2009 cars

#### Hydra-Matic 4T60-E Shift Speed Chart

Transmission Model | 8YAW
--- | ---
Vehicle Series | U
Engine Displacement | 3.4L
Engine RPO Code | LA1
Engine VIN Code | E
Overall Axle Ratio | 3.29
Final Drive Ratio | 3.29
Drive/Driven Sprocket Teeth | 35/35
Minimum Throttle 1-2 Upshift | 17.7 KM/H (11 MPH)
Wide Open Throttle 1-2 Upshift | 64.4 KM/H (40 MPH)
Minimum Throttle 2-3 Upshift | 32.2 KM/H (20 MPH)
Wide Open Throttle 2-3 Upshift | 130.3 KM/H (81 MPH)
Minimum Throttle 3-4 Upshift | 62.7 KM/H (39 MPH)
Wide Open Throttle 3-4 Upshift | N/A
Minimum TCC Apply--Third Gear | 40.2 KM/H (25 MPH)
Minimum TCC Apply--Fourth Gear | 62.7 KM/H (39 MPH)
N/V Ratio--Third Gear/TCC On | 69.2 KM/H (43 MPH)
N/V Ratio--Fourth Gear/TCC On | 67.6 KM/H (42 MPH)

- N/V Ratio = Engine RPM to Vehicle Speed Ratio
- N/A = Not Available