For 1990-2009 cars

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

Transmission Model | 8BSW | 8CUW
--- | --- | ---
Vehicle Series | N | N
Engine Displacement | 3.1L | 2.4L
Engine RPO Code | L82 | LD9
Engine VIN Code | M | T
Overall Axle Ratio | 2.93 | 3.42
Final Drive Ratio | 3.29 | 3.05
Drive/Driven Sprocket Teeth | 37/33 | 33/37
Minimum Throttle 1-2 Upshift | 9 | 9
Wide Open Throttle 1-2 Upshift | 47 | 42
Minimum Throttle 2-3 Upshift | 20 | 16
Wide Open Throttle 2-3 Upshift | 82 | 80
Minimum Throttle 3-4 Upshift | 32 | 23
Wide Open Throttle 3-4 Upshift | N/A | 102
Minimum TCC Apply - Third Gear | 45 | 33
Minimum TCC Apply - Fourth Gear | 48 | 44
N/V Ratio - Third Gear/TCC On | 46 | 48
N/V Ratio - Fourth Gear/TCC On | 32 | 34

- N/V Ratio = Engine RPM to Vehicle Speed Ratio
- N/A = Not Available
- Speeds are indicated in Miles Per Hour (MPH). MPH = Km/h x 1.609