Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-
Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18
Technical Data
299
Transmission Specifications
Model
6L90
Six-speed automatic transmission (overdrive gear for 5th and 6th), lock-up clutch for
2nd to 6th
Gear ratio
1st 4.027 to 1
2nd 2.364 to 1
3rd 1.532 to 1
4th 1.152 to 1
5th 0.852 to 1
6th 0.667 to 1
Reverse
3.064 to 1
Transmission oil capacity
12.17 L (25.72 pt)
Weights
Axle weight rating : Front
3500: 2204 kg (4,860 lb)
4500: 3007 kg (6,630 lb)
Engine Oil Service
Engine oil capacity
When changing oil and filter: 5.7 L (6.0 qt)
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