IMPORTANT NOTICE:  PCS will also be closed on Monday, May 29th in observance of Memorial Day.
6-SPEED REAR WHEEL DRIVE


GM 6L50 GM 6L80 GM 6L90
Type Six-speed RWD/AWD, electronically controlled automatic overdrive transmission w/ torque converter clutch, Clutch-to-clutch architecture, w/ Integral Electro/Hydraulic Controls Module Six-speed RWD/4WD/AWD, electronically controlled automatic overdrive transmission w/ torque converter clutch. Clutch-to-clutch architecture, w/ Integral Electro/Hydraulic Controls Module Six-speed RWD/4WD/AWD, electronically controlled automatic overdrive transmission w/ torque converter clutch. Clutch-to-clutch architecture, w/ Integral Electro/Hydraulic Controls Module
Engine Range 2.0L - 4.6L Gasoline, 2.9L Diesel 4.4L SC, 6.0L, 6.2L Gasoline 6.2L - Gasoline, 6.6L Diesel
Maximum Engine Torque 332 lb-ft (450 Nm) 487 lb-ft (660 Nm) 531 lb-ft (720 Nm)
Maximum Gearbox Torque 479 lb-ft (650 Nm) 664 lb-ft (900 Nm) 885 lb-ft (1200 Nm)
Available Gear Ratio (1,2,3,4,5*,6*,R) *When available 4.065, 2.371, 1.551, 1.157, 0.853, 0.674, -3.200 4.027, 2.364, 1.532, 1.152, 0.852, 0.667, -3.064 4.027, 2.364, 1.532, 1.152, 0.852, 0.667, -3.064
Maximum Gross Vehicle Weight (application and axle ratio dependent) 6613 lb (3000 Kg) 8600 lb (3900 Kg) 15,000 lb (6803 Kg)
Maximum Gross Combined Vehicle Weight (application and axle ratio dependent) 12,505 lb (5672 Kg) 14,000 lb (6350 Kg) 21,000 lb (9525 Kg)
7-Position Quadrant P, R, N, D, (M) P, R, N, D, (M) P, R, N, D, (M)
Case Die cast aluminum
(3-piece: bell & main w/ extension)
Die cast aluminum
(3-piece: bell & main w/ extension)
Die cast aluminum
(3-piece: bell & main w/ extension)
Shift Pattern (2) Three-way on/off solenoids (2) Three-way on/off solenoids (2) Three-way on/off solenoids
Shift Quality (5) Variable bleed solenoids (5) Variable bleed solenoids (5) Variable bleed solenoids
Torque Converter Clutch Variable bleed solenoid Variable bleed solenoid Variable bleed solenoid
Converter Size 240/245/258 mm 258, 300 mm 300 mm
Fluid Type DEXRON VI DEXRON VI DEXRON VI
Transmission Weight Wet: 187 - 198 lb (85 - 89 Kg) Wet: 225 lb (102 Kg) Wet: 240 lb (109 Kg)
Fluid Capacity (approx.) 10.1 - 11.4 qt (9.6 - 10.82 Liters) 10.2 - 12.8 qt (9.7 - 12.1 Liters) 12.3 - 13.3 qt (11.6 - 12.54 Liters)
Pressure Taps Available Line pressure Line pressure Line pressure