[70AARCUDA]

MH8 specs from GM-Powertrain website:

Hydra-Matic 6T40 (MH8)
Type:	Six speed front-wheel-drive, electronically controlled, automatic overdrive transaxle with an electronically controlled torque converter clutch.
Maximum Engine power ( hp/kW )	180 hp ( 134 kW )
Maximum engine torque:	177 lb-ft (240 Nm)
Maximum gearbox torque:	277 lb-ft (375 Nm) - All gears
Gear ratios:	MH8
First	4.58
Second	2.96
Third:	1.91
Fourth:	1.45
Fifth	1.00
Sixth	0.75
Reverse:	2.94
Final Drive Ratio:	3.87
Maximum input speed:	Rev 4000 rpm 1-2 7000 rpm 2-3 7000 rpm 3-4 7000 rpm 4-5 7000 rpm 5-6 6000 rpm (corresponds to 4476 rpm in 6th after the shift is complete)
Maximum input speed in 6th:	4476 rpm
Maximum validated gross vehicle weight:	1996 kg (4400 lbs)
Shifter Posistions:	P, R, N, D, M
Case material:	die cast aluminum
Shift pattern:	Variable Flow Solenoids
Shift quality:	Variable Flow Solenoids
Torque converter clutch:	Variable Bleed Solenoid
Converter size:	236mm (reference) (diameter of torque converter turbine)
Fluid type:	DEXRON® VI
Transmission weight:	wet: 82 kg (180.4 lb)
Fluid capacity (approximate):	7.77L (6.56 kg)
Bottom pan removal:	NA
Pressure taps available:	Line Pressure
Transfer design:	Two-axis design, Output Chain
Assembly sites:	GMK (Korea), SGM (China), SLP (Mexico), TTO (Toledo).
Applications:	Chevrolet Malibu & Cruze, Buick Regal & Verano

NOTE the statement: "Maximum input speed in 6th: 4476 rpm"