Mercury Grand Marquis Transmission Information in Quick-to-Read Graphs

Average transmission load (Nm)

- Drive: Rear wheel drive
- Gearbox construction: Automatic
- Transmission type: 4 AT
- Average optimal engine speed: 4750 rpm
- Average torque: 376 Nm
- Weight to torque ratio: 5 kg to 1 Nm
- Average weight: 1843 kg / 4064 lbs
- Maximum load for transmission: 2653 kg / 5850 lbs
- Gearboxy rating: 10 / 10

4.6 i V8 —4 AT (379 Nm)

4.6 V8 —4 AT (373 Nm)

4.6 i V8 4 AT—4750 rpm.

4.6 V8 4 AT—4750 rpm.

Vehicle	Transmission type	Gears	Drive type	Optimal rpm	Transmission efficiency
4.6 i V8	Automatic	4 AT	Rear wheel drive	4750 rpm.	91%
4.6 V8	Automatic	4 AT	Rear wheel drive	4750 rpm.	91%