Opel Diplomat Transmission Information in Quick-to-Read Graphs

Average transmission load (Nm)

- Drive: Rear wheel drive
- Gearbox construction: Manual, Automatic
- Transmission type: 4 MT, 3 AT
- Average acceleration: 9.1 s to 60 mph
- Average optimal engine speed: 5150 rpm
- Average torque: 328 Nm
- Weight to torque ratio: 5 kg to 1 Nm
- Average weight: 1610 kg / 3550 lbs
- Maximum load for transmission: 2330 kg / 5138 lbs
- Gearboxy rating: 10 / 10

2.8 E —4 MT (229 Nm)

5.3 V8 —3 AT (427 Nm)

2.8 E 4 MT—10 s to 60 mph (10.5 s to 100 kmh )

5.3 V8 3 AT—8.1 s to 60 mph (8.5 s to 100 kmh )

2.8 E 4 MT—5600 rpm.

5.3 V8 3 AT—4700 rpm.

Vehicle	Transmission type	Gears	Drive type	Optimal rpm	Transmission efficiency
2.8 E	Manual	4 MT	Rear wheel drive	5600 rpm.	69%
5.3 V8	Automatic	3 AT	Rear wheel drive	4700 rpm.	96%