Brief description - Click to view
Entering production on July 16, 1998, the 456M (Modificata) was the “facelift” model of the regular 456 with some exterior changes and a few interior changes. This specific trim of 456, the GTA, had an automatic transmission, which Ferrari never offered in a road car up until the 456.
Specifications
Powertrain
Engine: Naturally aspirated Ferrari Dino Tipo F116C 5.5 L 65° V12
Power output: 436 hp (325 kW) @ 6,250 rpm
Torque output: 406 lb-ft (550 Nm) @ 4,500 rpm
Transmission: Ricardo-modified GM Turbo-Hydramatic 4T80-E 4-speed automatic
Traction: RWD
Dimensions
Length: 187.5 in (4,763 mm)
Width: 75.6 in (1,920 mm)
Height: 51.2 in (1,300 mm)
Wheelbase: 102.4 in (2,600 mm)
Kerb weight: 4,255 lbs (1,930 kg)
Gross vehicle weight rating: 5,137 lbs (2,330 kg)
Additional Information
Origin: 
Italy
Maximum speed: 181 mph (291 km/h)
0-60 mph time: 4.9 seconds
0-100 km/h time: 5.2 seconds
Possible In-Game Stats
Pricing: $35m - $76m
Exclusivity: Limited Exclusive
Racing class: 85 
Maximum speed: 181 mph (291 km/h)
Acceleration: 13
Handling: 16
Braking: 13.3
Derby tier: 1
Attack score: 62
Defense score: 100
Fictional name: Fierra F645 A-GT