2004-2006 Pontiac GTO: Technical Specifications
Updated: 11/23/08
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Specs for this generation Pontiac GTO include everything from fuel mileage to seating capacity to options availability.
Vehicle Dimensions
| Specification | 2-door coupe | |
| Wheelbase, in. | 109.8 | |
| Overall Length, in. | 189.8 | |
| Overall Width, in. | 72.5 | |
| Overall Height, in. | 54.9 | |
| Curb Weight, lbs. | 3725 | |
| Cargo Volume, cu. ft. | 7.0 | |
| Standard Payload, lbs. | -- | |
| Fuel Capacity, gals. | 18.5 | |
| Seating Capacity | 4 | |
| Front Head Room, in. | 37.3 | |
| Max. Front Leg Room, in. | 42.2 | |
| Rear Head Room, in. | 37.3 | |
| Max. Rear Leg Room, in. | 37.1 | |
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Specifications Key: NA = not available; "--" = measurement does not exist. |
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Powertrain Options and Availability
All GTOs used V8 engines and a 4-speed automatic transmission. Optional was a 6-speed manual. The 2004 models had a 350-hp 5.7-liter V8, and 2005 and later GTOs had a 400-hp 6.0 V8.
| Engines | cu. in |
Horse- power | Torque | Transmission: |
Consumer Guide Observed |
| ohv V8 | 5.7 / 346 | 350 | 365 | 6-speed manual: 17/29 4-speed automatic: 16/21 |
6-speed manual: 16 4-speed automatic: 15.7 |
| ohv V8 | 6.0 / 364 | 400 | 395 | 6-speed manual: 16/25 4-speed automatic: 16/21 |
6-speed manual: 17.8 4-speed automatic: -- |
|
Specifications Key: NA = not available; "--" = measurement does not exist. |
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Built In: Australia
Drive Wheels: longitudinal front-engine/rear-wheel drive
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