1977 GMC Sierra vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 30 year(s). Which means there will be less support and parts availability for 1977 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1977 GMC Sierra would be higher. At 5,998 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1977 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control.
Compare all specifications:
| 1977 GMC Sierra | 2007 GMC Sierra | |
| Make | GMC | GMC |
| Model | Sierra | Sierra |
| Year Released | 1977 | 2007 |
| Body Type | Pickup | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4784 cc | 5998 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 0 HP | 345 HP |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
