Reader’s Rides Vehicles
This 2003 GMC Sierra, owned by forto001, has an estimated 347 horsepower. All of this truck’s torque and power comes from a stout vortec 6.0 engine. To complete this Sierra’s powertrain, a allison transmission is used. With the help of a stock suspension, this GMC is a real off road machine. Check out some of the pictures and ratings for this 4WD below, as well as other info about this ride.
2003 GMC Sierra - forto001
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| Engine: |
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vortec 6.0 |
| Transmission: |
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allison |
| Suspension: |
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stock |
| Modifications: |
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hyper chip, k&n air filter an oil filter,and 70mm big bore throttle body |
| Trim: |
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stock |
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About my Sierra
well its basically stock z71 truck suspension and tires an wheels are on there way but did a few mods to the motor put in a 125 hp hyper chip breathing better with a k&n filter an oil filter took out the stock 60mm throttle body an put in a 70mm edlebrock one and bigger fuel injectors but i am always looking for advice on what i should do about the suspension so any advice would be great thanks for checking me out