(2015) vs. GMC Sierra HD (2020) Specs
How powerful is the engine? How much room is in the back seat? Get the 2015 and 2020 GMC Sierra HD specs.
2015 and 2020 GMC Sierra HD Specifications
Model Year |
2015 |
2020 |
|
Model |
|
GMC Sierra HD |
|
Engine |
|
|
|
Transmission |
|
|
|
Drivetrain |
|
|
|
Body |
|
|
|
|
|
|
Difference |
Total Legroom |
0 in (over 1 rows) |
0 in (over 1 rows) |
0 in |
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What Our Members Are Saying about the Seat Room and Comfort of the 2020 GMC Sierra HD
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