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Road Test: 2007 Chevrolet Silverado HD
| Chevrolet Silverado HD & GMC Sierra HD | | General | | Location of final assembly | Pontiac and Flint, Michigan | | Body style | Regular, extended, crew cabs | | EPA size class | Full-size truck | | Drivetrain layout | Front engine, 2WD/4WD | | Airbags | Dual front | | Powertrain | | Base engine | 90° V-8, cast-iron block, alum heads | | Bore x stroke, in | 4.00 x 3.62 | | Displacement, ci/L | 364/6.0 | | Compression ratio | 9.6:1 | | Valve gear | OHV, 2 valves/cyl | | Fuel induction | Sequential | | SAE horsepower, hp @ rpm | 353 @ 6400 | | SAE torque, lb-ft @ rpm | 373 @ 4400 | | Recommended fuel | Regular unleaded | | EPA fuel econ, city/hwy | Not required over 8500 GVWR | | Optional engine | 90° TD V-8, cast-iron block, alum heads | | Bore x stroke, in | 4.06 x 3.90 | | Displacement, ci/L | 403/6.6 | | Compression ratio | 16.8:1 | | Valve gear | OHV, 4 valves/cyl | | Fuel induction | Direct injection, common rail | | SAE horsepower, hp @ rpm | 365 @ 3200 | | SAE torque, lb-ft @ rpm | 660 @ 1600 | | Recommended fuel | Diesel No. 2 | | EPA fuel econ, city/hwy | Not required over 8500 GVWR | | Base transmission | 6L90 6-speed automatic | | 1st | 4.03:1 | | 2nd | 2.36:1 | | 3rd | 1.53:1 | | 4th | 1.15:1 | | 5th | 0.85:1 | | 6th | 0.67:1 | | Reverse | 3.06:1 | | Optional transmission | Allison 1000 6-speed automatic | | 1st | 3.10:1 | | 2nd | 1.81:1 | | 3rd | 1.41:1 | | 4th | 1.00:1 | | 5th | 0.71:1 | | 6th | 0.61:1 | | Reverse | 4.49:1 | | Axle ratios | 3.73:1, 4.10:1 | | Transfer-case model | MP 244 | | Low-range ratio | 2.72:1 | | Crawl ratio (1st x axle gears x low range) | 40.8:1, 34.6:1 | | Dimensions/Capacities | | Wheelbases, in | 133.0, 143.5, 153.0, 157.5, 167.0 | | Lengths, in | 224.7, 230.3, 240.0, 249.2, 258.7 | | Widths, in | 80.0, 95.9 | | Heights, in | 75.6, 75.9, 76.3, 76.7, 77.1 | | Tracks, f/r, in | 68.6/66, 68.6/74.7 | | Bed sizes LxWxD, in | 78.7x62.4x21.0, 97.6x62.4x21.0 | | Base curb weight, lb | 5308-7371 | | Payload capacity, lb | 2294-5307 | | GVWR, lb | 9200-11,400 | | GCWR, lb | 21,300-24,400 | | Towing capacity, lb | 12,100-16,000 (fifth wheel) | | Fuel capacity, gal | 26.0-34.0 | | Chassis | | Construction | Ladder frame | | Suspension, f/r | IFS, double A-arm, torsion bars/live axle, leaf springs | | Steering type | Power recirculating ball | | Ratio | 24:1 | | Turns, lock to lock | 3.25 | | Turning circle, ft | 45.3-55.1 | | Brakes, f/r | 12.8-in vented disc/12.8-in disc, 4WABS | | Wheels | 17 x 7.0-inch alloy | | Tires | LT265/70R17 | | Price | | Base price range | $24,575-$41,010 |
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