GMC
GMC Sierra - GMT400 (1988–1992) Specs
Specifications, engines, dimensions and technical data.
Gen 1
1988 - 1992
GMT400
Pick Up
W
L
H
WB
GC
Boot
Engine
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Power
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Fuel
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Gears
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Platform
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Body Style
Chassis
Engines
Quick Specs
Fuel
Fuel
Combined
Combined
Engine Lineup
| Trans | Engine | Gears | HP | Fuel | CO₂ |
|---|---|---|---|---|---|
| MT | 4.3 V6 Automatic | 5 | 160 HP | Petrol | — |
| MT | 5.0 V8 Automatic | 5 | 175 HP | Petrol | — |
| MT | 5.7 V8 Automatic | 5 | 210 HP | Petrol | — |
| MT | 6.2 diesel V8 4WD | 5 | 135 HP | Diesel | — |
| MT | 6.2 diesel V8 Automatic | 5 | 140 HP | Diesel | — |
Note: Performance figures may vary based on market and conditions.
GMC Sierra - GMT400 overview
The GMC Sierra - (GMT400) is the 1st generation of the Sierra -, built from 1988 to 1992. It is offered as a Pick Up with 5 engines (diesel, petrol), from 126 HP to 210 HP. The 6.2 V8 (420 Hp) 4WD Automatic is 6133 mm long.
How much horsepower does the GMC Sierra - have?
The GMC Sierra - (GMT400) has 126 HP to 210 HP, depending on the engine: 6.2 Diesel (126 HP), 6.2 Diesel (135 HP), 4.3 Tbi (160 HP), 5.0 Tbi (175 HP), 5.7 Tbi (210 HP).
What engines are available for the GMC Sierra -?
The GMC Sierra - is available with 5 engines: 6.2 Diesel (126 HP, diesel), 6.2 Diesel (135 HP, diesel), 4.3 Tbi (160 HP, petrol), 5.0 Tbi (175 HP, petrol), 5.7 Tbi (210 HP, petrol).
What are the dimensions of the GMC Sierra -?
The GMC Sierra - is 6133 mm long, 2063 mm wide, 1915 mm tall, with a 3987 mm wheelbase.
Advanced Specs
Overview
| Generation | GMC Sierra V GMTT1XX facelift Crew Cab Standard Box |
|---|---|
| Year | 2022–present |
| Platform | GM GMT Platform / GMTT1XX |
| Variant | 6.2 V8 (420 Hp) 4WD Automatic |
| Body type | Pick Up |
| Engine type | Fuel |
| Fuel type | Petrol |
| Seats | 5 |
| Doors | 4 |
Power & torque
| Power | 420 HP |
|---|---|
| Power @ max rpm | 5600 rpm |
| Torque | 623 Nm |
| Torque @ max rpm | 4100 rpm |
Engine
| Engine code | L87 |
|---|---|
| Displacement | 6162 cc |
| Cylinders | 8 |
| Configuration | V Engine |
| Bore | 103.3 mm |
| Stroke | 92.0 mm |
| Compression ratio | 11.5 |
| Valves per cylinder | 2 |
| Injection system | Direct Injection |
| Aspiration | Naturally Aspirated Engine |
| Valvetrain | ohv |
| Oil capacity | 7.6 L |
| Coolant | 12.6 L |
| Engine layout | Front Longitudinal |
| Engine systems | Cylinder Deactivation System |
Drivetrain & transmission
| Drive | All wheel drive (4x4) |
|---|---|
| Powertrain architecture | Internal Combustion Engine |
| Drivetrain architecture | The Internal Combustion Engine Ice Drives The Rear Wheels Permanently And The Front Wheels Are Driven Through An Electrically Or Mechanically Operated Clutch If Necessary |
| Gearbox type | Torque Converter |
| Gears | 10 |
| Gearbox code | 10l80 |
| Gearbox manufacturer | gm |
Dimensions
| Length | 6133 mm |
|---|---|
| Width | 2063 mm |
| Height | 1915 mm |
| Wheelbase | 3987 mm |
| Ground clearance | 202 mm |
Mass
| Kerb weight | 2277 kg |
|---|---|
| Max weight | 3175 kg |
| Max load | 898 kg |
Consumption & emissions
| Fuel urban | 15.7 L/100km |
|---|---|
| Fuel extra urban | 12.4 L/100km |
| Fuel tank | 91.0 L |
Chassis & brakes
| Front suspension | Independent Coil Spring |
|---|---|
| Rear suspension | Rigid Axle Suspension Leaf Spring |
| Front brakes | Ventilated discs, 330x30 mm |
| Rear brakes | Ventilated discs, 345x20 mm |
| Steering type | Steering Rack And Pinion |
| Power steering | Electric Steering |
| Tire size | 255/70 R17; 265/70 R17; 265/65 R18 |
| Wheel rims | 8.0J x 17; 8.5J x 18 |
| Assisting systems | Abs Anti Lock Braking System |
Efficiency ratios
| Weight-to-power | 5.4 kg/Hp, 184.5 Hp/tonne |
|---|---|
| Weight-to-torque | 3.7 kg/Nm, 273.6 Nm/tonne |
Other
| Start Of Production | 2022 |
|---|---|
| Width Including Mirrors | 2478 |
Performance
Engine speed (1k/rpm)
! Figures from catalog data; real-world values may differ.
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