CHEVROLET
Chevrolet Suburban GMTT1XX (2020) Specs
Specifications, engines, dimensions and technical data.
Gen 12
2020 - present
GMTT1XX
SUV
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 | COâ‚‚ |
|---|---|---|---|---|---|
| AT | 3.0d AWD Automatic | 10 | 277 HP | Diesel | — |
| AT | 5.3 V8 AWD Automatic | 10 | 355 HP | Petrol | — |
| AT | 6.2 V8 AWD Automatic | 10 | 420 HP | Petrol | — |
Note: Performance figures may vary based on market and conditions.
Chevrolet Suburban GMTT1XX overview
The Chevrolet Suburban (GMTT1XX) is the 12th generation of the Suburban, built in 2020. It is offered as a SUV with 3 engines (diesel, petrol), from 277 HP to 420 HP. The 6.2 V8 (420 Hp) Automatic is 5732 mm long.
How much horsepower does the Chevrolet Suburban have?
The Chevrolet Suburban (GMTT1XX) has 277 HP to 420 HP, depending on the engine: 3.0 Duramax (277 HP), 5.3 Ecotec3 (355 HP), 6.2 Ecotec3 (420 HP).
What engines are available for the Chevrolet Suburban?
The Chevrolet Suburban is available with 3 engines: 3.0 Duramax (277 HP, diesel), 5.3 Ecotec3 (355 HP, petrol), 6.2 Ecotec3 (420 HP, petrol).
What are the dimensions of the Chevrolet Suburban?
The Chevrolet Suburban is 5732 mm long, 2059 mm wide, 1923 mm tall, with a 3407 mm wheelbase.
Advanced Specs
Overview
| Generation | Chevrolet Suburban GMTT1XX |
|---|---|
| Year | 2020–present |
| Platform | GM GMT Platform / GMTT1XX |
| Variant | 6.2 V8 (420 Hp) Automatic |
| Body type | suv |
| Engine type | Fuel |
| Fuel type | Petrol |
| Seats | 7 |
| Doors | 5 |
Power & torque
| Power | 420 HP |
|---|---|
| Power @ max rpm | 5600 rpm |
| Torque | 624 Nm |
| Torque @ max rpm | 4100 rpm |
Engine
| Engine code | L87 |
|---|---|
| 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 Vvt Di |
| Oil capacity | 7.6 L |
| Coolant | 12.6 L |
| Engine layout | Front Longitudinal |
| Engine systems | Start Stop System |
Drivetrain & transmission
| Drive | Rear Wheel Drive |
|---|---|
| Powertrain architecture | Internal Combustion Engine |
| Drivetrain architecture | The Internal Combustion Engine Ice Drives The Rear Wheels Of The Vehicle |
| Gearbox type | Torque Converter |
| Gears | 10 |
| Gearbox code | 10l80 |
| Gearbox manufacturer | gm |
Dimensions
| Length | 5732 mm |
|---|---|
| Width | 2059 mm |
| Height | 1923 mm |
| Wheelbase | 3407 mm |
| Front track | 1741 mm |
| Rear track | 1734 mm |
| Boot space | 1164 – 4097 L |
Chassis & brakes
| Front suspension | Independent Coil Spring |
|---|---|
| Rear suspension | Independent Multi Link Suspension |
| Front brakes | Ventilated Discs |
| Rear brakes | Ventilated Discs |
| Steering type | Steering Rack And Pinion |
| Power steering | Electric Steering |
| Tire size | 265/65 R18; 275/60 R20; 275/50 R22 |
| Wheel rims | 18; 20; 22 |
| Assisting systems | Abs Anti Lock Braking System |
Other
| Start Of Production | 2020 |
|---|
Performance
Engine speed (1k/rpm)
! Figures from catalog data; real-world values may differ.
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