Chevrolet Suburban GMTT1XX, facelift 2024 6.2 V8 (420 Hp) Hydra-Matic
Overall Rating
Chevrolet Suburban:
The Chevrolet Suburban is a series of SUVs built by Chevrolet since 1934. The longest-produced automobile nameplate in the world, the Suburban is currently in its twelfth generation, in production since the 2021 model year. Beginning life as one of the first metal-bodied station wagons, the Suburban is the progenitor of the modern full-size sport utility vehicle, combining a wagon-style body with the chassis and powertrain of a pickup truck. Alongside its Advance Design, Task Force, and C/K predecessors, the Chevrolet Silverado currently shares chassis and mechanical commonality with the Suburban and other trucks....(Read more on Wikipedia)
GMTT1XX, facelift 2024 Overview:
Chevrolet Suburban (GMTT1XX, facelift 2024). With 623 Nm of torque, it offers ample pulling power. At around 2657 kg, it’s on the heavier side. Rear‑wheel drive offers dynamic handling and sporty feedback. A sport utility vehicle offering higher ground clearance and versatile cargo space. With seating for 7, it’s perfect for larger families.
6.2 V8 (420 Hp) Hydra-Matic Verdict:
Performance Verdict
Provides a significant boost in power, delivering strong acceleration and effortless highway cruising. The 420 Hp makes it feel much more responsive.
Fuel Economy
Fuel consumption of 14.7 l/100 km is acceptable for its power output, but still a thirsty V8. Note: This is the same as the 5.3L 4WD in the provided data, which might be an average or placeholder.
Pros and Cons:
Pros:
- • Massive interior space for passengers and cargo
- • Strong and diverse engine lineup, including an efficient diesel
- • Excellent towing capabilities across the range
- • Comfortable and composed ride, especially with optional air suspension
- • Advanced technology and safety features
Cons:
- • Large footprint can make urban maneuvering and parking challenging
- • V8 fuel economy can be high, particularly the 6.2L and 4WD variants
- • High purchase price, especially for higher trims and options
- • Some interior materials may not feel as premium as competitors in the luxury segment
Specifications:
Specifications are compared to those of the previous generation(GMTT1XX: 2020 - ).
| General: | |
|---|---|
| Brand: | Chevrolet |
| Model: | Suburban |
| Generation: | GMTT1XX, facelift 2024 |
| Modification (Engine): | 6.2 V8 (420 Hp) Hydra-Matic |
| Start of production: | October, 2024 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | SUV |
| Seats: | 7-9 |
| Doors: | 5 |
| Engine: | |
|---|---|
| Engine systems: | Start & Stop System |
| Power: | 420 Hp @ 5600 rpm. Same horsepower |
| Power per litre: | 68.2 Hp/l [worst than previous generation] |
| Torque: | 623 Nm @ 4100 rpm. |
| Engine Model/Code: | EcoTec3 / L87 More details about the engine EcoTec3 / L87 |
| Engine displacement: | 6162 |
| Number of cylinders: | 8 |
| Engine configuration: | V-engine |
| Number of valves per cylinder: | 2 |
| Fuel injection system: | Direct injection |
| Engine aspiration: | Naturally aspirated engine |
| Valvetrain: | OHV, VVT |
| Engine oil capacity: | 7.6 l |
| Coolant: | 14.3 l |
| Engine layout: | Front, Longitudinal |
| Cylinder Bore: | 103.25 mm |
| Piston Stroke: | 92 mm |
| Compression ratio: | 11.5:1 |
| Performance: | |
|---|---|
| Fuel Type: | Petrol (Gasoline) |
| Fuel consumption (economy) - urban: | 15.7 l/100 km |
| Fuel consumption (economy) - extra urban: | 12.4 l/100 km |
| Fuel consumption (economy) - urban (EPA): | 15.7 l/100 km |
| Fuel consumption (economy) - extra urban (EPA): | 12.4 l/100 km |
| Fuel consumption (economy) - combined (EPA): | 14.7 l/100 km |
| Fuel consumption (economy) - combined: | 14.7 l/100 km |
| Weight-to-power ratio: | 6.3 kg/Hp, 158.1 Hp/tonne |
| Weight-to-torque ratio: | 4.3 kg/Nm, 234.5 Nm/tonne |
| Space: | |
|---|---|
| Kerb Weight: | 2657 |
| Max. weight: | 3388 |
| Max load: | 731 |
| Permitted trailer load with brakes (12%): | 3629 kg |
| Fuel tank capacity: | 106 l |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears | 10 |
| Transmission type | Automatic |
| Gearbox type | Hydra-Matic |
| Front brakes | Ventilated discs, 343x30.4 mm [Best for performance and cooling.] |
| Rear brakes | Ventilated discs, 345x25.4 mm [Best for performance and cooling.] |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 265/65 R18; 275/55 R20; 275/60 R20; 275/50 R22; 285/40 R24 |
| Wheel rims size | 18; 20; 22; 24 |
| Front suspension | Independent coil spring, Transverse stabilizer, Air Suspension - Optional |
| Rear suspension | Independent multi-link spring suspension with stabilizer, Air Suspension - Optional |











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