2026 Mercedes-Benz GLS-Class: AMG GLS63 4matic Plus · 4.0L · AWD · 9-speed automatic · Hybrid
One configuration of the 2026 Mercedes-Benz GLS-Class as listed by our sources.
Configuration specifications| Engine | 4.0L 8-cylinder turbocharged (SIDI; Mild Hybrid) |
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| Displacement | 4.0 L |
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| Cylinders | 8 |
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| Fuel type | Hybrid |
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| Transmission | 9-speed automatic |
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| Drivetrain | AWD |
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| Combined economy | 17 mpg (13.8 L/100 km) |
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| City economy | 15 mpg (15.7 L/100 km) |
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| Highway economy | 20 mpg (11.8 L/100 km) |
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