Mercedes-Benz GLS-Class (AMG GLS 63)
Maintenance specs for 1 variant of the Mercedes-Benz GLS-Class (AMG GLS 63) — from 2021 to 2026.
2021–2026 Mercedes-Benz GLS-Class (AMG GLS 63)
4.0L Twin-Turbo V8 + EQ Boost (M177) · AWD (4MATIC+)
603 hp / 627 lb-ft
Transmission
Type9-Speed MCT (AMG Speedshift)
FluidMB 236.17
Drain & fill8 qt
Full capacity10.5 qt
Power Steering
TypeElectric (no fluid)
Differentials
Front fluidMB 235.74
Front capacity1.6 qt
Rear fluidMB 235.74
Rear capacity2.2 qt
Transfer Case
FluidMB 236.13
Capacity1.2 qt
Fuel
Tank24.6 gal
TypePremium 93
Tires
Size285/40R23 front / 325/35R23 rear
Pressure (front)36 PSI
Pressure (rear)38 PSI
Shop 285/40R23 front / 325/35R23 rear tiresService Intervals
Oil change10,000 mi
Trans service60,000 mi
Coolant flush60,000 mi
Brake fluid20,000 mi
Spark plugs40,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Cabin filter20,000 mi
Drive belt60,000 mi