Mercedes-Benz GLS580 Tyre Size, Wheel Specs, PCD, Centre Bore & Torque Settings Guide
The Mercedes-Benz GLS580 represents the pinnacle of luxury SUVs, combining V8 performance with advanced 4MATIC all-wheel-drive technology. With its large footprint and high-performance braking system, choosing the correct tyre size, wheel specifications, and torque settings is critical for safety, ride comfort, and performance.
At Autosport Tyreworld, we provide expert tyre fitting, wheel upgrades, and precision wheel alignment across Adelaide.
Factory Tyre Sizes – Mercedes GLS580
Standard & Optional OEM Fitments
20 Inch (Base Model)
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275/50R20
21 Inch
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275/45R21
22 Inch (AMG Line / Upgrade)
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Front: 275/45R22
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Rear: 315/40R22
23 Inch (Optional / Aftermarket AMG Style)
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Front: 285/40R23
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Rear: 325/35R23
Important Notes:
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Staggered setups (wider rear tyres) are common on AMG Line variants
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Load rating must be SUV-spec (XL / Extra Load)
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Runflat tyres may be fitted from factory depending on spec
Factory Wheel (Rim) Specifications
| Wheel Size | Width | Offset (ET) | Notes |
|---|---|---|---|
| 20" | 8.5J | ET62.6 | Base model |
| 21" | 10.0J | ET36-45 | Touring comfort |
| 22" Front | 9.5J | ET45 | AMG Line |
| 22" Rear | 11.5J | ET47 | AMG Line staggered |
| 23" Front | 9.5J | ET45 | Optional upgrade |
| 23" Rear | 11.5J | ET47 | Performance stance |
Stud Pattern (PCD) & Centre Bore
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PCD (Bolt Pattern): 5x112
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Centre Bore: 66.6 mm
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Wheel Nuts: M14 x 1.5 (Ball Seat – Mercedes specific)
Wheel Nut Torque Specification
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Torque Setting: 150 Nm
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Always torque using a calibrated torque wrench
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Recheck torque after 50–100 km
Recommended Tyres for Mercedes GLS580
For optimal performance in Australian conditions:
Comfort & Luxury
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Michelin Primacy SUV
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Continental PremiumContact 6 / UC7
Performance
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Michelin Pilot Sport 4 SUV
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Continental SportContact 6
All-Terrain (Light Duty SUV Use)
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Pirelli Scorpion All Terrain Plus
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Falken Wildpeak AT Trail
Tyre Pressure Guide (Approximate)
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Normal Driving: 36–42 PSI
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Fully Loaded / Highway: 42–48 PSI
(Always confirm via driver door placard)
Fitment Tips from Autosport Tyreworld
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Always match front/rear rolling diameter on staggered setups
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Avoid incorrect centre bore without hub rings
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Ensure load index ≥ OEM specification
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Runflat to non-runflat conversion is possible (check spare solution)
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Wheel alignment recommended after tyre replacement
Why Choose Autosport Tyreworld?
We specialise in premium SUV fitments including Mercedes-Benz GLS models:
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Expert fitment for staggered AMG setups
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Premium tyre brands only (no grey imports unless disclosed)
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Precision wheel balancing & alignment
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Adelaide-based professional service
Our Locations
Magill (Head Store)
647 Magill Road, Magill SA 5072
PH: 0452 641 023
Wingfield
411 Grand Junction Road, Wingfield SA 5013
PH: 0433 645 411
Clarence Gardens
911 South Road, Clarence Gardens SA 5039
PH: 0420 299 911