BMW iX1 Tyre Size Guide
Wheel Specs, PCD, Centre Bore & Torque Settings
The BMW iX1 (U11) is BMW’s entry-level fully electric SUV, offering:
-
Dual motor AWD (xDrive30 variants)
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Instant torque delivery
-
Quiet electric driving experience
-
Increased vehicle weight due to battery
Tyre selection is critical for:
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Load capacity
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Low rolling resistance (range efficiency)
-
Noise reduction
-
Grip under instant torque
AUTOSPORT TYREWORLD specialises in EV tyre solutions and premium fitment for electric vehicles.
BMW iX1 Wheel Specifications
U11 (2023–Present)
| Specification | Value |
|---|---|
| Bolt Pattern (PCD) | 5x112 |
| Centre Bore | 66.6 mm |
| Wheel Bolt Size | M14 x 1.25 |
| Wheel Torque | 140 Nm |
BMW iX1 Factory Tyre Sizes
Standard Setup
| Tyre Size | Rim Size |
|---|---|
| 225/55R17 | 17x7.5 |
Mid-Level Setup
| Tyre Size | Rim Size |
|---|---|
| 225/50R18 | 18x7.5 |
Larger Wheel Option
| Tyre Size | Rim Size |
|---|---|
| 225/45R19 | 19x8 |
Optional Performance Setup
| Position | Tyre Size |
|---|---|
| Front | 235/45R18 |
| Rear | 255/40R18 |
Important: EV Tyre Requirements
The BMW iX1 requires tyres that can handle:
Increased Weight
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EV battery adds significant load
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Requires higher load index tyres
Instant Torque
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Immediate acceleration
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Requires strong grip
Noise Sensitivity
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EV cabin is very quiet
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Tyre noise becomes more noticeable
AWD (xDrive) Considerations
For AWD models:
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Maintain rolling diameter
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Avoid mixing tyre brands
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Replace tyres as a full set
Incorrect setup may cause:
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Drivetrain stress
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Uneven tyre wear
Runflat vs Non-Runflat Tyres
Many iX1 models are equipped with runflat tyres.
Runflat Tyres
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Puncture mobility
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No spare wheel
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Firmer ride
Non-Runflat Tyres
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Better comfort
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Lower noise
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Improved efficiency
AUTOSPORT TYREWORLD recommends EV-optimised non-runflat tyres for best comfort and range.
Popular Tyre Upgrade Options
Comfort + Efficiency Setup
| Tyre Size |
|---|
| 225/55R17 |
| 225/50R18 |
Performance Upgrade
| Tyre Size |
|---|
| 225/45R19 |
Wider Grip Setup
| Position | Tyre Size |
|---|---|
| Front | 235/45R18 |
| Rear | 255/40R18 |
Before upgrading:
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Maintain rolling diameter
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Ensure clearance
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Use correct load rating
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Consider range impact
Recommended Tyres for BMW iX1
EV / Efficiency Focus
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Michelin e.Primacy
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Continental EcoContact
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Bridgestone Ecopia
Comfort & Quiet Driving
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Continental UltraContact UC7
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Michelin Primacy 4
Performance EV Driving
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Michelin Pilot Sport 5
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Continental MaxContact MC7
BMW iX1 Wheel Torque Specification
Recommended torque:
140 Nm
Installation Tips
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Torque when cold
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Tighten in star pattern
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Recheck after 50–100 km
Need Tyres for Your BMW iX1?
Visit AUTOSPORT TYREWORLD:
Magill
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
We specialise in EV tyres, hybrid vehicles and premium BMW fitments.