BMW i4 eDrive40 Overview (G26 EV)

The BMW i4 eDrive40 is a higher-performance version of the i4 range, offering stronger power output and longer range.

Key characteristics:

• Rear-wheel drive EV

• Higher torque than eDrive35

• Heavier battery load

• Requires EV-optimised tyres (low noise + high load rating + efficiency)

BMW i4 eDrive40 (G26 – 2022+)

Factory Wheel & Tyre Sizes

Standard Setup (Square):

• 225/55R17

• Rim: 7.5Jx17

Optional Setup:

• 225/50R18

• Rim: 7.5Jx18

M Sport Setup (Staggered):

• Front: 225/45R18

• Rear: 255/40R18

Large Wheel Option (19”):

• Front: 225/40R19

• Rear: 255/35R19

Technical Specifications

• PCD: 5x112

• Centre Bore: 66.6 mm

• Wheel Bolt Torque: 140 Nm

EV Tyre Requirements (Critical)

BMW i4 eDrive40 places higher demand on tyres compared to standard vehicles.

Key Factors

Instant Torque Delivery

• Faster tyre wear

• Requires performance-oriented compounds

Low Rolling Resistance

• Improves driving range

• Critical for EV efficiency

Noise Reduction

• EVs are quiet → tyre noise becomes more noticeable

• Prefer tyres with acoustic foam technology

Runflat Tyres (Factory Fitment)

Most BMW i4 models come with Runflat tyres (SSR/RSC).

Advantages

• Drive after puncture

• No spare tyre required

Disadvantages

• Firmer ride

• Higher cost

Upgrade Option

Switching to non-runflat EV tyres improves:

• Comfort

• Noise reduction

• Efficiency

Recommended Tyres for BMW i4 eDrive40 (Adelaide)

EV / Efficiency Focus (Highly Recommended)

• Continental UltraContact UC7

• Michelin e.Primacy

• Bridgestone Turanza Eco

Comfort & Quiet Driving

• Continental PremiumContact 6

• Michelin Primacy 5

Performance Upgrade

• Continental MaxContact MC7

• Michelin Pilot Sport 5

Important Fitment Notes

• Always use correct load index (EV weight critical)

• Maintain staggered setup where applicable

• TPMS reset required after tyre installation

• Wheel alignment recommended after tyre replacement

• Tyre choice directly impacts range, comfort, and noise

Why Choose AUTOSPORT TYREWORLD?

At AUTOSPORT TYREWORLD, we specialise in EV tyre solutions, including:

• BMW i4 / Tesla tyre fitments

• Low-noise, low-resistance tyres

• Runflat and non-runflat options

• Precision wheel alignment

Visit Our Adelaide Locations

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