Answer engine summary
What should Adelaide drivers know about BMW 318i Tyre Size Guide (2005–2024) – Wheel Specs, PCD, Centre Bore & Torque Settings?
Adelaide drivers should match tyre choice, wheel fitment and service timing to the vehicle placard, actual driving use and local conditions. Hot SA roads, wet winter braking, Adelaide Hills corners and country touring can all affect tyre wear, grip and comfort, so professional fitment, pressure setup, balancing and wheel alignment matter as much as the tyre product choice itself.
BMW 318i Tyre Size Guide
Wheel Specs, PCD, Centre Bore & Torque Settings
The BMW 318i is one of the most popular models in the 3 Series range, known for:
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Comfort and daily usability
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Efficient performance
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Premium driving experience
Across different generations, tyre selection plays a major role in:
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Ride comfort
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Road noise
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Fuel efficiency
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Handling and safety
Autosport Tyreworld specialises in BMW tyre fitment, runflat replacement and premium tyre upgrades.
BMW 318i Wheel Specifications
E90 / E91 / E92 (2005–2013)
| Specification | Value |
|---|---|
| Bolt Pattern (PCD) | 5x120 |
| Centre Bore | 72.6 mm |
| Wheel Bolt Size | M14 x 1.25 |
| Wheel Torque | 120 Nm |
F30 (2012–2019)
| Specification | Value |
|---|---|
| Bolt Pattern (PCD) | 5x120 |
| Centre Bore | 72.6 mm |
| Wheel Bolt Size | M14 x 1.25 |
| Wheel Torque | 140 Nm |
G20 (2019–Present)
| Specification | Value |
|---|---|
| Bolt Pattern (PCD) | 5x112 |
| Centre Bore | 66.6 mm |
| Wheel Bolt Size | M14 x 1.25 |
| Wheel Torque | 140 Nm |
Important: Newer models use 5x112 platform, not interchangeable with older BMW wheels.
BMW 318i Factory Tyre Sizes
E90 Generation
| Tyre Size | Rim Size |
|---|---|
| 205/55R16 | 16x7 |
| 225/45R17 | 17x8 |
F30 Generation
| Tyre Size | Rim Size |
|---|---|
| 205/60R16 | 16x7 |
| 225/50R17 | 17x7.5 |
| 225/45R18 | 18x8 |
Optional staggered setup:
Front: 225/45R18
Rear: 255/40R18
G20 Generation
| Tyre Size | Rim Size |
|---|---|
| 225/50R17 | 17x7.5 |
| 225/45R18 | 18x8 |
| 225/40R19 | 19x8 |
Runflat vs Non-Runflat Tyres
Many BMW 318i models come with runflat tyres.
Runflat tyres:
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Drive after puncture
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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 grip
Autosport Tyreworld can assist with safe runflat conversions.
Popular Tyre Upgrade Options
| Tyre Size | Notes |
|---|---|
| 225/45R17 | Most common |
| 235/40R18 | Sport upgrade |
| 245/35R18 | Performance |
| 255/35R19 | Aggressive |
Before upgrading:
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Maintain rolling diameter
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Check clearance
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Consider comfort vs performance
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Ensure correct load rating
Recommended Tyres for BMW 318i
Comfort & Daily Driving
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Continental UltraContact UC7
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Michelin Primacy 4
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Bridgestone Turanza
Performance Upgrade
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Michelin Pilot Sport 5
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Continental MaxContact MC7
Runflat Options
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Bridgestone DriveGuard
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Michelin ZP (Zero Pressure)
BMW 318i Wheel Torque Specification
Recommended torque:
120 Nm (E90)
140 Nm (F30 / G20)
Installation tips:
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Use correct BMW wheel bolts
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Tighten in star pattern
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Recheck after 50–100 km
Incorrect torque may cause vibration or safety issues.
Need Tyres for Your BMW 318i?
Visit Autosport Tyreworld:
Magill
647 Magill Road, Magill SA 5072
0452 641 023
Wingfield
411 Grand Junction Road, Wingfield SA 5013
0433 645 411
Clarence Gardens
911 South Road, Clarence Gardens SA 5039
0420 299 911
We specialise in BMW tyres, wheel fitment and performance upgrades.
FAQ
Is BMW 318i Tyre Size Guide (2005–2024) – Wheel Specs, PCD, Centre Bore & Torque Settings relevant for Adelaide drivers?
Yes, if the advice is matched to the vehicle and how it is driven. City commuting, hills roads, country trips and performance use can all need different tyre and setup priorities.
Should tyre advice include wheel alignment?
Yes. Alignment, balancing and pressure setup are important because even a quality tyre can wear poorly or feel ordinary if the vehicle setup is wrong.
Can Autosport Tyre World help compare tyre options?
Yes. Autosport Tyre World can compare suitable tyres, wheels and service options across Magill, Clarence Gardens and Wingfield, then recommend a setup for the vehicle's actual use.
Helpful Adelaide tyre links
Autosport Tyre World Adelaide locations
For local tyre advice, fitment checks, balancing and wheel alignment in Adelaide, contact Autosport Tyre World across Magill, Clarence Gardens and Wingfield.
TYREPLUS Magill | Autosport Tyre World Magill
647 Magill Road, Magill SA 5072
Phone: 0452 641 023
TYREPLUS Clarence Gardens | Autosport Tyre World Clarence Gardens
911 South Road, Clarence Gardens SA 5039
Phone: 0420 299 911
TYREPLUS Wingfield | Autosport Tyre World Wingfield
411 Grand Junction Road, Wingfield SA 5013
Phone: 0433 645 411
Adelaide BMW fitment notes
For BMW 318i Tyre Size Guide (2005–2024) – Wheel Specs, PCD, Centre Bore & Torque Settings, the safest starting point is always the tyre placard and the exact wheel package fitted to the car. BMW models can vary by generation, trim, M Sport package, run-flat option and staggered wheel setup, so two cars with similar badges may not use the same load rating, speed rating, offset or front-to-rear tyre combination.
Before ordering tyres, Autosport Tyre World checks the existing tyre size, wheel width, offset, centre bore, brake clearance and any run-flat requirements. That matters around Adelaide because a tyre that looks correct on paper can still feel harsh, rub under load, wear unevenly or upset steering feel if the wheel and alignment setup are not matched properly.
For daily commuting through Magill, Norwood, Burnside and the wider Adelaide suburbs, most drivers want predictable braking, quiet road manners and even wear. For Adelaide Hills driving or a sportier BMW setup, grip, heat resistance and steering response become more important. A proper wheel alignment after fitting helps protect the new tyres and keeps the car tracking cleanly.