BMW M340i xDrive Tyre Size Guide
Wheel Specs, PCD, Centre Bore & Torque Settings
The BMW M340i xDrive (G20 Sedan / G21 Touring) is a high-performance 3 Series featuring:
-
B58 turbocharged inline-6 engine
-
xDrive all-wheel-drive system
-
M Performance chassis tuning
It competes with:
-
Audi S4 / S5
-
Mercedes-AMG C43
Because of its power and AWD system, tyre selection is critical for:
-
Launch traction
-
Cornering stability
-
Braking performance
-
High-speed control
Autosport Tyreworld specialises in BMW performance vehicles, AWD systems and staggered tyre setups.
BMW M340i xDrive Wheel Specifications
G20 / G21 (2019–Present)
| Specification | Value |
|---|---|
| Bolt Pattern (PCD) | 5x112 |
| Centre Bore | 66.6 mm |
| Wheel Bolt Size | M14 x 1.25 |
| Wheel Torque | 140 Nm |
BMW M340i xDrive Factory Tyre Sizes
Standard Setup
| Position | Tyre Size | Rim Size |
|---|---|---|
| Front | 225/45R18 | 18x8 |
| Rear | 225/45R18 | 18x8 |
Performance Staggered Setup
| Position | Tyre Size |
|---|---|
| Front | 225/40R19 |
| Rear | 255/35R19 |
Optional 20” Upgrade
| Position | Tyre Size |
|---|---|
| Front | 225/35R20 |
| Rear | 255/30R20 |
Important: xDrive Tyre Matching
For AWD vehicles like the M340i:
-
Rolling diameter must match front and rear
-
Avoid mixing tyre brands
-
Replace tyres as a full set when possible
Incorrect setup may cause:
-
Transfer case damage
-
AWD system stress
-
Uneven tyre wear
Popular Tyre Upgrade Options
Street Performance Setup
| Position | Tyre Size |
|---|---|
| Front | 235/40R19 |
| Rear | 265/35R19 |
Aggressive Setup
| Position | Tyre Size |
|---|---|
| Front | 245/35R19 |
| Rear | 275/30R19 |
Track Setup
| Position | Tyre Size |
|---|---|
| Front | 255/35R19 |
| Rear | 275/35R19 |
Before upgrading:
-
Maintain rolling diameter balance
-
Check wheel width (8.5J–10J)
-
Ensure guard clearance
-
Keep AWD compatibility
Recommended Tyres for BMW M340i xDrive
Daily + Performance Driving
-
Michelin Pilot Sport 5
-
Continental MaxContact MC7
-
Bridgestone Potenza Sport
Track & High Grip
-
Michelin Pilot Sport Cup 2
-
Yokohama AD09
-
Pirelli P Zero Trofeo R
Budget Performance
-
Hankook Ventus RS4
-
Kumho PS71
BMW M340i xDrive Wheel Torque Specification
Recommended torque:
140 Nm
Installation tips:
-
Torque when wheels are cold
-
Tighten in star pattern
-
Recheck after 50–100 km
-
Important for AWD performance
Incorrect torque may cause vibration, brake issues or drivetrain stress.
Need Tyres for Your BMW M340i xDrive?
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 performance tyres, AWD setups and premium upgrades.