OEM wheel and tire fitment specs for the 2009 BMW M6, including bolt pattern (PCD), center bore diameter, thread size, rim diameter, rim width, wheel offset, and backspacing.
Recorded OEM specifications for the 2009 BMW M6, donor years with overlapping ranges, and a calculator to compare a selected wheel. Range overlap is not a guaranteed fit.
Multiple OEM configurations exist for this vehicle. Fitment can vary by trim, brakes, and factory wheel package – confirm your exact setup before buying.
Thread-only product links are shopping examples, not verified fits. Seat style is not confirmed here. As an Amazon Associate we earn from qualifying purchases.
Donor vehicles with overlapping OEM specs
These are vehicle-year records whose recorded OEM ranges overlap this 2009 BMW M6. Overlap is not a guarantee that a specific wheel will install. Selected-wheel comparison is in the calculator below.
Evaluated 95 donor years. Listed 24 eligible overlaps (not all evaluated years are compatible). Showing all listed.
Wheel geometryOEM width/offset ranges overlap (not a specific wheel)
Approximate position vs the mid OEM package: outer change -2.18 mm, inner change -4.18 mm. This uses aggregated width/offset ranges, not a specific wheel.
Recorded vehicle-side thread for the 2009 BMW M6 is M12x1.5. This donor year is recorded as M14x1.25. That is the vehicle stud/nut thread, not an intrinsic thread stamped on the wheel. Hardware must match this vehicle’s studs and the selected wheel’s seat and engagement. Existing hardware may be reusable if it already matches. Seat style is not in this dataset, so products are not a verified fit.
Donor width/offset sits outside the known OEM envelope for this vehicle. Recorded vehicle-side thread differs (M14x1.25 on the donor year vs M12x1.5 on the target vehicle). Hardware must match the target vehicle’s studs and the selected wheel’s seat. Existing hardware may be reusable if it already matches. Seat style is not confirmed in this dataset.
Wheel geometryOEM width/offset ranges overlap (not a specific wheel)
Approximate position vs the mid OEM package: outer change -2.18 mm, inner change -4.18 mm. This uses aggregated width/offset ranges, not a specific wheel.
Check wheel configurationCheck lug hardware: donor year M14x1.5 vs 2009 BMW M6 M12x1.5
Bolt pattern5x120 · Same recorded PCD
Center bore74.1 mm donor vs hub 72.6 mm
Wheel geometryNeeds configuration check
Recorded vehicle-side thread for the 2009 BMW M6 is M12x1.5. This donor year is recorded as M14x1.5. That is the vehicle stud/nut thread, not an intrinsic thread stamped on the wheel. Hardware must match this vehicle’s studs and the selected wheel’s seat and engagement. Existing hardware may be reusable if it already matches. Seat style is not in this dataset, so products are not a verified fit.
Dataset suggestionHub-centric rings ≈ 74.1 → 72.6 mm – not a verified installation requirement.
Hub-centric rings of about 74.1 → 72.6 mm mm may be relevant if the wheel bore is larger than the hub; clearance is not verified. Donor width/offset sits outside the known OEM envelope for this vehicle.
Recorded vehicle-side thread for the 2009 BMW M6 is M12x1.5. This donor year is recorded as M14x1.25. That is the vehicle stud/nut thread, not an intrinsic thread stamped on the wheel. Hardware must match this vehicle’s studs and the selected wheel’s seat and engagement. Existing hardware may be reusable if it already matches. Seat style is not in this dataset, so products are not a verified fit.
Dataset suggestionWheel spacer ≈ 10.83 mm – not a verified installation requirement.
A spacer of about 10.83 mm is a dataset suggestion only; clearance is not verified. Estimated outer position is about 10.83 mm farther inward than the mid OEM package. Recorded vehicle-side thread differs (M14x1.25 on the donor year vs M12x1.5 on the target vehicle). Hardware must match the target vehicle’s studs and the selected wheel’s seat. Existing hardware may be reusable if it already matches. Seat style is not confirmed in this dataset.
Dataset suggestionWheel spacer ≈ 10.18 mm – not a verified installation requirement.
A spacer of about 10.18 mm is a dataset suggestion only; clearance is not verified. Estimated outer position is about 10.18 mm farther inward than the mid OEM package.
BMW M6 Years With Compatible Wheels
Only years with evidence-based interchange relationships are listed. Adjacent years are not assumed compatible.
Compare a donor vehicle or custom wheel against this 2009 BMW M6. Use Compare in calculator on a donor row above to fill the donor side of this same calculator.
Compare
Compare wheel compatibility between two vehicles
Wheels from (donor vehicle)
Selected Car:
Custom wheel size (optional)
Tip: change values here to simulate custom wheels and immediately see the impact in the comparison below.
Custom tire size (optional)
Installed on (your vehicle)
Selected Car:
2009 BMW M6
Compare Rims
Specification
Wheels from
Installed on
Result (Click it)
Bolt Pattern
The total number of bolt holes and the diameter of the circle they form.
-
5x120
Center Bore
The hole in the center of the wheel that fits over the vehicle’s hub.
-
72.6 mm
Thread Size
The size and spacing of the threads on the bolts or nuts that hold the wheel in place.
-
M12 x 1.5
Rim Diameter
The wheel diameter in inches that determines which tire sizes will fit.
-
19"
Rim Width
The distance between the inner edges of the wheel is measured in inches.
-
8.5"
Wheel Offset
How far the wheel sits inward or outward relative to the hub mounting surface.
-
12 mm
Backspacing
Shows how much space the wheel takes up toward the inside of the vehicle.
-
-
Wheel Fasteners
The type of hardware used to secure the wheel to the vehicle.
-
-
Compare Tires
Specification
Wheels from
Installed on
Result (Click it)
Section Width
The width of the tire from sidewall to sidewall, measured in millimeters.
-
-
Aspect Ratio
The height of the tire’s sidewall expressed as a percentage of its width.
-
-
Diameter
The wheel diameter for which the tire is designed to fit.
-
-
Tire Pressure
The recommended air pressure for safe and efficient driving.
-
-
Overall Diameter
The total height of the tire and wheel combined affects clearance and speedometer accuracy.
-
-
Wheel Fitment Parts for the 2009 BMW M6
Example products matched to recorded thread, hub, or spacer dimensions. They are not verified fits. Confirm seat style, thickness, and clearance before ordering.
As an Amazon Associate we earn from qualifying purchases. Product availability and pricing may change.
2009 BMW M6 Wheel Interchange, Specs, and Upgrade Guide
Known OEM Fitment For 2009 BMW M6
The following values are reported for at least one 2009 BMW M6 configuration. This list may be partial and some items can vary by trim or axle. Always confirm on your door-jamb tire label, the owner’s manual, BMW parts documentation, and with the on-page calculator before buying.
Bolt pattern
5x120
Center bore
72.6 mm
Thread size
M12 x 1.5
Rim diameter
18 in
Rim width
8.0 in
Wheel offset (ET)
14 mm
Backspacing
4.55 in
Tire size
255/40R19
Notes:
Performance models often use different front and rear wheel and tire sizes. If your M6 has staggered fitment, run separate checks for each axle.
If any values on your car differ from those above, trust your OEM sources and your on-vehicle measurements.
If you see conflicts between offset and backspacing figures, measure your current wheels and validate with the calculator before ordering.
How To Use The Wheel Interchange Calculator
The calculator on wheelinterchange.com lets you compare a potential donor wheel against your 2009 BMW M6 and test custom sizes safely.
Step 1: In “Wheels from (donor vehicle),” choose the vehicle the wheel originally came from. If unknown, use “Custom wheel size.”
Step 2: In “Installed on (your vehicle),” select 2009 BMW M6.
Step 3: Use “Custom wheel size” to enter rim diameter, width, and offset you are considering. The tool calculates inner and outer clearance changes.
Step 4: Use “Custom tire size” to enter section width and aspect ratio. Changing rim diameter updates the tire diameter so you can keep overall diameter consistent.
Step 5: Review results. Confirm:
Offset and backspacing changes (inner clearance to strut/brakes and outer “poke”).
Overall tire diameter difference to protect ABS, DSC, speedometer, and gearing.
Whether a hub-centric ring is needed based on center bore.
Step 6: If your car uses different sizes front and rear, run the calculator twice, once per axle.
Fitment Checklist Before You Buy
Bolt pattern: Must be 5x120.
Center bore: OEM is 72.6 mm. If an aftermarket wheel has a larger bore, use 72.6 mm hub-centric rings. If smaller, it will not fit.
Thread and fasteners: M12 x 1.5. Verify lug bolt seat type matches the wheel (cone vs ball) and that bolt length provides factory-equivalent thread engagement. Do not mix seat types.
Offset and backspacing: Use the calculator to confirm inner clearance to struts, spring perches, and brake calipers, and to check fender/liner clearance on the outside.
Brake clearance: Visually verify spoke and barrel clearance over the M6 brake calipers. Minimum wheel diameter and spoke profile are as important as offset.
Tire overall diameter: Keep overall diameter close to OEM to avoid ABS and speedometer issues. The calculator will show the difference and percent change.
Load and speed rating: Tires and wheels must meet or exceed BMW’s OEM ratings for the M6.
TPMS: Sensor type and frequency can vary by market and build date. Reuse compatible sensors or source new ones that match your car’s system.
Test fit: Always test fit a front and a rear position before mounting tires or finalizing an order when possible.
Plus Sizing And Common Upgrades
If your door-jamb label shows 255/40R19 for at least one OEM configuration, you can use that as a baseline in the calculator. Here is how to explore upgrades safely:
Plus one or two: Keep overall tire diameter near OEM. For example, starting from 255/40R19, a 20 inch trial might be 255/35R20 to preserve overall diameter. Confirm fitment with the calculator and a physical test due to brake and fender clearance.
Wider tires: Enter wider section widths in the calculator to see inner and outer clearance changes. Verify on both axles if staggered.
Staggered setups: Many owners choose wider rears for traction. Keep overall diameters front to rear closely matched to avoid stability control faults, and verify wheel offset to prevent rubbing.
Spacers: Only use hub-centric spacers with appropriate extended M12 x 1.5 bolts. Confirm thread engagement and hub-centric support remain equivalent to OEM.
Installation Tips
Prepare the hub: Clean rust from the 72.6 mm hub with a wire brush. Lightly apply anti-seize to the hub face only if recommended by your service literature. Keep friction surfaces clean and dry.
Hub-centric first: If wheels have a larger bore, install 72.6 mm rings and ensure they seat fully before raising the wheel.
Use a wheel hanger pin: An M12 x 1.5 guide pin simplifies lining up heavy wheels with the hub and protects threads.
Torque correctly: Hand start all bolts, snug in a star pattern, then torque to the BMW-specified value from your owner’s manual or BMW service information. Re-torque after 50 to 100 miles.
TPMS: Transfer or program sensors that match your car. Follow BMW relearn procedures if required.
Final checks: Spin each wheel by hand on the lift to confirm caliper and liner clearance before road testing.
What other vehicles’ wheels will fit my 2009 BMW M6?
Use the calculator to compare any donor vehicle’s wheels against your M6. At minimum, match 5x120 bolt pattern, 72.6 mm center bore or rings, and M12 x 1.5 threads. Then verify offset, backspacing, and brake clearance on your car.
Can I run 18 inch wheels on the M6?
An 18 inch rim diameter is listed in the known data, but brake clearance can vary. Many performance brake packages limit how small you can go. Test fit over the front calipers or confirm with BMW parts documentation before purchasing 18 inch wheels.
Is 255/40R19 an OEM tire size for the 2009 M6?
255/40R19 appears in the known OEM data for at least one configuration. Check your door-jamb tire label and owner’s manual to confirm what your specific car shipped with.
Do I need hub-centric rings?
If your aftermarket wheel’s center bore is larger than 72.6 mm, use rings to reduce to 72.6 mm. If the wheel bore is smaller than 72.6 mm, it will not fit your hub.
What torque should I use on the lug bolts?
Refer to your owner’s manual or BMW service information for the official specification. Tighten with a calibrated torque wrench in a star pattern and re-torque after the first 50 to 100 miles.
Will spacers work on the M6?
Yes, if used carefully. Choose hub-centric spacers that maintain a 72.6 mm hub, and use appropriately longer M12 x 1.5 bolts. Recalculate offset in the calculator by subtracting spacer thickness.
How close should my new tire diameter be to OEM?
Keep overall diameter close to the OEM baseline shown by the calculator to protect ABS, DSC, and speedometer accuracy. The tool reports exact percentage change so you can choose the best size.
How do I verify offset and backspacing if I see conflicting numbers?
Measure your current wheels: lay a straightedge across the inner wheel lip and measure down to the hub face for backspacing, then compare with width and offset using the calculator. Trust physical measurements and OEM documentation over unverified charts.
Methodology and sources
Wheel interchange depends on more than bolt pattern. Where data is available, this site compares recorded OEM values:
Bolt pattern / PCD
Center bore direction (donor wheel bore must not be smaller than the hub)
Wheel diameter, width, and offset against known OEM ranges
A normal wheel spacer does not change bolt pattern. Hub rings cannot enlarge a wheel bore that is smaller than the hub. Brake clearance and tire package fitment still require vehicle-specific checks when not confirmed in the dataset.