18×?
Documented on a 2007 Mazda CX-9 build — observed custom fitment, not a universal fit guarantee.
- Tires
- 235/65R18
Compared with OEM
Compared with the 18×6.5 ET55 OEM configuration. Calculated geometry only — not fit confirmation.
2007 Mazda CX-9 Wheel Offset
Quick specs
- Wheel size
- Multiple — see configurations
- Offset
- ET45 · ET50 · ET55
- Backspacing
- 5.52 in · 5.27 in · 5.97 in · 5.42 in
- Bolt pattern
- 5×114.3
- Center bore
- 67.1 mm
- Thread
- M12×1.5
- Tire size
- Multiple — see configurations
OEM configurations
| Configuration | Rim | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|
| 3.5i · V6, Petrol | 7.5x18 | ET45 | 5.52 in | 245/60R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.5i · V6, Petrol | 7.5x19 | ET45 | 5.52 in | 245/55R19 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.5i · V6, Petrol | 7.5x20 | ET45 | 5.52 in | 245/50R20 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.5i · 3.5L, CYC4, V6, Petrol | 7.5x18 | ET45 | 5.52 in | 245/60R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.5i · 3.5L, CYC4, V6, Petrol | 7x17 | ET45 | 5.27 in | 215/70R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.5i · 3.5L, CYC4, V6, Petrol | 7.5x19 | ET45 | 5.52 in | 245/55R19 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.5i · 3.5L, CYC4, V6, Petrol | 7.5x20 | ET45 | 5.52 in | 245/50R20 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.7i · V6, Petrol | 8x17 | ET50 | 5.97 in | 225/50R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.7i · V6, Petrol | 6.5x18 | ET55 | 5.42 in | 265/55R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 3.7i · V6, Petrol | 6.5x19 | ET55 | 5.42 in | 235/50R19 | 5x114.3 | 67.1 mm | M12 x 1.5 |
Wheels and hardware
More on AmazonLug hardware
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White Knight 1707SBK-20AM Black Chrome M12x1.50 Bulge Acorn Lug Nut, 20 Pack
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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White Knight 1707S-20AM Chrome M12x1.50 Bulge Acorn Lug Nut, 20 Pack
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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MIKKUPPA M12x1.5 Lug Nuts - Replacement for 2006-2019 Ford Fusion, 2000-2019 Ford Focus, 2001-2019 Ford Escape Aftermarket Wheel - 20pcs Chrome Closed End Lug Nuts
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
Wheel locks
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McGard 24157 Chrome Cone Seat Wheel Locks (M12 x 1.5 Thread Size) - Set of 4
Confirmed vehicle catalog match. Confirm seat style for your wheel.
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Gorilla Automotive Wheel Locks With Washer (M12x1.50)
M12 x 1.5 · lock
Matches M12 x 1.5 — confirm seat style for your wheel
Check price on Amazon
Real-World 2007 Mazda CX-9 Wheel Setups
Observed aftermarket setups from documented Modified1 builds. These are individual build records — not OEM specifications and not clearance guarantees for every vehicle.
Common custom wheel sizes
Among builds in our database for this model year:
- 18-inch — 1 documented build
1 documented build.
Compare your own setup
See how a different width or offset sits versus an OEM configuration for this year.
More specs for the 2007 Mazda CX-9
Each OEM row is a catalog configuration. Offset ranges are not collapsed when the database has exact setups. Documented aftermarket builds are observed setups only — not universal fit or clearance confirmation.