2015 Mazda CX-9 Wheel Backspacing

5.52 in · 5.27 in

Quick specs

Backspacing
5.52 in · 5.27 in
OEM offset
ET45
Wheel size
7.5x18 · 7.5x19 · 7.5x20 · 7x17
Bolt pattern
5×114.3
Tire size
245/60R18 · 245/55R19 · 245/50R20 · 215/70R17

OEM configurations

ConfigurationRimOffsetBackspacingTireBolt patternCenter boreThread
3.7i · V6, Petrol7.5x18ET455.52 in245/60R185x114.367.1 mmM12 x 1.5
3.7i · V6, Petrol7.5x19ET455.52 in245/55R195x114.367.1 mmM12 x 1.5
3.7i · V6, Petrol7.5x20ET455.52 in245/50R205x114.367.1 mmM12 x 1.5
3.7i · V6, Petrol7.5x18ET455.52 in245/60R185x114.367.1 mmM12 x 1.5
3.7i · V6, Petrol7.5x19ET455.52 in245/55R195x114.367.1 mmM12 x 1.5
3.7i · V6, Petrol7.5x20ET455.52 in245/50R205x114.367.1 mmM12 x 1.5
3.7i · 3.7L, V6, Petrol7.5x18ET455.52 in245/60R185x114.367.1 mmM12 x 1.5
3.7i · 3.7L, V6, Petrol7x17ET455.27 in215/70R175x114.367.1 mmM12 x 1.5
3.7i · 3.7L, V6, Petrol7.5x19ET455.52 in245/55R195x114.367.1 mmM12 x 1.5
3.7i · 3.7L, V6, Petrol7.5x20ET455.52 in245/50R205x114.367.1 mmM12 x 1.5

Compare wheel position See wheel offset

Backspacing values above are calculated from OEM wheel width and offset using BS = width/2 + offset_mm/25.4 (same formula as the fitment calculator).

Related tools

More on Amazon
  • LEXIVON 1/2-Inch Drive Click Torque Wrench 25-250 Ft-Lb/33.9-338.9 Nm (LX-184)

    Related tool — not a vehicle-fit product.

    Check price on Amazon
  • Wheeler Manual Firearms Accurizing Torque Wrench with Inch/Pounds Measurement, Bits and Storage Case for Scope Mounting, Gunsmithing and Maintenance

    Related tool — not a vehicle-fit product.

    Check price on Amazon

More specs for the 2015 Mazda CX-9

Backspacing on these pages is calculated from OEM wheel width and offset (width/2 + offset_mm/25.4). Higher backspacing seats the wheel farther inward; lower backspacing moves it outward.