2021 Mazda CX-9 Wheel Backspacing

5.77 in · 6.02 in · 5.72 in · 5.88 in · 5.63 in

Quick specs

Backspacing: 5.77 in · 6.02 in · 5.72 in · 5.88 in · 5.63 in
OEM offset: ET45 · ET50 · ET35
Wheel size: Multiple — see configurations
Bolt pattern: 5×114.3
Tire size: Multiple — see configurations

OEM configurations

Configuration	Rim	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
2.5T · 2.5L, PY-VPTS, I4, Petrol	8x18	ET45	5.77 in	255/60R18	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8.5x20	ET45	6.02 in	255/50R20	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8x19	ET45	5.77 in	255/55R19	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8.5x21	ET45	6.02 in	255/45R21	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8x18	ET45	5.77 in	255/60R18	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8.5x20	ET45	6.02 in	255/50R20	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8x19	ET45	5.77 in	255/55R19	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8.5x21	ET45	6.02 in	255/45R21	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8.5x17	ET45	6.02 in	265/50R17	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	7.5x21	ET50	5.72 in	275/40R21	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	9x19	ET35	5.88 in	275/55R19	5x114.3	67.1 mm	M12 x 1.5
2.5T · 2.5L, PY-VPTS, I4, Petrol	8.5x21	ET35	5.63 in	255/35R21	5x114.3	67.1 mm	M12 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 specs for the 2021 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.