2007 Mazda RX-8 Wheel Backspacing

5.32–6.86 in (15 configs)

Quick specs

Backspacing
5.32–6.86 in (15 configs)
Wheel size
Multiple — see configurations
Bolt pattern
5×114.3
Tire size
Multiple — see configurations

OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
1.3i AT · 1.3L, R, Petrol7.5x168x18ET505.72 in225/55R16 / 225/45R185x114.367.1 mmM12 x 1.5
1.3i AT · 1.3L, R, Petrol7.5x178x18ET505.72 in225/50R17 / 225/45R185x114.367.1 mmM12 x 1.5
1.3i · 1.3L, R, Petrol8x198x18ET47 / ET505.85 in225/40R19 / 225/45R185x114.367.1 mmM12 x 1.5
1.3i · 1.3L, 13B-MSP, R, Petrol8x198x18ET47 / ET505.85 in225/40R19 / 225/45R185x114.367.1 mmM12 x 1.5
1.3i · 1.3L, 13B-MSP, R, Petrol7.5x188x18ET60 / ET506.11 in205/55R18 / 225/45R185x114.367.1 mmM12 x 1.5
1.3i · 1.3L, 13B-MSP, R, Petrol8.5x188x18ET37 / ET505.71 in235/40R18 / 225/45R185x114.367.1 mmM12 x 1.5
1.3i (ABA-SE3P) · 1.3L, R, Petrol7x178x17ET55 / ET505.67 in225/45R17 / 225/30R175x114.367.1 mmM12 x 1.5
1.3i (ABA-SE3P) · 1.3L, R, Petrol8x168x17ET60 / ET506.36 in225/40R16 / 225/30R175x114.367.1 mmM12 x 1.5
1.3i (ABA-SE3P) · 1.3L, R, Petrol9x198x17ET45 / ET506.27 in215/35R19 / 225/30R175x114.367.1 mmM12 x 1.5
1.3i (ABA-SE3P) · 1.3L, R, Petrol9x178x17ET60 / ET506.86 in225/35R17 / 225/30R175x114.367.1 mmM12 x 1.5
1.3i (ABA-SE3P) · 1.3L, R, Petrol8x198x17ET52 / ET506.05 in205/30R19 / 225/30R175x114.367.1 mmM12 x 1.5
1.3i (ABA-SE3P) · 1.3L, R, Petrol7.5x198x17ET40 / ET505.32 in205/55R19 / 225/30R175x114.367.1 mmM12 x 1.5
1.3i (ABA-SE3P) · 1.3L, R, Petrol7.5x208x17ET57 / ET505.99 in235/40R20 / 225/30R175x114.367.1 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).

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More specs for the 2007 Mazda RX-8

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.