2007 Mazda RX-8 Wheel Backspacing
5.32–6.86 in (15 configs)
Quick specs
- Backspacing
- 5.32–6.86 in (15 configs)
- OEM offset
- ET35–ET60 (10 configs)
- Wheel size
- Multiple — see configurations
- Bolt pattern
- 5×114.3
- Tire size
- Multiple — see configurations
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 1.3i AT · 1.3L, R, Petrol | 7.5x16 | 8x18 | ET50 | 5.72 in | 225/55R16 / 225/45R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i AT · 1.3L, R, Petrol | 7.5x17 | 8x18 | ET50 | 5.72 in | 225/50R17 / 225/45R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i · 1.3L, R, Petrol | 8x19 | 8x18 | ET47 / ET50 | 5.85 in | 225/40R19 / 225/45R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i · 1.3L, 13B-MSP, R, Petrol | 8x19 | 8x18 | ET47 / ET50 | 5.85 in | 225/40R19 / 225/45R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i · 1.3L, 13B-MSP, R, Petrol | 7.5x18 | 8x18 | ET60 / ET50 | 6.11 in | 205/55R18 / 225/45R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i · 1.3L, 13B-MSP, R, Petrol | 8.5x18 | 8x18 | ET37 / ET50 | 5.71 in | 235/40R18 / 225/45R18 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i (ABA-SE3P) · 1.3L, R, Petrol | 7x17 | 8x17 | ET55 / ET50 | 5.67 in | 225/45R17 / 225/30R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i (ABA-SE3P) · 1.3L, R, Petrol | 8x16 | 8x17 | ET60 / ET50 | 6.36 in | 225/40R16 / 225/30R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i (ABA-SE3P) · 1.3L, R, Petrol | 9x19 | 8x17 | ET45 / ET50 | 6.27 in | 215/35R19 / 225/30R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i (ABA-SE3P) · 1.3L, R, Petrol | 9x17 | 8x17 | ET60 / ET50 | 6.86 in | 225/35R17 / 225/30R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i (ABA-SE3P) · 1.3L, R, Petrol | 8x19 | 8x17 | ET52 / ET50 | 6.05 in | 205/30R19 / 225/30R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i (ABA-SE3P) · 1.3L, R, Petrol | 7.5x19 | 8x17 | ET40 / ET50 | 5.32 in | 205/55R19 / 225/30R17 | 5x114.3 | 67.1 mm | M12 x 1.5 |
| 1.3i (ABA-SE3P) · 1.3L, R, Petrol | 7.5x20 | 8x17 | ET57 / ET50 | 5.99 in | 235/40R20 / 225/30R17 | 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).
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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.