2003 Chevrolet Corvette Wheel Backspacing
6.53 in · 6.88 in
Quick specs
- Backspacing
- 6.53 in · 6.88 in
- OEM offset
- ET58 · ET54
- Wheel size
- 8.5x17 · 9.5x17
- Tire size
- 245/45R17 · 265/40R17
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 5.7 · V8, Petrol | 8.5x17 | 8.5x17 | ET58 | 6.53 in | 245/45R17 | 5x120.65 | 70.3 mm | M12 x 1.5 |
| Z06 5.7 · V8, Petrol | 9.5x17 | 9.5x17 | ET54 | 6.88 in | 265/40R17 | 5x120.65 | 70.3 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 2003 Chevrolet Corvette
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.