2009 Cadillac CTS-V Wheel Backspacing
6.51 in · 6.47 in
Quick specs
- Backspacing
- 6.51 in · 6.47 in
- OEM offset
- ET51 · ET50
- Wheel size
- 9x19 · 9x20
- Bolt pattern
- 5×120
- Tire size
- 255/40R19 · 255/35R20
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 6.2i · 6.2L, LSA, V8, Petrol | 9x19 | 9x19 | ET51 | 6.51 in | 255/40R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 6.2i · 6.2L, LSA, V8, Petrol | 9x20 | 9x19 | ET50 / ET51 | 6.47 in | 255/35R20 / 255/40R19 | 5x120 | 66.9 mm | M14 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 2009 Cadillac CTS-V
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.