2000 Buick Regal Wheel Backspacing
4.50 in · 4.90 in · 5.23 in · 4.73 in · 5.30 in
Quick specs
- Backspacing
- 4.50 in · 4.90 in · 5.23 in · 4.73 in · 5.30 in
- OEM offset
- ET38 · ET42 · ET44 · ET52
- Wheel size
- 6x15 · 6.5x16 · 7x16
- Bolt pattern
- 5×115
- Tire size
- 215/70R15 · 225/60R16
OEM configurations
| Configuration | Rim | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|
| 3.8 · L36, V6, Petrol | 6x15 | ET38 | 4.50 in | 215/70R15 | 5x115 | 70.3 mm | 1/2" - 20 UNF |
| 3.8 · L36, V6, Petrol | 6.5x16 | ET42 | 4.90 in | 225/60R16 | 5x115 | 70.3 mm | 1/2" - 20 UNF |
| 3.8 · L36, V6, Petrol | 7x16 | ET44 | 5.23 in | 225/60R16 | 5x115 | 70.3 mm | 1/2" - 20 UNF |
| 3.8SC · L67, V6, Petrol | 6x15 | ET38 | 4.50 in | 215/70R15 | 5x115 | 70.3 mm | 1/2" - 20 UNF |
| 3.8SC · L67, V6, Petrol | 6.5x16 | ET42 | 4.90 in | 225/60R16 | 5x115 | 70.3 mm | 1/2" - 20 UNF |
| 3.8SC · L67, V6, Petrol | 7x16 | ET44 | 5.23 in | 225/60R16 | 5x115 | 70.3 mm | 1/2" - 20 UNF |
| 2.0i · I4, Petrol | 6x15 | ET44 | 4.73 in | 215/70R15 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.5i · I4, Petrol | 6x15 | ET44 | 4.73 in | 215/70R15 | 5x115 | 70.3 mm | M12 x 1.5 |
| 3.0i · V6, Petrol | 6.5x16 | ET52 | 5.30 in | 225/60R16 | 5x115 | 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 2000 Buick Regal
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.