2017 Mercedes-Benz SL-Class Wheel Backspacing
4.77–6.56 in (17 configs)
Quick specs
- Backspacing
- 4.77–6.56 in (17 configs)
- OEM offset
- ET20–ET46 (13 configs)
- Wheel size
- Multiple — see configurations
- Bolt pattern
- 5×112
- Tire size
- Multiple — see configurations
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| SL 450 · 3.0L, V6, Petrol | 8.5x19 | 8.5x19 | ET35 | 5.63 in | 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 450 · 3.0L, V6, Petrol | 8.5x19 | 8.5x19 | ET36 / ET35 | 5.67 in | 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 450 · 3.0L, V6, Petrol | 8.5x19 | 8.5x19 | ET35 | 5.63 in | 255/40R19 / 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 450 · 3.0L, V6, Petrol | 9x19 | 8.5x19 | ET27 / ET35 | 5.56 in | 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 8.5x19 | 8.5x19 | ET35 | 5.63 in | 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 8.5x19 | 8.5x19 | ET36 / ET35 | 5.67 in | 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 8.5x19 | 8.5x19 | ET35 | 5.63 in | 255/40R19 / 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 9x19 | 8.5x19 | ET27 / ET35 | 5.56 in | 255/35R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 400 · 3.0L, V6, Petrol | 8.5x18 | 8.5x18 | ET36 | 5.67 in | 255/45R18 / 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 400 · 3.0L, V6, Petrol | 8.5x18 | 8.5x18 | ET36 | 5.67 in | 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 500 · 4.7L, V8, Petrol | 7.5x18 | 7.5x18 | ET41 | 5.36 in | 245/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 500 · 4.7L, V8, Petrol | 9x19 | 7.5x18 | ET36 / ET41 | 5.92 in | 235/45R19 / 245/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 500 · 4.7L, V8, Petrol | 9.5x19 | 7.5x18 | ET36 / ET41 | 6.17 in | 245/35R19 / 245/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 500 · 4.7L, V8, Petrol | 9.5x19 | 7.5x18 | ET40 / ET41 | 6.32 in | 235/45R19 / 245/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 500 · 4.7L, V8, Petrol | 9x19 | 7.5x18 | ET27 / ET41 | 5.56 in | 245/35R19 / 245/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 500 · 4.7L, V8, Petrol | 8.5x19 | 7.5x18 | ET30 / ET41 | 5.43 in | 245/20R19 / 245/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 400 (DBA-231466) · 3.0L, V6, Petrol | 7.5x18 | 9x18 | ET31 / ET26 | 4.97 in | 275/55R18 / 255/25R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 400 (DBA-231466) · 3.0L, V6, Petrol | 7.5x18 | 9x18 | ET46 / ET26 | 5.56 in | 255/30R18 / 255/25R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 9.5x18 | 9.5x18 | ET31 | 5.97 in | 245/35R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 7.5x17 | 9.5x18 | ET26 / ET31 | 4.77 in | 265/50R17 / 245/35R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 7.5x20 | 9.5x18 | ET46 / ET31 | 5.56 in | 245/45R20 / 245/35R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 7.5x19 | 9.5x18 | ET45 / ET31 | 5.52 in | 265/25R19 / 245/35R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 8.5x19 | 9.5x18 | ET32 / ET31 | 5.51 in | 265/35R19 / 245/35R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 10x21 | 9.5x18 | ET20 / ET31 | 5.79 in | 255/40R21 / 245/35R18 | 5x112 | 66.6 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 2017 Mercedes-Benz SL-Class
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.