2013 Mercedes-Benz SL-Class Wheel Backspacing
4.48–6.07 in (23 configs)
Quick specs
- Backspacing
- 4.48–6.07 in (23 configs)
- OEM offset
- ET17–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 550 · 4.7L, V8, Petrol | 8.5x18 | 8.5x18 | ET36 | 5.67 in | 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 8.5x19 | 8.5x18 | ET35 / ET36 | 5.63 in | 255/35R19 / 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 8.5x19 | 8.5x18 | ET36 | 5.67 in | 255/35R19 / 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 8.5x19 | 8.5x18 | ET35 / ET36 | 5.63 in | 255/40R19 / 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 · 4.7L, V8, Petrol | 9x19 | 8.5x18 | ET27 / ET36 | 5.56 in | 255/35R19 / 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 350 · 3.5L, V6, Petrol | 8x17 | 8.5x18 | ET30 / ET36 | 5.18 in | 255/45R17 / 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 350 · 3.5L, V6, Petrol | 8.5x18 | 8.5x18 | ET36 | 5.67 in | 255/45R18 / 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 350 · 3.5L, V6, Petrol | 8.5x18 | 8.5x18 | ET36 | 5.67 in | 255/40R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 400 · 3.0L, V6, Petrol | 7x17 | 8x18 | ET25 / ET26 | 4.48 in | 235/35R17 / 275/30R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 400 · 3.0L, V6, Petrol | 8x18 | 8x18 | ET41 / ET26 | 5.61 in | 235/35R18 / 275/30R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 400 · 3.0L, V6, Petrol | 8x19 | 8x18 | ET31 / ET26 | 5.22 in | 255/50R19 / 275/30R18 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 500 · 4.7L, V8, Petrol | 8.5x18 | 8x19 | ET26 | 5.27 in | 235/50R18 / 255/30R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 350 (RBA-231457) · 3.5L, V6, Petrol | 9x17 | 8.5x19 | ET25 / ET46 | 5.48 in | 245/55R17 / 275/40R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 350 (RBA-231457) · 3.5L, V6, Petrol | 8.5x17 | 8.5x19 | ET41 / ET46 | 5.86 in | 235/55R17 / 275/40R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 350 (RBA-231457) · 3.5L, V6, Petrol | 9.5x18 | 8.5x19 | ET31 / ET46 | 5.97 in | 255/50R18 / 275/40R19 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 8.5x20 | 8.5x20 | ET36 | 5.67 in | 235/35R20 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 7.5x17 | 8.5x20 | ET31 / ET36 | 4.97 in | 235/50R17 / 235/35R20 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 7.5x18 | 8.5x20 | ET36 | 5.17 in | 255/45R18 / 235/35R20 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 7.5x20 | 8.5x20 | ET40 / ET36 | 5.32 in | 265/25R20 / 235/35R20 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 9x18 | 8.5x20 | ET32 / ET36 | 5.76 in | 275/35R18 / 235/35R20 | 5x112 | 66.6 mm | M14 x 1.5 |
| SL 550 (CBA-231473) · 4.7L, V8, Petrol | 9x21 | 8.5x20 | ET30 / ET36 | 5.68 in | 245/20R21 / 235/35R20 | 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 2013 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.