2016 Mercedes-Benz SL-Class Wheel Backspacing

4.93–6.56 in (22 configs)

Quick specs

Backspacing
4.93–6.56 in (22 configs)
Wheel size
Multiple — see configurations
Bolt pattern
5×112
Tire size
Multiple — see configurations

OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
SL 400 · 3.0L, V6, Petrol8x178.5x18ET30 / ET365.18 in255/45R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 400 · 3.0L, V6, Petrol8.5x188.5x18ET365.67 in255/45R18 / 255/40R185x11266.6 mmM14 x 1.5
SL 400 · 3.0L, V6, Petrol8.5x188.5x18ET365.67 in255/40R185x11266.6 mmM14 x 1.5
SL 400 · 3.0L, V6, Petrol8.5x178.5x18ET26 / ET365.27 in235/55R17 / 255/40R185x11266.6 mmM14 x 1.5
SL 550 · 4.7L, V8, Petrol8.5x188.5x18ET365.67 in255/40R185x11266.6 mmM14 x 1.5
SL 550 · 4.7L, V8, Petrol8.5x198.5x18ET35 / ET365.63 in255/35R19 / 255/40R185x11266.6 mmM14 x 1.5
SL 550 · 4.7L, V8, Petrol8.5x198.5x18ET365.67 in255/35R19 / 255/40R185x11266.6 mmM14 x 1.5
SL 550 · 4.7L, V8, Petrol8.5x198.5x18ET35 / ET365.63 in255/40R19 / 255/40R185x11266.6 mmM14 x 1.5
SL 550 · 4.7L, V8, Petrol9x198.5x18ET27 / ET365.56 in255/35R19 / 255/40R185x11266.6 mmM14 x 1.5
SL 500 · 4.7L, V8, Petrol8.5x177.5x17ET415.86 in265/30R17 / 275/40R175x11266.6 mmM14 x 1.5
SL 400 (DBA-231466) · 3.0L, V6, Petrol9x178.5x19ET46 / ET416.31 in265/55R17 / 235/45R195x11266.6 mmM14 x 1.5
SL 400 (DBA-231466) · 3.0L, V6, Petrol9.5x198.5x19ET46 / ET416.56 in245/30R19 / 235/45R195x11266.6 mmM14 x 1.5
SL 550 (CBA-231473) · 4.7L, V8, Petrol8x188x18ET415.61 in235/25R185x11266.6 mmM14 x 1.5
SL 550 (CBA-231473) · 4.7L, V8, Petrol9.5x188x18ET26 / ET415.77 in255/50R18 / 235/25R185x11266.6 mmM14 x 1.5
SL 550 (CBA-231473) · 4.7L, V8, Petrol8x208x18ET46 / ET415.81 in235/45R20 / 235/25R185x11266.6 mmM14 x 1.5
SL 550 (CBA-231473) · 4.7L, V8, Petrol7.5x198x18ET30 / ET414.93 in255/25R19 / 235/25R185x11266.6 mmM14 x 1.5
SL 550 (CBA-231473) · 4.7L, V8, Petrol9x198x18ET32 / ET415.76 in235/45R19 / 235/25R185x11266.6 mmM14 x 1.5
SL 550 (CBA-231473) · 4.7L, V8, Petrol9.5x218x18ET40 / ET416.32 in275/20R21 / 235/25R185x11266.6 mmM14 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 2016 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.