2018 Subaru Outback Wheel Backspacing

4.94–6.51 in (14 configs)

Quick specs

Backspacing
4.94–6.51 in (14 configs)
Wheel size
Multiple — see configurations
Bolt pattern
5×114.3
Tire size
Multiple — see configurations

OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
2.5i · FB25, H4, Petrol7x17ET555.67 in225/65R175x114.356.1 mmM12 x 1.25
2.5i · FB25, H4, Petrol7x18ET555.67 in225/60R185x114.356.1 mmM12 x 1.25
2.5i · FB25, H4, Petrol7.5x17ET515.76 in245/60R175x114.356.1 mmM12 x 1.25
2.5i · FB25, H4, Petrol8x18ET485.89 in245/55R185x114.356.1 mmM12 x 1.25
3.6i · 3.6L, EZ36, H6, Petrol7x18ET555.67 in225/60R185x114.356.1 mmM12 x 1.25
3.6i · 3.6L, EZ36, H6, Petrol7.5x18ET515.76 in245/55R185x114.356.1 mmM12 x 1.25
3.6i · 3.6L, EZ36, H6, Petrol8x19ET485.89 in245/50R195x114.356.1 mmM12 x 1.25
2.5i · 2.5L, FB25, H4, Petrol7x17ET555.67 in225/65R175x114.356.1 mmM12 x 1.25
2.5i · 2.5L, FB25, H4, Petrol7x18ET555.67 in225/60R185x114.356.1 mmM12 x 1.25
2.5i · 2.5L, FB25, H4, Petrol7.5x18ET485.64 in245/55R185x114.356.1 mmM12 x 1.25
2.5i · 2.5L, FB25, H4, Petrol6x17ET555.17 in205/65R175x114.356.1 mmM12 x 1.25
2.5i · 2.5L, FB25, H4, Petrol6.5x19ET505.22 in205/70R195x114.356.1 mmM12 x 1.25
2.5i · 2.5L, FB25, H4, Petrol6.5x19ET434.94 in225/45R195x114.356.1 mmM12 x 1.25
3.6i · 3.6L, EZ36D, H6, Petrol7.5x19ET555.92 in245/60R195x114.356.1 mmM12 x 1.25
3.6i · 3.6L, EZ36D, H6, Petrol8.5x1810x19ET56 / ET796.45 in235/65R185x114.356.1 mmM12 x 1.25
3.6i · 3.6L, EZ36D, H6, Petrol7x19ET485.39 in245/60R195x114.356.1 mmM12 x 1.25
2.5i (DBA-BS9) · FB25, H4, Petrol6x188x20ET55 / ET605.17 in235/75R18 / 205/55R205x114.356.1 mmM12 x 1.25
2.5i (DBA-BS9) · FB25, H4, Petrol7x178x20ET50 / ET605.47 in215/70R17 / 205/55R205x114.356.1 mmM12 x 1.25
2.5i (DBA-BS9) · FB25, H4, Petrol7.5x178x20ET61 / ET606.15 in235/55R17 / 205/55R205x114.356.1 mmM12 x 1.25
2.5i (DBA-BS9) · FB25, H4, Petrol9x208x20ET51 / ET606.51 in225/50R20 / 205/55R205x114.356.1 mmM12 x 1.25

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 2018 Subaru Outback

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.