2018 Toyota Yaris iA Wheel Backspacing

4.32 in

Quick specs

Backspacing
4.32 in
OEM offset
ET40
Wheel size
5.5x16 · 5.5x15
Bolt pattern
4×100
Tire size
185/60R16 · 185/65R15

OEM configurations

ConfigurationRimOffsetBackspacingTireBolt patternCenter boreThread
1.5 VVT-i · I4, Petrol5.5x16ET404.32 in185/60R164x10054.1 mmM12 x 1.5
1.5 VVT-i · I4, Petrol5.5x15ET404.32 in185/65R154x10054.1 mmM12 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 2018 Toyota Yaris iA

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.