2009 Dodge Viper Wheel Backspacing

7.01 in · 6.97 in

Quick specs

Backspacing
7.01 in · 6.97 in
OEM offset
ET51 · ET50
Wheel size
10x18 · 10x19
Bolt pattern
6×114.3
Tire size
275/35R18 · 285/30R19

OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
8.4i · V10, Petrol10x1810x18ET517.01 in275/35R186x114.371.6 mm1/2" - 20 UNF
8.4i · V10, Petrol10x1910x18ET50 / ET516.97 in285/30R19 / 275/35R186x114.371.6 mm1/2" - 20 UNF

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 2009 Dodge Viper

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.