12" x 18" rear wheels, what backspace?

silica · 01-06-2013, 11:31 AM

hi, i just ordered some intro wheels in 12" x 18" rear and they ask what backspace i want... im nut sure if 4" is ok or should i have 5"? the car has wide fenders and now its got 15" with 285 tires and 1/2" spacer and the wheel looks really bad its like 2 - 3 inches inside from the fender lip... that why i want wider wheels... what would you recomend?

thanks and happy new year

Lethal Tendencies · 01-17-2013, 09:24 AM

Corvette central has a wheel calculator on there website

moose8793 · 02-12-2013, 05:10 PM

My wheels are 18X12 at rear with 4.5" back space.

bueller1978 · 03-20-2013, 08:19 AM

terrys6t8roadster · 04-14-2013, 02:18 PM

You are going to have wider wheels than me,!!!! mine are 18x11 with 5.5 back space but I've have offset trailing arms.

01-06-2013, 11:31 AM	#1
silica Smokin 50HP Club Join Date: Aug 2008 Location: Albir, Alicante, Spain Posts: 68 My Gallery	12" x 18" rear wheels, what backspace? hi, i just ordered some intro wheels in 12" x 18" rear and they ask what backspace i want... im nut sure if 4" is ok or should i have 5"? the car has wide fenders and now its got 15" with 285 tires and 1/2" spacer and the wheel looks really bad its like 2 - 3 inches inside from the fender lip... that why i want wider wheels... what would you recomend? thanks and happy new year __________________ Restoring Charlton Heston´s 69 Corvette

01-17-2013, 09:24 AM	#2
Lethal Tendencies Agent Join Date: Mar 2007 Location: Hebron , Il Posts: 4,602 My Gallery	Corvette central has a wheel calculator on there website __________________ '77 coupe(sold) '86 coupe(sold)'98 vert (sold) '00 coupe( sold ) '85 coupe( sold ) '75 Vert ( Last one ? ) http://lethalvette.blogspot.com/

02-12-2013, 05:10 PM	#3
moose8793 Smokin Member Join Date: Aug 2010 Location: North Georgia Posts: 11 My Gallery	My wheels are 18X12 at rear with 4.5" back space. Last edited by moose8793; 02-12-2013 at 05:15 PM. Reason: pic

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03-20-2013, 08:19 AM	#4
bueller1978 Smokin Member Join Date: Mar 2013 Posts: 12 My Gallery

04-14-2013, 02:18 PM	#5
terrys6t8roadster Smokin Member Join Date: Mar 2013 Location: Allenton, Wi Posts: 6 My Gallery	You are going to have wider wheels than me,!!!! mine are 18x11 with 5.5 back space but I've have offset trailing arms.

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