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Old 16 June 2006, 12:15 AM
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kevin18050
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Default final drive question
hi all hope there's a simple answer to this how do find out the final drive ratio of my rear diff it's on a wrx classic thanks in advance
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Old 16 June 2006, 06:07 PM
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gazza19800sti1
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yes there is take back of diff casing off count teeth on both crown and pinion, thats the only way i know of to be totally sure
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Old 16 June 2006, 07:07 PM
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RB5_245
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uk and WRX are 3.9

STI is 4.1

RA close ratio is 4.44


From what I remember, check up on the SIDC faq's

Dave
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