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      03-16-2017, 09:23 AM   #12
dcaron9999
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Drives: 2011 135i M package
Join Date: Jan 2010
Location: Mirabel, Quebec

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Quote:
Originally Posted by epiphone3 View Post
All I know is that ZF themselves recommend fluid changes every 80,000 - 100,000 km for the 8-speed transmission. If you are maintaining their intervals, I don't see how fresh oil would ever hurt anything.
Any updates on proper DIY for 8-speed ZF? I did a few of these on high-mileage 6-speed ZF's, and it is a fairly messy, lenghty, and delicate job.
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2011 X3 35i with M pack + 2011 135i w/6SPMT | 255 square tire setup | Quaife 3.46 LSD | Diff lock down bracket | Bilstein B8+Swift SpecR springs+H&R FSB | CDV delete | BMS Oil Tstat bypass | ER FMIC & CP | N54Tuning DP | GC Street Camber Plates | M3 FCA +guide rods+RSFB's+Tranny mounts | Manzo toe arms | Cobb Stg2 agressive tune | Hawk DTC70 brake pads | RB SS brake pistons | Goodridge SS brake lines | Custom brake cooling ducts
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