The 120 and 180 zeds have pg1's none had the type b diff or steel cage bearings.. I think.. but some of the 220's did irrc.. some of the guys on here have had it done, I'm looking at doing for when I get my lightweight flywheel done, not cheap though.
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Last edited by lawrence-zs180; 31-03-11 at 10:28 PM.
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