| Listed in parts books | Not catalogued by year yet |
GEAR,LAYSHAFT 2ND
Layshaft second gear for the gearbox internals, part number BK88AS.
BK88AS is a layshaft second gear, part of the gearbox internals on the bikes this catalog covers. The layshaft carries the intermediate gears that transfer drive between the mainshaft and the output, and the second gear is one of the pairs that gets selected when you're in 2nd.
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We don't have much more detail on file for this one beyond the basic description. If you're rebuilding a gearbox and need to match tooth count, shaft spline, or bore to what's currently in the case, give us a call and we'll work through fitment with you before you order.
As with any gearbox internal, it pays to check this against the actual part coming out of your box rather than going by part number alone — there have been enough variations across the years that a visual and dimensional check saves headaches.
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