Shopping security
Mainshaft support bearing in backside of inner primary cover. This is the outer roller bearing only; without the inner race; which is crimped onto the mainshaft. OEM replacement reference 9231. Note: See optional 921494 (34091-08) inner race for 08-up models. See optional 921493 (34091-06) inner race for earlier 06-07 Dyna; 2007 Softail; Touring models.
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