Twin Power™ transmission top cover gaskets seal the top cover to the transmission case on late 4-speed and 5-speed Big Twin models, helping prevent oil seepage during service.

• Model specific coverage for 1986-2006 Big Twin applications, with noted FLHT and 2006 Dyna exclusions
• Direct fit replacements for Harley-Davidson 34904-86B and 34904-86C
• Convenient 5-packs for multiple services
• Made in USA