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Twin Power 01-06 Big Twin Except 06 Dyna Primary Chain Adjuster Lining Replaces H-D 39976-01
TwinPower
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Keep the proper tension on your primary chain with the Twin Power™ Primary Chain Adjuster Linings.
- Constructed for quiet, reliable operation in the primary
- Designed as direct replacements for worn OEM linings
- Help maintain consistent chain tension over time
- Replaces H-D® 39976-01
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