
Hayden Enterprises M-6 Primary Chain Tensioner M6-BT01
The cure for Harleys ratcheting self tensioners that over tightens the primary chain causing premature transmission bearing failures.
• Automatically adjust the tension of the primary chain
• Provide constant and even tension, which improves gear shifting
• Reduce shifting noise; makes for a smoother ride
• Extend primary chain life
• Made in the U.S.A.
Fits 01-06 all Harley Davidson Big Twin models (except 2006 Dyna Models).
New Genuine Hayden Enterprises M-6 Automatic Primary Chain Tensioner.
Self adjusting automatic primary chain tensioner with double springs
Keeps chain in adjustment while eliminating vibrations.
Helps with smooth shifting, less 1st gear clunk!
• Automatically adjust the tension of the primary chain
• Provide constant and even tension, which improves gear shifting
• Reduce shifting noise; makes for a smoother ride
• Extend primary chain life
• Made in the U.S.A.