Hayden Primary Chain Tensioner - Sportsters — Harley-Davidson Sportster 1200 Custom, Super Low, Iron 883 (2004-2019)

Hayden primary chain tensioner for Sportster V-twins, automatically adjusts tension during acceleration and deceleration to eliminate clunking on shifts and deliver a smoother ride. Direct-fit replacement designed to keep primary chain wear even and engagement positive.

Features

• Automatic tension adjustment during acceleration and deceleration
• Eliminates transmission clunk on shifts
• Maintains proper chain tension under load
• Smoother overall ride quality

Specifications

• Brand: Hayden
• Manufacturer Part #: M6-XL5-2
• Length: 4.45 in
• Width: 7 in
• Height: 2.25 in
• Weight: 1.305 lbs

Fitment

Fits V-twin Harley-Davidson Sportster motorcycles.

Frequently Asked Questions

What does a primary chain tensioner do?

It automatically adjusts tension on the primary chain during acceleration and deceleration, keeping it properly seated to reduce clunk and wear.

Will this eliminate all transmission noise?

It significantly reduces clunking on shifts by maintaining steady chain tension. Some mechanical noise is normal in any V-twin primary.

Is installation difficult?

Installation requires basic hand tools and mechanical knowledge. Consult your service manual or a shop for guidance if unfamiliar with primary covers.

How do I know if my primary chain needs a tensioner?

Listen for a loud clunking sound during acceleration or deceleration, or if your primary chain is loose and won't stay properly tensioned.