Hayden Primary Chain Tensioner - BIG Twins — Harley-Davidson Road King, Electra Glide Classic, Electra Glide Ultra Classic (1994-2000)

Hayden primary chain tensioner for V-twin motorcycles, automatically maintains proper chain tension during acceleration and deceleration to eliminate slack and reduce drivetrain clunk. Direct fit for Big Twin Harleys and compatible V-twins.

Features

• Automatic tension adjustment
• Reduces primary chain slack during shifts
• Smoother transmission engagement
• Eliminates drivetrain noise and clunk

Specifications

• Brand: Hayden
• Manufacturer Part #: M6BT94
• Length: 4.45 in
• Width: 7 in
• Height: 2.25 in
• Weight: 2.1959 lbs

Fitment

Fits V-twin motorcycles including Harley-Davidson Big Twin and Indian Motorcycle models.

Frequently Asked Questions

Will this fit my Harley Big Twin?

Yes — designed for Harley-Davidson Big Twin engines and compatible V-twin platforms.

What problem does a primary chain tensioner solve?

It automatically keeps chain tension consistent during acceleration and deceleration, eliminating slack that causes transmission clunk and rough shifts.

Is installation difficult?

Installation varies by model. Consult your service manual or a qualified mechanic for your specific bike.

Do I need any special tools?

Standard mechanic tools are typically required. Check your bike's manual for any model-specific installation requirements.