Harddrive Cush Drive Chain Conversion Kit - Black

Harddrive cush drive chain conversion kit for V-twin motorcycles, converting from belt to chain drive with a lower gear ratio for increased torque in the RPM range. Kit includes CNC-machined billet aluminum hub adapter, heat-treated steel sprockets (51T rear, 24T transmission), spacer, and bearing assembly.

Features

• CNC-machined billet aluminum hub adapter plate
• Heat-treated steel sprockets for durability
• Lower gear ratio than stock 6-speed for more usable power
• Includes 51T rear sprocket and 24T transmission sprocket
• Complete with spacer and bearing assembly
• Requires 530x130 chain (sold separately)

Specifications

• Brand: Harddrive
• Manufacturer Part #: 201403
• UPC: 191361374395
• Rear Sprocket Teeth: 51T
• Transmission Sprocket Teeth: 24T
• Length: 10 in
• Width: 10 in
• Height: 3.2 in
• Weight: 5.5 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits V-twin motorcycles with cush drive rear hub systems. Verify hub compatibility before ordering.

Frequently Asked Questions

What chain size do I need with this kit?

You'll need a 530x130 link chain, cut to fit. Chain is sold separately — measure and order based on your sprocket count and wheelbase.

How much lower is the gear ratio compared to stock?

This kit gears lower than the stock 6-speed transmission setup, giving you more usable power and torque throughout the RPM range.

What's included in the box?

Hub adapter plate, spacer, bearing assembly, 51T rear sprocket, 24T transmission sprocket, and all necessary hardware.

Can I buy just the sprockets without the hub adapter kit?

Harddrive offers a replacement sprocket hub kit with the hub adapter plate, spacer, and bearing assembly for repeat orders.

Is installation difficult?

Chain conversion installation requires mechanical expertise. If unfamiliar with drivetrain work, have a professional shop perform the installation.