Cycle Pro Master Cylinder Repair Kit - CYL Repair KIT OEM 45063-72 3/4" — Harley-Davidson Electra Glide, Sportster 1000, Super Glide (1972-1981)

Cycle Pro master cylinder repair kit for V-twin motorcycles, containing seals and internal components to restore braking pressure and responsiveness. Direct replacement for OEM part 45063-72, sized for 3/4" bore cylinders.

Features

• OEM 45063-72 replacement
• 3/4" bore master cylinder
• Complete seal and component kit
• Restores braking pressure

Specifications

• Brand: Cycle Pro
• Manufacturer Part #: 18386
• OEM Part Number: 45063-72
• Bore Size: 3/4"
• Length: 5 in
• Width: 3 in
• Height: 1 in
• Weight: 0.5 lbs
• Country of Origin: China (Mainland)

Fitment

Fits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models equipped with 3/4" bore master cylinders.

Frequently Asked Questions

What's included in this repair kit?

Internal seals, springs, and wear components needed to rebuild a 3/4" bore master cylinder.

Will this fit my Harley or Indian?

Yes, if your bike uses a 3/4" bore master cylinder. Check your owner's manual or existing master cylinder bore diameter before ordering.

Do I need any special tools to install this?

Master cylinder rebuild requires a master cylinder kit tool and brake system bleeding supplies. Most riders have this done by a shop.

Is this a genuine OEM part?

This is a Cycle Pro kit manufactured to OEM 45063-72 specifications as a direct replacement.