1" Left Motorcycle ATV Handlebar Hydraulic Brake Master Cylinder Lever (25MM)

Left Motorcycle ATV Handlebar Hydraulic Brake Master Cylinder Lever (25MM)

This left-side hydraulic brake master cylinder lever with a 25MM bore is a direct replacement part that restores reliable braking force to motorcycle and ATV handlebar brake systems.

Overview

The 25MM hydraulic brake master cylinder lever is a complete left handlebar assembly for motorcycles and ATVs running hydraulic front or rear brakes. It converts lever pressure into hydraulic force that actuates the brake caliper, giving the rider consistent stopping power. Riders replacing a worn, leaking, or damaged master cylinder will find this brake master cylinder lever a practical bolt-on solution.

Built For Performance

• 25MM bore size for strong hydraulic pressure transfer
• Complete left handlebar assembly with integrated lever and reservoir
• Machined body for consistent fluid sealing under pressure
• Fits standard 22MM handlebar diameter found on most motorcycles and ATVs
• Bleeder fitting for straightforward hydraulic bleeding

On-The-Job Use

• Replacing a leaking or seized master cylinder on a motorcycle front brake
• Restoring brake response on an ATV used for trail or utility work
• Handlebar rebuilds and brake system refreshes
• Servicing machines with worn or damaged lever pivots

Specs At A Glance

Good To Know

Q: Is this a complete master cylinder or just the lever? A: It is the complete left handlebar master cylinder assembly with the lever, reservoir body, and mounting hardware. Q: Will it fit my machine? A: Fit depends on your handlebar diameter, brake line fitting, and caliper, so confirm those specs against this part before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.