Rear brake master cylinder assembly with white reservoir and black hose lines

1912301 Rear Brake Master Cylinder for Polaris Sportsman 400 450 500 570 800

$34.99
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Rear brake master cylinder assembly with white reservoir and black hose lines

1912301 Rear Brake Master Cylinder for Polaris Sportsman 400 450 500 570 800

$34.99

Product Overview

This aftermarket rear brake master cylinder is a replacement hydraulic component designed for the listed Polaris Sportsman models. It is intended to take the place of a tired or leaking master cylinder on the referenced machines. The item is identified by part number 1912301.

Key Features

  • Rear brake master cylinder
  • Aftermarket replacement component
  • Identified by part number 1912301
  • Intended for use on Polaris Sportsman models
  • Hydraulic component for the rear brake circuit

Compatibility & Fitment

  • For Polaris Sportsman 400
  • For Polaris Sportsman 450
  • For Polaris Sportsman 500
  • For Polaris Sportsman 570
  • For Polaris Sportsman 800

Product Details

  • Product Type: Rear Brake Master Cylinder
  • Part Number: 1912301
  • Position: Rear
  • Model Application: Polaris Sportsman 400, 450, 500, 570, 800

Frequently Asked Questions

Q: What does a rear brake master cylinder do? A: A rear brake master cylinder converts lever or pedal input into hydraulic pressure that actuates the rear brake. Replacing it is typically done when the original unit fails or leaks.

Q: How do I verify this part fits my machine? A: Confirm that your machine is a listed Polaris Sportsman model and that the existing part number or fitment matches 1912301 before purchase.

This is an aftermarket replacement part for the referenced application and is not represented as genuine or original equipment. Compatibility may vary by model, production date, serial number, or existing part number. Verify fitment before purchase.