M MATI Left Front Brake Master Cylinder for Polaris ATVs — Direct-Fit 2010197, Durable Replacement

The M MATI left front brake master cylinder is a direct-fit aftermarket replacement designed to restore braking control on compatible Polaris ATVs.

If your Polaris ATV has a worn or leaking left front master cylinder, this M MATI unit replaces the original assembly and reconnects to the flare brake line for safe operation. Built from durable materials, it matches the function of OE parts and fits a wide range of Polaris models from late 1980s through early 2000s. The part ships as the left front master cylinder (Manufacturer Part # 2010197) and is intended for owners who need a cost-effective replacement without reworking brake plumbing.

Which Polaris models and years will this master cylinder fit?

This replacement is compatible with many classic Polaris ATVs. Fitment covers small- and mid-sized utility and sport models across several model lines and production years. Always confirm fitment against your existing part number or the bike's build year.

• Fits ATV 300 (1994–1995) and ATV 400L (1994–1995)
• Big Boss (1989–1999), Trail Boss (1987–2001), Trail Blazer 250 (1990–2002)
• Magnum 425 (1995–1998), Scrambler 400/400L/500 (1995–2002)
• Sport/Sportsman 400/400L (1993–1999) and Xplorer 250 (2000–2001)

How does this aftermarket cylinder compare to the original equipment?

The M MATI unit is an aftermarket replacement engineered to replicate the original part's mounting points, port locations, and brake-line flare connection. While external appearance may differ slightly, the mechanical fit and function are intended to match the factory component. Materials are selected for durability and resistance to typical ATV operating conditions.

• Manufacturer Part # 2010197, alternative references included for cross-checking
• Made from quality metals and seals designed to withstand brake fluid exposure
• Works with standard flare brake lines used on compatible Polaris models

What should I check before installing this master cylinder?

Confirm compatibility by matching your current part number or verifying that your ATV model/year appears in the fitment list. Inspect brake lines, fittings, and mounting hardware for damage and replace any worn components to ensure a secure, leak-free installation. Bleed the brake system after installation to remove trapped air and restore pedal feel.

• Compare your OEM part numbers with 2010197 or included cross-references
• Check flare nut thread size and line routing before tightening
• Use correct brake fluid and follow proper bleeding procedure after install

What are the benefits of choosing this replacement part?

Selecting the M MATI replacement offers a balance of affordability and compatibility for older Polaris machines where OE parts may be scarce or expensive. This unit is intended to return braking performance to a reliable state without extensive modification. The seller provides fitment guidance and support to help confirm the correct part before purchase.

• Cost-effective alternative to hard-to-find OEM assemblies
• Designed to bolt into original mounting points for straightforward swap
• Seller support available for fitment questions prior to ordering

Who is this for: This M MATI left front brake master cylinder is aimed at Polaris owners, mechanics, and restoration enthusiasts working on 1987–2002 model ATVs who need a dependable aftermarket replacement. It's appropriate for riders repairing neglected brakes, shops servicing fleet machines, or anyone restoring older ATVs to roadworthy condition. Always verify your model/year and existing part numbers for a correct fit and follow standard brake-system safety procedures during installation.