M MATI Left Handlebar Front Brake Master Cylinder for

M MATI left-handlebar front brake master cylinder 0502-387 is a direct-replacement brake master cylinder designed to restore reliable front braking on compatible Arctic Cat ATVs and Bearcat models.

If your Arctic Cat ATV is showing soft front brakes, leaking fluid at the lever, or inconsistent pressure, replacing the master cylinder is often the fastest way to regain dependable stopping power. This M MATI unit is manufactured to match OEM mounting points and hydraulic performance while using upgraded materials and precision machining to extend service life.

Which Arctic Cat models and years will this part fit?

This master cylinder fits a range of late-1990s and early-2000s Arctic Cat ATVs and Bearcat snowmobile models. Confirm the part number and physical mounting before purchase to ensure compatibility.

• Primary fitment: Arctic Cat ATV 250 (1999–2003), 300 (1998–2003), 375 (2002), 400 (1998–2003), 500 (1998–2003)
• Also fits Bearcat 454 snowmobile (1996–1998)
• Manufacturer Part #: 0502-387; replacement cross-refs: 0502-132, 0502-060, 0502-324, 0502-231, 0502-283, 0502-351, 0502-388, 0502-021, 0502-061, 0502-073

How does this master cylinder improve braking performance?

Built to the manufacturer's specifications with precision machining, the M MATI master cylinder restores correct hydraulic pressure and lever feel. Upgraded materials resist corrosion and wear, helping maintain consistent braking over time.

• Precision bore and piston for predictable pressure delivery
• Durable seals and corrosion-resistant surfaces for longer service life
• OEM-style lever mount and fluid reservoir shape for easy swap-in

What should I expect during installation and maintenance?

Installation is a straightforward bolt-on replacement for anyone familiar with ATV brake systems; you will need basic hand tools and hydraulic brake fluid. After fitting, bleed the front brake circuit to remove air and verify lever travel and pressure before riding.

• Requires standard hand tools and brake-bleeding kit
• Follow torque specs and ensure correct brake fluid type for your ATV
• Inspect hoses and calipers while replacing the master cylinder for a complete service

What warranty and service support come with the product?

M MATI backs the master cylinder with customer support and a one-year coverage window against manufacturing defects. If you encounter a problem within that period, contact the seller for troubleshooting or replacement guidance.

• One-year product support for defects
• Seller recommends checking fitment details before ordering
• Aftermarket replacement matching OEM mounting and performance specs

Who is this for? This M MATI left-handlebar front brake master cylinder is intended for Arctic Cat owners, ATV mechanics, and restoration projects needing a reliable, OEM-compatible replacement. It's ideal if your original master cylinder leaks, feels spongy, or has reached the end of its service life and you want a precision-made unit that follows manufacturer specifications and offers straightforward installation.