Ensure reliable braking performance with this high-quality Rear Brake Master Cylinder, specially designed as a direct replacement for a wide range of Polaris ATV models. Crafted from durable ABS and metal materials, this brake master cylinder assembly offers enhanced strength, rust resistance, and long-lasting durability to keep your ATV operating safely and efficiently. Key Features: · Wide Compatibility: Specifically designed to fit numerous Polaris models including Magnum, Scrambler, Sport, Sportsman, Trail, Worker, Xpedition, and Xplorer series from various years. Please verify model compatibility before purchase to ensure a perfect fit. · OE and Replacement Numbers: Matches original equipment part numbers 1910301, 1910311, 1910791, 1910790, 1911113 with replacement part number 1930899 for seamless integration. · High Performance Design: Engineered to prevent fluid bypass, this master cylinder assembly guarantees sturdy and reliable brake operation, improving overall stability and safety of your ATV. · Premium Construction: Made from robust ABS plastic combined with metal components, the brake pump resists damage, corrosion, and wear, ensuring long-term use under demanding conditions. · Complete Fixation: Includes an integrated fluid reservoir and an extended hose for easy and secure installation, saving time and effort during replacement. Fitment Details: Fits Polaris ATV models including but not limited to: - Diesel 455 (1999-2001) - Magnum 325 (2000-2002), Magnum 330 (2003-2006), Magnum 500 (1999-2003) - Scrambler 400 (1998-2002), Scrambler 500 (1998-2009) - Sport 400 (1999) - Sportsman 335 (1999-2000), Sportsman 400 (2001-2005), Sportsman 450 (2006-2007), Sportsman 500 (1998-2009, except 6x6, X2, Touring), Sportsman 600 (2003-2005), Sportsman 700 (2002-2007), Sportsman 800 (2005-2008), Sportsman MV7 (2005) - Trail 250 (1999-2006), Trail 330 (2008-2009), Trail 400 (2003), Trail 325 (2000-2002), Trail 330 (2003-2009) - Worker 335 (1999), Worker 500 (1999, 2001) - Xpedition 325 (2000-2002), Xpedition 425 (2000-2002) - Xplorer 250 (2000-2002), Xplorer 400 (1999-2002) Package Includes: · 1 x Rear Brake Master Cylinder Assembly Upgrade your ATV’s braking system with this reliable and durable Rear Brake Master Cylinder, designed to deliver optimal performance and safety across multiple Polaris models. This premium replacement part ensures easy installation, enhanced brake stability, and long-lasting service life for your off-road adventures.