Rustproof Aluminum Alloy: The OEM starter motor is made of industrial-grade aluminum alloy with precise manufacturing processes, ensuring long-lasting use with fewer failures or damages. It resists oil damage, improving the impact and wear resistance Powerful Performance: The starter replacement features the high-torque armature, high-conductivity carbon brush, and high-temp coil for durability. When energized, it works with the solenoid to deliver strong power, ensuring the engine starts quickly OEM Starter Specifications: Protection Rating: IP54; Voltage: DC 12V; Rated Power: 1100W; Max Current: 174A; Rotation Direction: CW (clockwise); Gear Teeth Count: 9T OE Specifications: Starter Motor OE Number: PN6494. Replaces OEM Numbers: 6494N, 6494, 12568051, 12578050, 12592294, 12604477, 89-01-7440, 89-01-7631, 89017440, 89017631, 8000016, 8000045, 8000150, 410-12257, SDR0270 Wide Compatibility: Our starter is compatible with Chevy Avalanche 2007-2008, Isuzu Ascender 2004-2006, Buick Rainier 2004-2007, and GMC Envoy 2005-2009 (see page description for more details). You can select the right starter for your vehicle model