[PREMIUM ALUMINUM ALLOY] - Made from premium aluminum alloy material, this crankshaft assembly boasts superior rust resistance, wear resistance, and long-lasting durability, reducing the risk of breakage and enhancing longevity.. [DIRECT REPLACEMENT] - Featuring superior craftsmanship and quality, this scooter linkage crankshaft serves as a dependable replacement. You can effortlessly replace your old, worn-out crankshaft with this high-quality assembly.. [ENHANCED ENGINE PERFORMANCE] - As the heart of your engine, this crankshaft assembly is engineered to provide top-notch performance, high efficiency, and exceptional reliability, making it an essential upgrade for your ATV.. [PRECISE APPLICATION] - This 22T crankshaft assembly is expertly crafted and designed to fit perfectly with ATV 50cc, 60cc, and 80cc 4-stroke GY6 QMB139 engines, ensuring optimal compatibility.. [STRICT QUALITY STANDARDS] - Our manufacturing process adheres to standard specifications, following strict factory quality control. This ensures that the crankshaft assembly will provide reliable and long-lasting performance, even under demanding conditions..
