Sprockets from Kunshan You Star Machinery Co., Ltd, part of the Lei Shing Hong Group, deliver dependable performance for heavy construction and mining machinery. Designed under our USTELLA brand, these aftermarket sprockets are built for durability, precision, and a perfect fit. Compatible with leading OEMs such as Caterpillar, Komatsu, XCMG, and SANY, our heavy equipment sprockets ensure smooth operation and long service life in demanding environments.
Each USTELLA sprocket is made from high-strength alloy steel and undergoes advanced heat treatment to maximize wear resistance and longevity. Precision machining ensures accurate tooth profiles for smooth engagement with the track chain, reducing vibration and noise. Our strict three-stage quality inspection guarantees consistent performance and reliability, even under the toughest working conditions.
We offer a full selection of undercarriage sprockets to meet diverse equipment requirements, including:
All models are available in multiple sizes to ensure seamless replacement and compatibility with your equipment.
Our Caterpillar sprockets, Komatsu sprockets, and other aftermarket replacement sprockets are precisely engineered to match OEM specifications. Each part is designed for direct interchangeability, offering equivalent performance and fit at a competitive price. Whether for XCMG, SANY, or other global brands, You Star sprockets deliver consistent quality and operational reliability.
The USTELLA brand represents superior quality and engineering excellence. Key advantages include:
These strengths make USTELLA sprockets a trusted choice for operators seeking premium aftermarket parts with reliable delivery and proven durability.
USTELLA construction machinery sprockets are widely used in excavators, bulldozers, and other tracked vehicles operating in mining, quarrying, and large-scale construction. Engineered for heavy-duty performance, they maintain consistent engagement under high load and abrasive conditions. Their long wear life helps reduce maintenance costs and minimize equipment downtime, improving overall productivity.
Choosing the right sprocket depends on equipment type, model, and operating conditions. Our team provides professional guidance through a detailed sprocket selection guide and offers engineering support for custom sprockets tailored to specific applications. We assist with design adjustments, material selection, and performance optimization. Contact us today for expert consultation or a detailed quotation.
Alongside sprockets, You Star Machinery supplies a complete range of undercarriage parts including track rollers, idlers, and track chains. These components work together to ensure smooth track movement and balanced load distribution. Explore our full undercarriage solutions to enhance your machine’s performance and longevity.
Sprockets transfer motion from the drive motor to the track chain, enabling movement in tracked machinery such as excavators and bulldozers.
High-quality aftermarket sprockets like our USTELLA line are engineered to meet or exceed OEM standards for wear life and performance, offering excellent value and reliability.
Match the sprocket model to your equipment’s make and series, or contact our technical team for expert assistance in selection.
Yes. We provide full engineering support for custom sprocket designs, including specialized materials and configurations to meet unique operational needs.
Yes. All sprockets are backed by a comprehensive warranty and supported by our global logistics network for efficient worldwide delivery.
As a trusted sprocket manufacturer and supplier, Kunshan You Star Machinery Co., Ltd is ready to support your maintenance and replacement needs. Contact us today to source high-quality sprockets that deliver long-lasting performance for your heavy equipment fleet.
Sprockets transfer the engine power to the link assemblies and engage the link assembly to create motion.You Star sprockets are manufactured out of premium cast steel, while our segmented sprockets are forged out of high quality steel. Both offer advanced heat treatment technology to provide the highest resistance and durability even under the most brutal working environments.
