The YNF17552 Sprocket is a precision-engineered undercarriage drive component for the Hitachi ZX210-3 excavator. Featuring 21 teeth and 18 mounting holes, this sprocket efficiently transmits power from the final drive to the track chain. Made from high-strength, heat-treated alloy steel, it offers excellent wear resistance and long-term durability in harsh construction and earthmoving environments.

• Compatible with Hitachi ZX210-3 undercarriage systems

• 21 teeth / 18 mounting holes for accurate fit and stable track engagement

• Heat-treated alloy steel construction ensures maximum durability

• Optimized tooth profile reduces wear and prolongs service life

• Maintains smooth and reliable track operation

• Resistant to heavy loads, abrasion, and impact

• OEM-standard dimensions for easy installation

• Improves overall undercarriage efficiency and performance

Used as a drive sprocket in Hitachi ZX210-3 excavators for earthmoving, mining, construction, and heavy-duty excavation tasks.

We provide part verification, installation guidance, and advice on undercarriage maintenance to maximize component life.

Each sprocket is treated with anti-rust coating, wrapped in protective materials, and shipped in reinforced export crates to ensure safe delivery.

1. How many teeth and mounting holes does this sprocket have?
It has 21 teeth and 18 holes, compatible with ZX210-3 undercarriage.

2. What material is the sprocket made of?
High-strength, heat-treated alloy steel.

3. Is it compatible with other Hitachi ZX models?
Compatibility depends on track and final drive specifications; verify before purchase.

4. How do I know when to replace the sprocket?
Look for worn, pointed teeth, track skipping, or uneven wear.

5. Can it be installed with standard tools?
Yes, standard undercarriage maintenance tools are sufficient.