a worn drive sprocket quickly and restore reliable cutting performance with this complete installation kit. Key benefits Longlasting durability: Manufactured from grade materials and precision finished to resist wear under frequent use, so you get consistent performance over time. Readytoinstall kit: Includes the 90618228 drive sprocket plus the required bolts and washers to simplify replacement—no extra parts needed. Exact fit and alignment: Engineered for a direct fit with models DCCS620B and DCCS620P1 and other compatible saws, ensuring proper engagement and smooth operation. Smoother cutting, less vibration: Stabilizes the chain to minimize vibration and reduce chain skip or slip, improving cut quality and operator control. Reduced maintenance: Proper sprocket fit lowers uneven chain wear and can extend the service interval for your chain and bar. What it does Replaces the drive sprocket (part number 90618228) to restore correct chain tracking and torque transfer from the motor to the chain. Improves cutting stability by keeping the chain seated and reducing lateral movement that causes noise, vibration, and inefficient cuts. Compatibility and fit Direct replacement for models DCCS620B and DCCS620P1; also compatible with other saws designed for the same sprocket spec. Confirm part number 90618228 for proper match. Kit contents 1 x drive sprocket (90618228) Mounting bolts and washers required for installation Practical use scenarios Homeowner replacing a worn sprocket on a DCCS620B after noticing chain slip and rough cuts during yard work. Landscaper performing routine maintenance on a DCCS620P1 to keep a fleet of saws reliable and reduce downtime. Technician restoring a used saw prior to resale or seasonal service, installing the complete sprocket kit for immediate readiness. Installation notes Kit includes the mounting hardware for straightforward replacement; basic hand tools are typically all that's required. Check compatibility by matching part number 90618228 to your saw before installation. Who should Anyone who needs a reliable, OEMstyle replacement sprocket and hardware to restore stable chain performance on compatible DCCS620 series saws.