Compatible Gear Ratio: Internal gear ratio replicates your original part to ensure OEM engineered torque and rotational speeds are matched. Ready to Install: Arrives pre-greased and sealed from the factory to eliminate any prep work so you can simply install and go. WARNING: This product can expose you to chemicals including lead and phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. Forged directly from the belief that better products for Lawn Mowers, Chainsaws, and all other Outdoor Power Equipment is possible, 8TEN Parts combines attention to detail and a “Get The Job Done Right” attitude. Our high-quality control standards and premium OEM Specification manufacturing materials has created a new standard in the OPE Replacement Parts Industry.