Motorcycle Transmission Gear Box Main Counter Shaft 5 Gear compatible with CG250 250cc water cooled engine.Designed for use in ATV, quad, and dirt bike applications.This component is part of the transmission system and supports five-speed gear.Suitable for replacement or repair of damaged or worn shafts in matching models.smooth power transfer from engine to drivetrain when properly installed. This product is not affiliated with the manufacturer.Brand mentions are used for compatibility indication.