General description Robust starter gear designed as a replacement part for lawn mowers, garden tractors, and ride-on mowers. Optimizes the performance of your lawn mower with a high-quality replacement pinion for the engine and starter motor. Precision-machined to support and improve the starting process of your lawn mower. Essential component in the starting mechanism, transferring rotary motion from the starter motor to the engine's crankshaft. Ensures smooth and reliable engine starts. Made of high-quality material for maximum durability and long service life. Technical specifications External diameter: 4 cm Internal diameter: 1.65 cm Width: 11.5 mm Number of teeth: 16 Colour: black Weight: 10 g Compatibility and accessories Compatible with Briggs & Stratton 693059 Replacement for 280104, 280104S Installation Simple and convenient installation requiring no specialist tools. Usage Designed to enhance the starting mechanism of lawn mowers with 14, 16, and 18 hp two-cylinder engines.