A 28mm brushcutter gearbox designed to replace worn or damaged reducers on grass trimmers, chainsaws, and lawn mowers. Features a durable aluminium alloy and steel construction with anti-rust and anti-corrosion properties that withstand outdoor use.
This gearbox suits the 28mm input shaft with 9-tooth spline configuration. It installs easily into most standard trimmer heads and lawn mower assemblies, making it a practical replacement part for routine maintenance.
The stable performance and reliable operation make it suitable for horticulture, agriculture, animal husbandry, aquaculture and forestry applications. Whether you’re maintaining a domestic garden tool or managing equipment on a larger property, this gearbox delivers consistent cutting performance.
Check your existing gearbox specifications (input diameter and tooth count) before ordering to ensure compatibility with your trimmer model.

















