Description This high-quality Inner Filter (SKU: ST0167) is a direct replacement for the STIHL 4221 140 1800 OEM part, designed to provide reliable filtration for your outdoor power equipment. With precise measurements of 1-11/16” (43mm) I.D x 1-7/8” (48mm) O.D x 1-11/16” (43mm) H, this durable filter ensures optimal engine performance by trapping dust and debris. A cost-effective alternative to the original, it offers excellent value without compromising on fit or function. Features Premium construction for long-lasting durability and consistent filtration. Direct replacement for STIHL 4221 140 1800, ensuring a perfect fit. Easy to install, helping maintain peak engine efficiency. Specifications SKU ST0167 OEM STIHL 4221 140 1800 GA Spares AIR6729 Measurements 1-11/16” (43mm) I.D x 1-7/8” (48mm) O.D x 1-11/16” (43mm) H Fits STIHL TS460 Cutquik STIHL TS760 Cutquik Compatible with other models using OEM 4221 140 1800 Product Line Air Filters – Replacement inner filter for STIHL cut-off saws, ensuring clean air intake and engine protection.