The STIHL® FS 91 R is a professional‑grade gas string trimmer engineered to meet the demands of full‑time landscapers and property maintenance crews. Built with a powerful, fuel‑efficient engine and a straight‑shaft design, this trimmer delivers extended run time, reliable cutting performance, and excellent maneuverability for trimming around obstacles and large properties.

Key Features

• 28.4cc gas-powered engine delivers strong cutting power with reduced exhaust emissions
• Large fuel tank provides up to 30% longer run time compared to previous models
• Straight‑shaft design improves reach and balance during trimming
• Loop handle configuration offers excellent control in tight or confined areas
• AutoCut® tap‑feed cutting head advances line automatically during use
• Fully lined drive shaft reduces vibration and extends service life
• Heavy‑duty steel‑on‑steel clutch enhances durability under frequent use
• STIHL® Anti‑Vibration System helps minimize operator fatigue

(Model number 4180‑200‑0506‑US)

Why It’s a Smart Pick

The STIHL® FS 91 R is a smart pick for professionals who want a durable, high‑performance trimmer with extended run time and excellent control. With its rugged construction, efficient engine design, and proven STIHL® reliability, it’s an ideal solution for demanding trimming and property maintenance applications.