Stihl HSA86 Hedgetrimmer Gear: 4851 640 0104, 48516400104

Genuine Stihl Hedgetrimmer Gear

Replaces: 4851 640 0104, 48516400104, 4851-640-0104

Fits Models: Stihl HLA85, HSA86, HLA65, HLA66, HLA86

The Stihl HSA86 Hedgetrimmer Gear 4851 640 0104 is a genuine Stihl replacement gear assembly designed for the drive system of compatible Stihl cordless hedge trimmers and long-reach hedge trimmers. The gear assembly transfers power from the electric motor to the cutter mechanism, helping maintain smooth and reliable blade operation.

This replacement gear is ideal for machines experiencing worn or damaged drive components, excessive noise, vibration, backlash or inconsistent blade movement. Replacing a worn gear assembly can help restore efficient power transmission and proper cutting performance.

Product Details:

• Genuine Stihl replacement gear assembly
• Stihl part number: 4851 640 0104
• Alternative part numbers: 48516400104, 4851-640-0104
• Designed for the Stihl hedge trimmer drive mechanism
• Helps transfer motor power to the cutter blades
• Suitable for professional and domestic repairs
• Direct replacement for the original gear assembly