ARSKUOD 25-2 Trimmer Head Replacement for Stihl – 4002 710 2108 | 25-2 Bump Feed Compatible with FS55, FS70R, FS90R, FS131R, FS240

Overview

The ARSKUOD 25-2 Trimmer Head is a robust bump-feed replacement designed to restore smooth operation to your Stihl string trimmer. Marketed as a direct substitute for OEM part numbers 4002 710 2108 and 4002 710 2191, this head provides a practical option when your current Autocut style head wears out or a spare is handy on busy trimming days.

Engineered for compatibility with a broad range of Stihl machines, it fits many FS-series trimmers and select KM/FR models. Its M10 x 1.0 LHF threaded hub ensures a secure mounting interface, so you can swap in with confidence. The 25-2 bump feed design lets you advance line with a simple tap, helping you stay productive through dense grasses, weeds, and edging tasks.

Key Benefits

• OEM-part numbers included for straightforward replacement: 4002 710 2108 and 4002 710 2191.
• 25-2 bump feed enables quick line advancement without stopping work.
• Broad compatibility across STIHL FS-series trimmers and related KM/FR tools, reducing clutter from multiple heads.
• Sturdy construction designed to handle common yard challenges while maintaining steady line feeding.

What to Expect in Use

• Easy swap with standard M10 x 1.0 LHF threads, minimizing downtime.
• Consistent line feed through bumps, helping you tackle tall grass and edge lines more efficiently.
• Versatile fit across a wide model range, including older and newer Trimmer variants.

Compatibility & Installation Notes

This head is designed to replace Autocut 25-2 style systems and is compatible with a large list of Stihl models, from FS44 and FS55 to FS260R and beyond. For installation, align the head with the drive shaft, thread onto the hub, and secure per your trimmer’s guidelines. The included OEM references support precise ordering, while the bump-feed mechanism reduces switching between trimming tasks. While results vary with model, line length, and operator technique, many users appreciate faster line advancement and fewer interruptions during work sessions.

Quality & Ownership

ARSKUOD focuses on practical, field-ready replacements that help you maintain cutting performance without replacing the entire tool. This 25-2 head is a sensible option for households with multiple STIHL devices or for anyone who values dependable performance at a competitive price. Sensory cues such as the solid feel of the head and the smooth action of the bump-feed mechanism contribute to a confident user experience, though actual outcomes will depend on your specific equipment and usage patterns.