SPROCKET COVER FOR STIHL MS250 017 018 021 023 025 MS170 MS180 1123 640 1705
SPROCKET COVER FOR STIHL MS250 017 018 021 023 025 MS170 MS180 1123 640 1705
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Sprocket Cover for Stihl
This sprocket cover replaces OEM number 1123 640 1705 and fits Stihl MS250, 017, 018, 021, 023, 025, MS170, and MS180 chainsaws.
Overview
This sprocket cover for Stihl provides a secure guard over the chain sprocket while allowing access for chain adjustment and maintenance. Durable plastic construction matches the original part for a precise fit on multiple Stihl models.
Built For Performance
- Injection-molded from impact-resistant polymer
- Direct replacement for OEM part 1123 640 1705
- Includes chain tensioning slot for easy adjustment
- Lightweight and corrosion-proof design
- Color-matched to original factory finish
Fits These Machines
- for Stihl MS250
- for Stihl 017
- for Stihl 018
- for Stihl 021
- for Stihl 023
- for Stihl 025
- for Stihl MS170
- for Stihl MS180
On-The-Job Use
- Replacing cracked or broken covers on daily-use saws
- Restoring safety cover after sprocket or chain damage
- Routine maintenance during chain and bar replacement
Specs At A Glance
| Part Number(s) | 1123 640 1705 |
| Material | Impact-resistant plastic |
| Compatible Models | MS250, 017, 018, 021, 023, 025, MS170, MS180 |
Good To Know
Q: Does this sprocket cover include the chain tensioning screw? A: No, it only includes the outer cover; the tensioning screw and retaining hardware are reused from your original assembly.
Q: Will this cover fit a Stihl MS290? A: No, this part is specifically designed for the models listed and will not fit the MS290 chassis.
Slight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.
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