Adefol Chainsaw 7-Piece Kit: Sprocket, Clutch Drum, 3/8 inch Pitch for Stihl 017-023 & MS170-MS250

Overview

The Adefol 7-piece chainsaw kit is designed to support practical maintenance across a range of STIHL models. It aims to help maintain smooth power transfer and precise engagement when you service your saw, offering a practical upgrade for regular upkeep without assuming guaranteed results.

Designed to fit popular STIHL lines, this kit speaks to a common maintenance workflow: inspect worn components, replace key driving parts, and refresh connections to keep your saw running reliably when you need it most.

What’s included

• Sprocket
• Clutch
• Sprocket bearing
• E-clip
• Washer
• Spark plug
• Worm gear

Compatibility and use

The kit aligns with models such as 017, 018, 021, 023 and the MS170, MS180, MS210, MS230, MS250 families. It also serves as an OEM-level replacement reference for several part numbers that commonly appear in STIHL catalogs.

• OEM-style reference for 1123 640 2003 and 1123 640 2073
• Clutch assembly fits 1123 160 2001
• Worm gear aligns with 1123 640 7102

In practice, these parts are chosen for durability and consistent fit, aiming to support a straightforward maintenance flow. For best results, compare your original parts against the notes and images, and consult us if you have questions about compatibility.

Quality and service

Quality materials and thoughtfully designed components aim to extend service life and maintain performance through regular service intervals. If you need help selecting compatible parts, our team is available to provide cross-reference guidance before you purchase.