Trimmer Parts Echo 8" Steel Brushcutter Blade 20mm Bore, 22 Tooth — Hardened Durable OEM Replacement

This Echo 99944200131 blade is an OEM replacement part built to match the fit and cutting performance of Echo hand-held brushcutters. It is manufactured from hardened steel and finished for durability so you can restore your trimmer’s cutting head to factory specifications. New and bulk packed, the blade is intended for users who need a reliable, direct-fit spare or service part for compatible Echo models.

Will this blade fit my Echo trimmer model?

If your trimmer is listed among the compatible models, this 20 mm bore blade will mount correctly and operate as intended. Always confirm your machine’s part number against the owner’s manual or the trimmer’s parts diagram before ordering. Using the correct bore size and tooth count prevents wobble, imbalance, and premature wear.

• Compatible models include SRM-210, SRM-225, SRM-230, SRM-260, SRM-265, SRM-280, SRM-311, SRM-340, SRM-400 and SRM-410.
• Bore diameter: 20 mm to match the trimmer spindle.
• Tooth count: 22 for aggressive slicing of thick grass and brush.
• Confirm part 99944200131 in your owner’s manual or parts list.

How does this steel blade perform compared with other cutting options?

This 22-tooth steel blade delivers a balance of durability and cutting aggressiveness suited to heavier vegetation than nylon line but lighter than large saw blades. It resists chipping and maintains edge life under repeated impacts, making it a practical choice for property maintenance and clearing tasks. Performance depends on blade condition, machine RPM, and operator technique.

• Steel construction holds an edge longer than basic stamped blades.
• 22 teeth provide smoother cuts in saplings and dense grass than fewer-tooth discs.
• Better suited for mixed brush than nylon line for thicker stems.
• Avoid large-diameter tree cutting — use a dedicated saw blade for that work.

What should I know about installation and safety?

Installation requires matching the 20 mm center hole and correct mounting orientation; improper installation can cause vibration and unsafe operation. Always shut off the engine, secure the trimmer, and use appropriate wrenches and torque settings specified by Echo. Wear eye, hand, and hearing protection while handling and operating the blade.

• Follow the torque and mounting instructions in the Echo owner’s manual.
• Inspect the blade for cracks or damage before each use.
• Ensure all guards and shields are correctly reinstalled after mounting.
• Replace the blade if bent, excessively worn, or damaged by foreign objects.

How should I maintain and store the blade to extend its life?

Routine maintenance keeps cutting performance high and reduces wear on the trimmer. Clean accumulated sap and debris after use, and lightly oil the blade for corrosion protection during storage. Periodically sharpen or replace the blade when you notice decreased cutting efficiency or visible wear on the teeth.

• Clean with a brush and solvent; dry thoroughly before storage.
• Lightly coat with corrosion-inhibiting oil for long-term storage.
• Sharpen teeth with appropriate files or take to a professional sharpener.
• Rotate spare blades to avoid long-term edge degradation in storage.

Who is this for? Landscapers, grounds crews and homeowners who use compatible Echo trimmers and want a genuine OEM steel blade for heavier mowing and light brush-clearing tasks will benefit from this replacement. It’s ideal for users who prioritize factory-fit components to maintain tool balance and reliability during demanding yard work. If you need dependable cutting performance, a correct bore size, and an OEM part number match, this Echo 8" 22-tooth steel blade is a practical choice.