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ECHO 99944200907 Speed-Feed 400 Trimmer Head
The ECHO 99944200907 Speed-Feed 400 Trimmer Head is a professional bump-to-advance replacement trimmer head designed to make line loading fast and easy. The patented Speed-Feed design allows you to reload trimmer line in seconds without taking the head apart, helping you spend less time refilling and more time trimming.
This Speed-Feed 400 head comes pre-loaded with .095" ECHO Cross-Fire trimmer line and is built for medium to heavy-duty trimming applications. It accepts up to 20 ft. of .095" line and has a maximum line diameter capacity of .105".
The 99944200907 Speed-Feed 400 fits ECHO SRM straight shaft trimmer models and is standard on select ECHO SRM models. Always verify your exact trimmer model, shaft type, arbor setup, and parts diagram before ordering.
Product Details
| Brand | ECHO |
|---|---|
| Part Number | 99944200907 |
| Product Name | Speed-Feed 400 Trimmer Head |
| Head Type | Bump-to-Advance / Tap-to-Advance |
| Pre-Loaded Line | .095" ECHO Cross-Fire Line |
| Line Capacity | Up to 20 ft. of .095" line |
| Maximum Line Diameter | .105" |
| Number of Cutters / Lines | 2 |
| Package Quantity | Single trimmer head |
| Common Applications | ECHO SRM straight shaft trimmers |
Compatible ECHO Model References
This is a where-used reference list. The ECHO 99944200907 Speed-Feed 400 trimmer head fits ECHO SRM models and is standard on select SRM units.
ECHO SRM Model References
- ECHO SRM-225
- ECHO SRM-225i
- ECHO SRM-225U
- ECHO SRM-230
- ECHO SRM-2320T
- ECHO SRM-2620
- ECHO SRM-2620T
- ECHO SRM-2620U
Important: ECHO 99944200907 is for ECHO SRM straight shaft trimmer applications. The related 99944200908 fits ECHO GT curved shaft trimmer models. Always verify your model, shaft style, arbor, and parts diagram before ordering.
Key Features
- Genuine ECHO Speed-Feed 400 trimmer head
- Part number 99944200907
- Reloads line in seconds without disassembling the head
- Professional tap-to-advance / bump-feed line mechanism
- Pre-loaded with .095" ECHO Cross-Fire trimmer line
- Accepts up to 20 ft. of .095" line
- Maximum line diameter of .105"
- Unique line divider helps reduce line tangles inside the head
- Built for medium to heavy-duty trimming applications
- Fits ECHO SRM straight shaft trimmer models where specified
Why Choose the ECHO Speed-Feed 400?
The ECHO Speed-Feed 400 is designed to make trimmer line replacement quick and simple. Instead of taking the head apart to reload line, you feed the line through the head, line it up, and wind it in. This helps reduce downtime for homeowners, landscapers, and crews who need to keep trimming without stopping for long reloads.
- Fast line loading
- No disassembly needed for normal line refills
- Reliable bump-feed operation
- Good choice for professional trimming and property maintenance
- Pre-loaded and ready to install
Important Fitment Notes
- This listing is for ECHO part number 99944200907
- Designed for compatible ECHO SRM straight shaft trimmers
- Not the same as 99944200908 for ECHO GT curved shaft trimmers
- Verify your trimmer model and shaft type before ordering
- Confirm your trimmer head mounting style and parts diagram
- Use only compatible trimmer line sizes for proper feeding
Installation and Service Notes
Before installing or servicing a trimmer head, shut the unit off, disconnect the spark plug boot or remove the battery where applicable, and wear gloves. Follow the operator manual for your exact ECHO trimmer model.
- Confirm the head is tightened securely before use
- Use the correct adapter or mounting setup for your model
- Reload with compatible trimmer line diameter
- Do not exceed .105" line diameter
- Check for cracked, worn, or damaged head components before operation
- Replace the head if it is damaged or no longer feeds properly
Part Number / Search Terms
ECHO 99944200907 may also be searched as:
- ECHO 99944200907
- 99944200907
- ECHO Speed Feed 400
- ECHO Speed-Feed 400
- ECHO SpeedFeed 400
- ECHO Speed Feed trimmer head
- ECHO SRM trimmer head
- ECHO SRM-225 trimmer head
- ECHO SRM-2620 trimmer head
- ECHO bump feed trimmer head
- ECHO tap to advance trimmer head
- ECHO replacement trimmer head
- ECHO weed eater head
- ECHO string trimmer head
- Speed-Feed 400 replacement head
Frequently Asked Questions
What is ECHO 99944200907?
ECHO 99944200907 is the Speed-Feed 400 bump-to-advance trimmer head for compatible ECHO SRM straight shaft trimmers.
Does it come with trimmer line?
Yes. This Speed-Feed 400 head comes pre-loaded with .095" ECHO Cross-Fire trimmer line.
How much line does it hold?
It accepts up to 20 ft. of .095" trimmer line.
What is the maximum line size?
The maximum line diameter is .105".
Will this fit my ECHO SRM-225?
Yes, ECHO 99944200907 is listed as standard on SRM-225 models. Always verify your exact trimmer model and parts diagram before ordering.
Will this fit ECHO GT curved shaft trimmers?
No. For ECHO GT curved shaft trimmer models, the related Speed-Feed part number is 99944200908.
P&P Small Engines stocks ECHO trimmer heads, Speed-Feed heads, trimmer line, edger blades, filters, spark plugs, fuel system parts, oils, and replacement parts for professional and homeowner outdoor power equipment.

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