Top 8 Best Replacement Head For Dewalt String Trimmer

Richard Shafer | 22-01-2026

String trimmer heads take a beating over time, especially when tackling thick overgrowth or edging along hard surfaces. Worn or damaged heads can lead to frustrating jams, uneven trimming, and frequent downtime, making yard work harder than it needs to be.

The right replacement head restores your Dewalt trimmer’s performance and makes maintenance straightforward. In this guide, we compare the best Dewalt-compatible replacement heads, highlighting ease of installation, compatibility, and durability. Whether you need a quick swap or a universal fit, you’ll find clear recommendations for every type of user.

Editor's Choice
DEWALT QuickFeed String Trimmer Head
DEWALT QuickFeed String Trimmer Head
Premium Pick
Alocs DWO1DT995 Trimmer Head Replacement Kit
Alocs DWO1DT995 Trimmer Head Replacement Kit
Budget Pick
DEWALT OEM 90599025 Replacement Spool
DEWALT OEM 90599025 Replacement Spool

Top 8 Best Replacement Head For Dewalt String Trimmer

Finding the right Replacement Head For Dewalt String Trimmer isn’t always straightforward. To simplify the process, we compared leading products and shortlisted the ones that truly stand out.

1. DEWALT QuickFeed String Trimmer Head

Best Heavy-Duty Durability
DEWALT QuickFeed String Trimmer Head

Replacing a worn trimmer head is essential for maintaining clean, efficient cuts and preventing frustrating line jams. A reliable head ensures your Dewalt trimmer can handle tough edging and overgrowth without frequent stops.

This DEWALT QuickFeed head is designed for users who want a direct, heavy-duty replacement that matches the build quality of original Dewalt equipment. It's ideal for homeowners who regularly tackle dense weeds or need a part that stands up to repeated use.

  • OEM Dewalt compatibility: Ensures seamless fit and function with Dewalt cordless string trimmers
  • Heavy-duty construction: Built to withstand daily use and tough overgrowth
  • Trimming and edging ready: Suited for both standard trimming and precise edging tasks

Compared to generic alternatives, this head prioritizes robust build and reliability, making it a dependable choice for demanding users. The tradeoff is a more straightforward feature set, focusing on durability over added accessories.

Strength
  • OEM fit for Dewalt trimmers
  • Handles tough overgrowth
  • Durable construction
  • Simple installation
  • Reliable for frequent use
Weakness
  • No extra accessories included
  • Not universal fit

2. Alocs DWO1DT995 Trimmer Head Replacement Kit

Best Value Multi-Pack
Alocs DWO1DT995 Trimmer Head Replacement Kit

Frequent trimmer head wear can disrupt yard work, especially if you don’t have spares on hand. A multi-pack replacement kit ensures you’re always prepared for quick swaps, reducing downtime.

The Alocs DWO1DT995 kit is a practical choice for Dewalt owners who want both replacement heads and essential parts in one package. It’s especially useful for those who maintain multiple trimmers or want to keep backups ready.

  • Multi-pack components: Includes two head caps, springs, and spring caps for added convenience
  • ABS and nylon materials: Offers sturdy, long-lasting parts for regular use
  • Tool-free installation: Designed for quick changes without extra tools

Unlike single replacements, this kit prioritizes value and preparedness, letting you handle unexpected breakages easily. The main tradeoff is a focus on replacement parts rather than a full head assembly.

Strength
  • Includes two replacement caps
  • Comes with springs and caps
  • Durable ABS construction
  • Easy to install
  • Good for backup supply
Weakness
  • Not a complete head assembly
  • Only fits select Dewalt models

3. DEWALT OEM 90599025 Replacement Spool

Best Pre-Wound Spool Option
DEWALT OEM 90599025 Replacement Spool

Running out of trimmer line or struggling with manual winding can slow down yard maintenance. A pre-wound spool replacement eliminates hassle and gets you back to work quickly.

This DEWALT OEM 90599025 spool is ideal for users who want a direct, no-fuss replacement that’s ready to install. It’s best for those who prefer swapping spools over rewinding line themselves.

  • Pre-wound with line: Ready to use out of the package for instant replacement
  • OEM Dewalt part: Ensures compatibility with DCST920 series trimmers
  • Single-piece simplicity: Minimal steps required for installation

Compared to full head replacements, this product prioritizes convenience and speed for line changes, but doesn’t address head wear or damage. The tradeoff is limited to spool replacement rather than the entire head.

Strength
  • Pre-wound and ready to use
  • OEM fit for Dewalt DCST920
  • Quick installation
  • No manual winding needed
Weakness
  • Only replaces spool
  • Limited model compatibility

4. LEWEREST DWO1DT995 Trimmer Head for Dewalt

Best Quick-Load Design
LEWEREST DWO1DT995 Trimmer Head for Dewalt
8.9

Lewerest

Check Price On Amazon

Replacing a trimmer head can be time-consuming, especially if reloading line is complicated. A quick-load design streamlines maintenance and reduces frustration for busy homeowners.

The LEWEREST DWO1DT995 head stands out for its easy loading and broad compatibility with Dewalt cordless trimmers. It’s a strong pick for users who want to minimize downtime and simplify upkeep.

  • Quick-load mechanism: Makes reloading line fast and tool-free
  • Durable ABS shell: Withstands regular use and tough trimming conditions
  • Wide compatibility: Fits multiple Dewalt 20V, 40V, and 60V models

Compared to standard heads, this model prioritizes ease of use and installation, making it beginner-friendly. The tradeoff is that it may not include extra accessories or line.

Strength
  • Quick-load feature
  • Fits many Dewalt models
  • Durable ABS construction
  • Easy for beginners
Weakness
  • No extra line included
  • Not universal fit

5. Eyoloty DWO1DT995 Replacement Trimmer Head

Best for Fast Line Reloading
Eyoloty DWO1DT995 Replacement Trimmer Head
8.7

Eyoloty

Check Price On Amazon

Frequent line changes can interrupt trimming, especially if your head requires disassembly. A replacement head with a quick-load spool feature keeps you working efficiently.

The Eyoloty DWO1DT995 is a good fit for Dewalt users who want a straightforward, fast-reloading head. It’s especially useful for those who value minimal downtime and simple maintenance.

  • Quick load spool: Allows fast line changes without taking the head apart
  • ABS and nylon build: Designed for durability and effective cutting
  • Pre-wound 0.080" line: Ready to use for immediate trimming

Compared to more basic heads, this model prioritizes reload speed and simplicity. The tradeoff is a focus on core functionality over extra features or accessories.

Strength
  • Quick load spool
  • Pre-wound line included
  • Durable materials
  • Simple installation
Weakness
  • Limited to Dewalt models
  • No extra accessories

6. doufuhua 2-Pack Trimmer Head Cap Cover

Best Protective Cap Set
doufuhua 2-Pack Trimmer Head Cap Cover
8.5

Doufuhua

Check Price On Amazon

A damaged trimmer head cap can expose your equipment to debris and shorten its lifespan. Replacing the cap helps protect your trimmer and maintain safe operation.

This doufuhua 2-pack is ideal for Dewalt owners seeking affordable, easy-to-install protection for their trimmer heads. It’s best for those who want to extend the life of their equipment with minimal effort.

  • Two replacement caps: Provides a backup for future needs
  • Impact-resistant materials: Protects the trimmer head from damage
  • Tool-free installation: Quick and simple to attach

Compared to full head replacements, this set prioritizes protection and longevity for existing heads. The tradeoff is that it doesn’t address internal wear or line issues.

Strength
  • Includes two caps
  • Protects trimmer head
  • Durable materials
  • Easy to install
Weakness
  • Not a full head replacement
  • Limited to cap protection

7. doufuhua DWO1DT995 Trimmer Head Cap Kit

Best for Simple Cap Replacement
doufuhua DWO1DT995 Trimmer Head Cap Kit
8.3

Doufuhua

Check Price On Amazon

When only the cap or spring of your trimmer head is worn, a full replacement isn’t necessary. A dedicated cap kit restores protection and function without extra cost.

This doufuhua kit is suited for Dewalt users needing a quick, budget-friendly fix for damaged head caps or springs. It’s perfect for those who want to avoid replacing the entire head.

  • Includes cap, springs, and spring caps: Covers common wear points
  • Durable plastic and ABS: Withstands impact and daily use
  • Quick, tool-free installation: Saves time and effort

Compared to more comprehensive kits, this option focuses on essential cap and spring parts. The tradeoff is limited coverage for other head components.

Strength
  • Cap, springs, and caps included
  • Durable ABS construction
  • Easy installation
  • Affordable fix
Weakness
  • Not a complete head
  • Only fits specific Dewalt models

8. SurpLee DWO1DT995 Trimmer Head with Pre-Wound Line

Best Ready-to-Use Replacement
SurpLee DWO1DT995 Trimmer Head with Pre-Wound Line

Switching out a trimmer head should be quick, especially when you need to get back to yard work fast. A pre-wound, balanced head reduces setup time and operator fatigue.

The SurpLee DWO1DT995 is a solid choice for Dewalt users who want a replacement that’s ready out of the box. It’s especially helpful for those who value comfort during longer trimming sessions.

  • Pre-wound with 236 inches of line: Immediate use with no winding required
  • Balanced design: Reduces vibration and fatigue during operation
  • Impact-resistant ABS: Built for demanding trimming jobs

Compared to basic heads, this model prioritizes user comfort and convenience. The tradeoff is a focus on Dewalt compatibility over universal fit.

Strength
  • Pre-wound line included
  • Balanced for comfort
  • Durable ABS material
  • Quick installation
Weakness
  • Not universal fit
  • No extra accessories

Buying Guide: How to Choose the Best Replacement Head for Dewalt String Trimmers

Replacement string trimmer heads are technical components that directly affect the performance and ease of maintenance for your Dewalt trimmer. Buyers often face tradeoffs between compatibility, installation complexity, and durability. A common misunderstanding is assuming all heads fit all models or that universal kits are always the best solution.

Choosing Between OEM, Aftermarket, and Universal Heads

Buyers must decide whether to stick with OEM parts for guaranteed fit and reliability, or consider aftermarket and universal options for added value or broader compatibility. OEM heads are best for those who want a straightforward replacement, while universal kits suit users with multiple brands or models.

Deciding on Full Head Assemblies vs. Cap or Spool Replacements

Some products in this list are full head assemblies, while others are just caps or pre-wound spools. Full assemblies are best if your head is damaged or worn, while cap kits are ideal for minor repairs.

Evaluating Quick-Load and Pre-Wound Features

Quick-load and pre-wound features save time and reduce frustration, especially for those who trim frequently. These are especially useful for beginners or anyone who dislikes manual line winding.

Understanding Compatibility and Installation

Compatibility is crucial—always check your Dewalt model before purchasing. Universal kits offer flexibility but may require more effort during installation.

Final Buying Advice

Choosing the right replacement head depends on your trimmer model, maintenance preferences, and whether you value convenience or custom fit. Avoid overbuying by matching your needs to the product type, and don't assume all heads are interchangeable.

FAQ For Replacement Head For Dewalt String Trimmer

1. How do I know which replacement head fits my Dewalt trimmer?

Check your trimmer's model number and compare it to the compatibility list in the product description. OEM and some aftermarket heads are model-specific.

2. What is the difference between a cap kit and a full trimmer head replacement?

A cap kit replaces only the protective cover and sometimes springs, while a full head replacement includes the entire assembly and often the line.

3. Are universal trimmer heads as reliable as Dewalt-specific heads?

Universal heads offer broader compatibility but may require adapters and careful installation. Dewalt-specific heads provide a more seamless fit.

4. Is it better to choose a pre-wound spool or wind the line myself?

Pre-wound spools save time and reduce hassle, while manual winding allows you to choose your preferred line type and length.

5. How often should I replace my trimmer head or cap?

Replace the head or cap when you notice cracks, excessive wear, or if the line feeds poorly. Regular inspection helps prevent downtime.

6. Do I need special tools to install a replacement head?

Most Dewalt-compatible heads and caps are designed for tool-free installation. Universal kits may require basic tools for adapter fitting.

Related Posts