What are Bumper Spikes on Chainsaw?

What are Bumper Spikes on Chainsaw?

If you’re a chainsaw enthusiast or a professional logger, you’ve probably seen the sturdy metal protrusions close to the front of your chainsaw’s guide bar. Bumper spikes, commonly referred to as bumper dogs or felling spikes, are metal marvels. Bumper spikes have a key role in improving chainsaw operations’ stability, control, and safety, despite their initial insignificance. 

In this blog post, we investigate the world of bumper spikes to understand their function, look at the available various types, and provide you with crucial advice for using them effectively. Understanding the importance of bumper spikes and how to utilize them successfully helps advance your chainsaw skills to new levels, whether felling trees, limbing branches, or making difficult cuts.

Join us as we discuss the significance of bumper spikes, the many sorts, and helpful hints for maximizing their effectiveness. With this information at your disposal, you’ll better understand the bumper spike’s immense power, resulting in safer and more effective chainsaw operations.

So grab your chainsaw, and let’s go on a quest to learn the truth about bumper spikes and transform the way you use your chainsaw.

What are Bumper Spikes on a Chainsaw?

what are bumper spikes chainsaw

Metal protrusions called bumper spikes, bumper dogs, or felling spikes are placed close to the front of a chainsaw’s guide bar. These spikes have several uses and are made to improve the chainsaw operation’s performance, stability, control, and safety.

Bumper spikes’ main purpose is to give you stability and control while you make cuts. The spikes act as an anchor point while cutting through a tree trunk or limb because they grasp the wood. This provides more stability and lowers the possibility of kickback by preventing the chainsaw from moving or bucking. 

Bumper spikes also help with directional control when felling trees. You may direct the tree’s falling path more accurately by using the spikes to spin the chainsaw against the wood. Understanding the function of bumper spikes and how to use them effectively can help you get the most stability and control out of your chainsaw, resulting in safer and more effective cutting operations.

Types of Bumper Spikes

Regarding bumper spikes on chainsaws, various types are available to suit different cutting needs and preferences. Let’s explore these types in more detail:

Standard Bumper Spikes

The most typical kind of bumper spikes on chainsaws is the regular ones. They are normally non-removable and built into the chainsaw’s guide bar. These spikes, which protrude from the guide bar’s front, offer stability and control when cutting operations are being carried out. They provide a solid anchor point against the wood, lowering the possibility of kickback and raising general safety.

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Felling Spikes

Tree-felling spikes, sometimes called falling dogs, are created with this purpose in mind. These spikes are comparatively longer and more noticeable than regular bumper spikes. They protrude farther from the guide bar, enabling the user of a chainsaw to pivot against the timber while making accurate cuts when felling trees. Felling spikes give users more control and directional stability, making them perfect for forestry experts and anyone removing trees.

Wrap-Around Bumper Spikes

Wrap-around bumper spikes are unique spike that completely encircles the guide bar to provide improved control and traction. Thanks to these spikes ‘ increased stability, the chainsaw won’t rotate or twist when cutting. Wrap-around spikes are very helpful while using larger, heavier chainsaws or completing challenging cutting operations that call for increased stability and control.

Removable Bumper Spikes

Removable bumper spikes are a convenience that some chainsaw models offer. These spikes offer versatility for various cutting applications because they may be attached to or disengaged from the guide bar as needed. Removable spikes are helpful when switching between common cutting operations and more specialized tasks that might not require the spikes. Customization is possible based on your unique requirements and preferences.

It’s crucial to consider the kinds of cutting jobs you’ll be doing most frequently when selecting a chainsaw with bumper spikes or thinking about aftermarket solutions. Different spike designs’ stability, control, and adaptability vary; thus, choosing the proper kind can significantly improve your chainsaw experience and safety.

In order to ensure compatibility and appropriate installation of any aftermarket bumper spike alternatives, remember to reference the user handbook for your chainsaw or contact the manufacturer.

How to Use Chainsaw Bumper Spikes?

It is essential to efficiently use chainsaw bumper spikes to improve stability, control, and safety while cutting activities. A complete instruction manual for using chainsaw bumper spikes is provided below:

Step 1: Security First

Prioritize safety before beginning any chainsaw operations. Wear the proper safety equipment, such as a helmet, hearing protection, gloves, chainsaw chaps or pants, safety goggles, and earplugs.

Step 2: Become familiar with the bumper spikes

Look at your chainsaw’s bumper spikes for a second. Know where they are, how big they are, and how far out from the guide bar they stretch. Make that the spikes are intact, fastened properly, and not overly worn.

Step 3: Proper Stance and Grip

Put your right hand on the rear handle and your left hand on the front handle of the chainsaw to hold it firmly. With your feet shoulder-width apart and firmly planted on the ground, stihl ms take a steady and balanced stance.

Step 4: Setting the Chainsaw in Place

When getting ready to cut, place the chainsaw so the bumper spikes may contact the wood. The spikes ought to be facing down stihl ms and firmly resting on the surface of the wood.

Step 5: Setting up the Cut

Make sure you thoroughly plan your cut before starting the chainsaw parts. Examine the fall’s direction, potential stumbling blocks, and the intended cutting path. By doing this, you can utilize the bumper spikes to cut the material in an efficient manner.

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Step 6: Bumper spikes activated

When you’re ready to make the cut, press gently against the wood with the bumper spikes. The spikes serve as an anchor point, ensuring stability and stopping the chainsaw parts from bucking or shifting when cutting. During the cut, keep constant contact with the spikes.

Step 7: Cutting Method

Maintain a firm grip when you gently turn on the chainsaw and lead the blade into the wood. Make deliberate, fluid motions while letting the chainsaw’s cutting teeth handle chain the heavy lifting. Avoid pressing too hard or forcing the chainsaw since this can increase the chance of kickback.

Step 8: Controlling Yourself

Use the bumper spikes wisely to preserve control of the chainsaw during the entire cut. Occasionally, readjust your grip and pressure on the spikes to maintain stability chain and control as you move through the cut.

Step 9: Finishing the Cut

When the cut is almost finished, take care to prevent binding or pinching of the chainsaw in the cut. Reduce the chainsaw’s cutting speed while carefully guiding the blade through the remaining wood.

Step 10: Evaluation of the Cut and Repeat as Necessary

Examine the cut’s quality and the stability the bumper spikes brought once it was finished. If more stock dogs trimming or alterations are required, do so to obtain the intended outcome.

Step 11: Regular upkeep and cleaning

After using the chainsaw, look for any accumulation or debris on the bumper spikes. To guarantee that the spikes perform at their best throughout stock dogs subsequent procedures, clean them of sawdust, dirt, or residue. To keep a tight connection, check and tighten the spikes frequently.

Remember that practice and experience are necessary to use bumper spikes successfully. Start with easier cuts and work your way up to more difficult ones as you become more adept at using the spikes to improve stability, control, and customer reviews confidence. Always consult the user handbook for your chainsaw for detailed instructions and safety recommendations.

Are Bumper Spikes Legal?

Depending on the jurisdiction and the applicable laws, bumper spikes on chainsaws may be allowed or illegal. Bumper spikes are commonly recognized and permitted for use with chainsaws in most places. Although some regions clutch cover might have limitations or regulations connected to stihl chainsaws using chainsaws and their accessories, it is crucial to examine and abide by local legislation.

Safety and accident avoidance are the chain catcher main goals of bumper spike regulations. They could include advice for professional use or specifications for minimum spike lengths and protrusion limitations. These rules are designed to ensure chainsaw operators can work safely and reduce the possibility of accidents or property damage.

Maintaining Bumper Spikes on a Chainsaw

Maintaining chainsaw bumper spikes for optimum performance and longevity is critical. Here are some vital pointers for caring for and keeping bumper spikes:

Regular Inspection

Check the bumper spikes’ condition on a regular basis. Keep an eye out for any damage indicators, such as cracks, bending, or unusual wear. To maintain safe and reliable functioning, replace the chain brake bumper spikes as soon as you notice any problems.


After every use, clear the bumper spikes of any debris, sawdust, or leftover material. To completely clean them, use a brush leverage or air pressure. This lessens accumulation and guarantees the spikes can efficiently hold the wood during cutting.


Apply a little lubricant layer to the bumper spikes, such as silicone spray or chainsaw bar oil. This keeps the spikes in good operating order by lowering friction and corrosion. Heavy oils leverage and greases should not be used since they might attract more.

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Frequently check how the bumper spikes are attached. Make that the guide bar of the chainsaw is properly attached better pivoting to them. Use the proper tool and follow the manufacturer’s directions right side to tighten the spikes if they become loose. During cutting, unstable bumper bucking spike might bucking spike compromise control and stability.


Bumper spikes may deteriorate or break over time. Replace the spikes with new ones if you dawgs observe considerable wear, bending, or other concerns. If you are unclear of the replacement procedure, bar length consult your chainsaw’s user handbook dawgs or an expert.

Storage Techniques

Protect the bumper spikes when storing your chainsaw. To stop the spikes from bending or being damaged, place them in a chainsaw storage container or cover them. The chainsaw’s spikes can be kept in good condition firewood and stored in a dry, sterile firewood environment.

Follow the Manufacturer’s Instructions

When caring for bumper spikes, always follow the instructions provided by the chainsaw’s manufacturer. They might include precise guidelines for how often to clean, lubricate, and replace an item.

The bumper spikes on your chainsaw may be kept in top condition by adhering to these maintenance suggestions, ensuring they offer the required stability and control throughout cutting activities. Bumper spikes should be regularly inspected, cleaned, lubricated, and stored to maximize their effectiveness.

Final Word

In conclusion, bumper spikes are essential for improving chainsaw operations’ stability, control, and safety. Every chainsaw user must comprehend these tools’ types, functions, and proper application.

Standard, falling, wrap-around, and removable bumper spikes have different advantages and meet varied cutting requirements. Your chainsaw experience can be greatly enhanced by choosing the proper sort of bumper spike, whether felling trees, limbing branches, or making difficult cuts.

Using bumper spikes properly takes the right grip, place, and consistent pressure against the wood. They serve as anchor points and keep the chainsaw from shifting or bucking backward, reducing the chance of kickback and enhancing overall control during cutting..


Are bumper spikes suitable for every type of chainsaw?

The majority of chainsaw types are typically compatible with bumper spikes. However, the manufacturer’s requirements and compatibility data for your specific chainsaw model must be carefully reviewed.

Can I use my chainsaw to install bumper spikes myself?

Basic mechanical abilities are normally required to install bumper spikes on a chainsaw. For detailed installation instructions, consult the chainsaw’s user handbook. It is advised to seek professional assistance or advice from a chainsaw dealer if unsure or uneasy.

Are bumper spikes more likely to cause kickbacks?

By enhancing stability and control during cutting, bumper spikes can actually assist in lowering the risk of kickback when utilized properly. To further reduce the risk of kickback, it’s crucial to use safe chainsaw handling techniques, maintain sharp chains, and adhere to proper cutting techniques.

Can I take off or replace the chainsaw’s bumper spikes?

While some chainsaw models have fixed spikes, others have removable or replacement bumper spikes. To find out if the spikes on your particular model may be removed or changed, consult the user handbook for your chainsaw.

How frequently should I repair and inspect my bumper spikes?

It is advised that bumper spikes be regularly inspected and maintained. Clear them of clutter and look for any damage indicators. Periodically lubricate them, and tighten them as necessary. Pay attention to the manufacturer’s instructions for certain maintenance periods.

Can I make precise cuts with a chainsaw bumper spike?

The main purpose of bumper spikes is to provide stability and control when felling or cutting larger logs. Removing or retracting the bumper spikes for fine or precision cuts is typically advised because they could unnecessarily harm the wood.

Can I attach universal or aftermarket bumper spikes to my chainsaw?

For several chainsaw models, aftermarket or universal bumper spikes are available. To verify compatibility and successful installation, though, is essential. To find appropriate aftermarket solutions for your chainsaw, contact the manufacturer or a chainsaw dealer.




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