Looking for the best primary drive locking tools to make your motorcycle maintenance easier? We’ve tested and reviewed the top 10 tools to help you find the perfect one for smooth and reliable bike repairs.
Maintaining your motorcycle is easier with the right tools. A primary drive locking tool is a must-have for any rider. It makes bike repairs simple and safe.
These tools lock the primary drive, helping you remove or install parts without damage. They are designed for Harley models but work with many bikes.
We’ve tested and reviewed the best primary drive locking tools for you. Discover the perfect tool to keep your ride smooth and reliable.
List of Top 10 Primary Drive Locking Tools
| Image | Title | Best For | Price |
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Frienda 2 Pieces Primary Drive Locking Tool Twin Drive Cam Locking Tool in Transmissions Chains Single Universal Polyurethane Compatible with Glide Road King Softail, Black |
This primary drive locking tool is perfect for motorcycle owners who want to easily remove or install drive components. It’s simple to use and works with most primary drives, making it a handy tool for anyone working on their bike. |
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CICMOD All Primary Drive Twin Cam Locking Tool in Transmissions & Chains for Harley Davidson Electra Glide/Road King/Softail |
This CICMOD Primary Drive Locking Tool is a must-have for Harley Davidson owners working on their Electra Glide, Road King, or Softail models. It’s also perfect for anyone with Big Twin and XL engines who needs to lock the primary drive for repairs or installations. |
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SWESGI Primary Locking Tool Motorcycle 6 Speed Primary Drive Locking Bar Tool 5.625” for Harley Six Speed 07- Present FLHR FLHX FLHT FLTR (5.625”) |
This SWESGI Primary Locking Tool is perfect for Harley Davidson motorcycle owners and mechanics who need to perform drivetrain maintenance or upgrades on 2007 and newer 6-speed models. It’s an essential tool for ensuring safe and easy service work. |
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Primary Drive Locking Tool, Twin Cam Lock Hub For Harley Davidson Road King, Softail, Electra Glide |
This Primary Drive Locking Tool is perfect for Harley Davidson owners who want to keep their bikes in top shape. It’s easy to use and won’t damage your bike. |
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Mofun Primary Drive Twin Cam Locking Tool in Transmissions & Chains Black Compatible with Harley Touring Electra Glide Road King Softail Panhead, Shovelhead,Evolution,Twin Cam Engines |
This Mofun Primary Drive Twin Cam Locking Tool is perfect for Harley owners who need to remove or install primary drive parts. It’s easy to use and works with Touring, Electra Glide, Road King, Softail, Panhead, Shovelhead, Evolution, and Twin Cam engines. |
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SWESGI Primary Drive Locking Bar Tool 7.60″ Fit for Harley 5 Speed Big Twin FXR FLT, Motorcycle Primary Chain Lock Tool (7.60″) |
This tool is perfect for Harley owners and mechanics who need to service their motorcycle’s clutch or compensator. It’s ideal for DIY riders and repair shops working on Harley-Davidson 5-speed models. |
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BIGLKNM 2 Pack Primary Drive Locking Tool, Motorcycle Primary Drive Twin Cam Locking Tool in Transmissions & Chains for Harley Road King/Softail/Electra Glide/Sportster 883 |
This primary drive locking tool is perfect for Harley owners who want to easily remove and replace parts like the stator, rotor, and clutch nuts. It’s simple to use and won’t damage your bike, making it a great helper for DIY repairs. |
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YTFRL Primary Drive Locking Tool, Motorcycle Twin Drive Cam Lock Hub Nut in Transmissions Chains, POM Primary Twin Drive Cam Locking Tool Compatible with Selected Models, Car Accessories |
This YTFRL Primary Drive Locking Tool is perfect for motorcycle enthusiasts and DIY mechanics who need a reliable, durable tool for engine maintenance. Its compact design and lightweight make it easy to use and store, while its premium material ensures long-lasting performance. |
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BIGLKNM Primary Drive Locking Tool, Motorcycle Primary Drive Twin Cam Locking Tool in Transmissions & Chains for Harley Road King/Softail/Electra Glide/Sportster 883 |
This primary drive locking tool is perfect for Harley owners who need to work on their bike’s transmission or chains. It’s easy to use and won’t damage your bike, making it a great helper for removing or replacing parts. |
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Motorcycle Primary Drive Chain Locking Bar Tool 5.625″ Lock Hub for Harley Primary Locking Tool Fit for Harley Davidson 07- Present 6 Speed FLHR, FLHX |
This Motorcycle Primary Drive Chain Locking Bar Tool is perfect for Harley Davidson owners who need to service their 6-speed FLHR, FLHX, FLHT, or FLTR models. It’s ideal for DIY enthusiasts and professional mechanics looking to easily remove or retorque engine and clutch nuts during primary drive maintenance. |
Detailed Reviews
Discover the top 10 Primary Drive Locking Tools for your motorcycle, handpicked for performance and value. Whether you need durability, ease of use, or affordability, this guide has you covered. Find the perfect tool to make your bike maintenance simple and efficient.
1. Frienda 2 Pieces Primary Drive Locking Tool Twin Drive Cam Locking Tool in Transmissions Chains Single Universal Polyurethane Compatible with Glide Road King Softail, Black

Lock down your motorcycle maintenance with the Frienda 2 Pieces Primary Drive Locking Tool. This essential twin drive cam locking tool is designed for ultimate convenience when working on your transmission chains.
This helpful tool makes locking the primary drive a breeze. It’s perfect for removing or installing primary drive components. Get your bike back on the road safely and efficiently.
Simply insert these compensating sprockets into your primary drive system. They restrict movement without harming sprocket teeth. This universal polyurethane tool is compatible with most Big Twin and XL models, including the Road King.
| Pros | Cons |
|---|---|
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Perfect For:
This primary drive locking tool is perfect for motorcycle owners who want to easily remove or install drive components. It’s simple to use and works with most primary drives, making it a handy tool for anyone working on their bike.
Ready to Purchase?
2. CICMOD All Primary Drive Twin Cam Locking Tool in Transmissions & Chains for Harley Davidson Electra Glide/Road King/Softail

The CICMOD All Primary Drive Twin Cam Locking Tool is a must-have for Harley owners. It works with all Big Twin and XL models. This tool is easy to use and saves time.
This tool locks the primary drive in place. It helps when removing or installing parts. The tool fits between the chain and sprocket without damage.
The package includes one locking tool. It is a simple yet effective solution. This tool is essential for Harley maintenance.
| Pros | Cons |
|---|---|
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Perfect For:
This CICMOD Primary Drive Locking Tool is a must-have for Harley Davidson owners working on their Electra Glide, Road King, or Softail models. It’s also perfect for anyone with Big Twin and XL engines who needs to lock the primary drive for repairs or installations.
Ready to Purchase?
3. SWESGI Primary Locking Tool Motorcycle 6 Speed Primary Drive Locking Bar Tool 5.625” for Harley Six Speed 07- Present FLHR FLHX FLHT FLTR (5.625”)

Lock down your Harley’s primary drive with the SWESGI Primary Locking Tool. This essential tool is built for Harley 6-speed transmissions from 2007 to present. It fits models like FLHR, FLHX, FLHT, and FLTR perfectly.
Its 5.625” length offers the ideal size for both portability and a strong grip. Crafted from high-quality steel, it promises lasting strength and resistance to wear. This tool ensures a stable locking point for all your maintenance needs.
Get the job done safely and easily. This is a must-have for mechanics and DIYers.
| Pros | Cons |
|---|---|
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Perfect For:
This SWESGI Primary Locking Tool is perfect for Harley Davidson motorcycle owners and mechanics who need to perform drivetrain maintenance or upgrades on 2007 and newer 6-speed models. It’s an essential tool for ensuring safe and easy service work.
Ready to Purchase?
4. Primary Drive Locking Tool, Twin Cam Lock Hub For Harley Davidson Road King, Softail, Electra Glide

Keep your Harley running smoothly with this essential Primary Drive Locking Tool. It’s designed for a perfect fit on your Big Twin and XL models from 1941 to 2006. This tool is a must-have for any Harley owner.
Crafted from tough Delrin, this tool won’t scratch or harm your bike’s delicate parts. Its step design ensures it grips the front sprocket and primary chain securely. Plus, it’s built to be wear-resistant and age-resistant, promising long-lasting performance.
Get the job done right with this reliable tool. It’s your key to easy maintenance.
| Pros | Cons |
|---|---|
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Perfect For:
This Primary Drive Locking Tool is perfect for Harley Davidson owners who want to keep their bikes in top shape. It’s easy to use and won’t damage your bike.
Ready to Purchase?
5. Mofun Primary Drive Twin Cam Locking Tool in Transmissions & Chains Black Compatible with Harley Touring Electra Glide Road King Softail Panhead, Shovelhead,Evolution,Twin Cam Engines

The Mofun Primary Drive Twin Cam Locking Tool is a must-have for working on Harley engines. It’s compatible with Touring, Electra Glide, Road King, Softail, Panhead, Shovelhead, Evolution, and Twin Cam models.
This black tool is made of polyurethane and fits between the front primary chain and motor sprocket. It locks the primary drive and stops sprocket teeth movement.
It’s easy to install and perfect for transmissions and chains. The package includes one locking tool, making it a handy addition to your toolkit.
| Pros | Cons |
|---|---|
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Perfect For:
This Mofun Primary Drive Twin Cam Locking Tool is perfect for Harley owners who need to remove or install primary drive parts. It’s easy to use and works with Touring, Electra Glide, Road King, Softail, Panhead, Shovelhead, Evolution, and Twin Cam engines.
Ready to Purchase?
6. SWESGI Primary Drive Locking Bar Tool 7.60″ Fit for Harley 5 Speed Big Twin FXR FLT, Motorcycle Primary Chain Lock Tool (7.60″)

Lock down your Harley’s primary drive with this essential tool. It’s designed to fit Harley-Davidson 5-Speed Big Twin FXR and FLT models. This primary drive locking bar makes working on your bike a breeze.
It holds the chain, clutch, and sprocket so you can easily remove or tighten nuts. Crafted from tough steel, this 7.60″ tool is built to last.
| Pros | Cons |
|---|---|
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Perfect For:
This tool is perfect for Harley owners and mechanics who need to service their motorcycle’s clutch or compensator. It’s ideal for DIY riders and repair shops working on Harley-Davidson 5-speed models.
Ready to Purchase?
7. BIGLKNM 2 Pack Primary Drive Locking Tool, Motorcycle Primary Drive Twin Cam Locking Tool in Transmissions & Chains for Harley Road King/Softail/Electra Glide/Sportster 883

Conquer your motorcycle maintenance with the BIGLKNM 2 Pack Primary Drive Locking Tool! This essential tool makes working on your Harley’s primary drive a breeze. It’s designed for easy use, saving you time and effort.
This heavy-duty locking tool is your secret weapon for removing and replacing stators and rotors. It also makes breaking loose stubborn nuts on your clutch and compensator simple. Get to those gaskets and seals with unmatched ease.
It fits all Big Twin and XL models. This tool won’t damage your bike. Get yours today!
| Pros | Cons |
|---|---|
|
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Perfect For:
This primary drive locking tool is perfect for Harley owners who want to easily remove and replace parts like the stator, rotor, and clutch nuts. It’s simple to use and won’t damage your bike, making it a great helper for DIY repairs.
Ready to Purchase?
8. YTFRL Primary Drive Locking Tool, Motorcycle Twin Drive Cam Lock Hub Nut in Transmissions Chains, POM Primary Twin Drive Cam Locking Tool Compatible with Selected Models, Car Accessories

Tired of wrestling with your motorcycle’s primary drive? This YTFRL Primary Drive Locking Tool is your secret weapon for smooth, hassle-free maintenance.
This tool is made from tough POM material, built to last. It locks your main drive system securely.
It fits most sprockets thanks to its clever design. Get yours today and make repairs a breeze!
| Pros | Cons |
|---|---|
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Perfect For:
This YTFRL Primary Drive Locking Tool is perfect for motorcycle enthusiasts and DIY mechanics who need a reliable, durable tool for engine maintenance. Its compact design and lightweight make it easy to use and store, while its premium material ensures long-lasting performance.
Ready to Purchase?
9. BIGLKNM Primary Drive Locking Tool, Motorcycle Primary Drive Twin Cam Locking Tool in Transmissions & Chains for Harley Road King/Softail/Electra Glide/Sportster 883

The BIGLKNM Primary Drive Locking Tool is a must-have for Harley owners. It works with Road King, Softail, Electra Glide, and Sportster 883 models. This tool makes bike maintenance easier and safer.
It fits all Big Twin and XL models. Use it to remove or replace stator, rotor, nuts, and gaskets. No damage to your bike’s parts.
The tool is simple to use and protects sprocket teeth. Package includes 1 locking tool. Perfect for DIY bike repairs.
| Pros | Cons |
|---|---|
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Perfect For:
This primary drive locking tool is perfect for Harley owners who need to work on their bike’s transmission or chains. It’s easy to use and won’t damage your bike, making it a great helper for removing or replacing parts.
Ready to Purchase?
10. Motorcycle Primary Drive Chain Locking Bar Tool 5.625″ Lock Hub for Harley Primary Locking Tool Fit for Harley Davidson 07- Present 6 Speed FLHR, FLHX

This Motorcycle Primary Drive Chain Locking Bar Tool is a brand-new, must-have tool for Harley Davidson owners. It’s 5.625 inches long and fits 2007 and newer 6-speed models like FLHR, FLHX, FLHT, and FLTR. Made of durable 1018 Cold Rolled Steel, it’s built to last with a Black Oxide Coating.
This tool locks the primary drive sprockets in place, making it easy to remove or tighten engine and clutch nuts. Proudly made in the USA, it’s designed for long-lasting use and simple operation.
| Pros | Cons |
|---|---|
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Perfect For:
This Motorcycle Primary Drive Chain Locking Bar Tool is perfect for Harley Davidson owners who need to service their 6-speed FLHR, FLHX, FLHT, or FLTR models. It’s ideal for DIY enthusiasts and professional mechanics looking to easily remove or retorque engine and clutch nuts during primary drive maintenance.
Ready to Purchase?
Buying Guide
Maintaining your motorcycle is easier with the right tools. A primary drive locking tool is a must-have for any rider.
Choosing the best primary drive locking tool can make bike repairs simple and safe. Here’s what to consider when buying one:
- Compatibility: Ensure the tool fits your motorcycle model. Most tools are designed for Harley models but check if they work with your specific bike.
- Material: Look for durable materials like steel, polyurethane, or Delrin. These ensure the tool lasts long and doesn’t damage your bike.
- Size: The tool’s size should match your bike’s primary drive system. Measurements like 5.625” or 7.60” are common for specific Harley models.
- Ease of Use: Choose a tool that’s easy to install and use. It should lock the primary drive securely without hassle.
- Protection: The tool should protect sprocket teeth and other delicate parts. Avoid tools that might cause scratches or harm.
- Versatility: Some tools work with multiple models or engines. A versatile tool can save you money in the long run.
- Durability: Opt for tools with wear-resistant and age-resistant features. They’ll last longer and perform better.
With the right primary drive locking tool, your motorcycle maintenance will be smooth and reliable. Choose wisely and keep your ride in top shape!