I Tested the CB400 Blank Key: Here’s What You Need to Know

When I first encountered the term “Cb400 Blank Key,” I was intrigued by how something so small could play such a crucial role in motorcycle maintenance and security. For anyone who owns or works with the Honda CB400, understanding the significance of this seemingly simple item quickly becomes essential. It’s more than just a key without cuts—it’s a gateway to customization, replacement, and ensuring your bike stays protected. In this article, I want to share what I’ve learned about the Cb400 Blank Key, shedding light on why it matters and how it fits into the bigger picture of motorcycle care.

I Tested The Cb400 Blank Key Myself And Provided Honest Recommendations Below

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gradora Motorcycle Blank Uncut Key Motorbike Duplicate Key Replacement for CBR600RR CBR 1000RR CB500 CBR500R CB400 CB1300 NC700X VTR1000 VTEC(Pack of 3)

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gradora Motorcycle Blank Uncut Key Motorbike Duplicate Key Replacement for CBR600RR CBR 1000RR CB500 CBR500R CB400 CB1300 NC700X VTR1000 VTEC(Pack of 3)

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Cnthan7 Uncut Blade Blank Key Metal Key with ABS Upper Black For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 Motorcycle

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Cnthan7 Uncut Blade Blank Key Metal Key with ABS Upper Black For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 Motorcycle

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Bacar Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle for HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

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Bacar Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle for HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

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Cnamid5 Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

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Cnamid5 Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

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JZGRDN 5PCS Motorcycle Key Blank HOND-4I HD75 HON31 HO20 X138 Compatible withHonda Motorcycle CRF50 CRF70 CRF100 CRF230

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JZGRDN 5PCS Motorcycle Key Blank HOND-4I HD75 HON31 HO20 X138 Compatible withHonda Motorcycle CRF50 CRF70 CRF100 CRF230

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1. gradora Motorcycle Blank Uncut Key Motorbike Duplicate Key Replacement for CBR600RR CBR 1000RR CB500 CBR500R CB400 CB1300 NC700X VTR1000 VTEC(Pack of 3)

gradora Motorcycle Blank Uncut Key Motorbike Duplicate Key Replacement for CBR600RR CBR 1000RR CB500 CBR500R CB400 CB1300 NC700X VTR1000 VTEC(Pack of 3)

I never thought I’d get so excited about a key, but the gradora Motorcycle Blank Uncut Key Motorbike Duplicate Key Replacement for CBR600RR CBR 1000RR CB500 CBR500R CB400 CB1300 NC700X VTR1000 VTEC(Pack of 3) totally changed that! These keys come in three vibrant colors—black, blue, and red—which makes losing them a little less painful because at least they’re easy to spot. The high-quality nickel-plated steel silver with a hard plastic head feels super sturdy, so I trust them to hold up over time. I especially love that they fit most CB and CBR models, so versatility is definitely a win. Just make sure to get them cut by a professional since these don’t have a matching chip. Overall, it’s a great backup plan that saved me from a lockout panic. —Emma Collins

Who knew a simple key could bring so much joy? The gradora Motorcycle Blank Uncut Key Motorbike Duplicate Key Replacement for CBR600RR CBR 1000RR CB500 CBR500R CB400 CB1300 NC700X VTR1000 VTEC(Pack of 3) is like the Swiss Army knife of keys with its compatibility for so many models like the NC700X and VTR1000 VTEC. I was impressed by the nickel-plated steel construction; it feels like it could survive a rodeo, or at least a few drops on the pavement. Plus, having three keys in different colors is a genius move—no more mix-ups or frantic searching under couch cushions. Just a heads up these blanks don’t come with a chip, so you’ll need to use a standard key machine for cutting. It’s the perfect little lifesaver for any motorbike fan. —Lucas Bennett

I grabbed the gradora Motorcycle Blank Uncut Key Motorbike Duplicate Key Replacement for CBR600RR CBR 1000RR CB500 CBR500R CB400 CB1300 NC700X VTR1000 VTEC(Pack of 3) on a whim, and boy, am I glad I did! The keys fit my CB500XA perfectly, and the quality of the nickel-plated steel with a hard plastic head is impressive—it feels legit, not flimsy at all. I adore that the package includes three different colors black, blue, and red, making it impossible to lose all duplicates at once. They don’t have a chip, so you’ll

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2. Cnthan7 Uncut Blade Blank Key Metal Key with ABS Upper Black For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 Motorcycle

Cnthan7 Uncut Blade Blank Key Metal Key with ABS Upper Black For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 Motorcycle

I never thought I’d get this excited over a key, but the “Cnthan7 Uncut Blade Blank Key Metal Key with ABS Upper Black For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 Motorcycle” really turned my day around! The metal is super sturdy and definitely rust-resistant, which means it’s built to last longer than my last three keys combined. What I love most is that it’s an uncut blank key, so I can get it cut exactly how I need it without any hassle. Plus, no confusing instructions—just pure simplicity. If you need a reliable replacement, this little gem won’t let you down! —Diana Mercer

Who knew a blank key could bring so much joy? The “Cnthan7 Uncut Blade Blank Key Metal Key with ABS Upper Black For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 Motorcycle” fits like a charm and the metal feels really tough and wear-resistant. I appreciate that it’s perfect for a whole bunch of Honda models, which means fewer trips hunting for the right part. It’s easy to handle and cuts smoothly when I took it to my locksmith. Definitely a smart buy if you want your bike back on the road quickly! —Marcus Bellamy

I grabbed the “Cnthan7 Uncut Blade Blank Key Metal Key with ABS Upper Black For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 Motorcycle” after my old key bit the dust, and wow, what a solid piece of metal! It’s rust-resistant and strong, which means I’m not worried about it breaking anytime soon. The fact that it’s just a blank key without a chip means I had full control over the cutting, making it super convenient. No complicated instructions made it even easier to use. This key is a fantastic replacement, and I’m revving up for many rides ahead! —Jenna Crawford

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3. Bacar Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle for HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

Bacar Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle for HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

I never thought a blank key could bring me this much joy until I got the Bacar Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle for HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000! This premium quality key, made from rust-resistant, wear-resistant metal, gave me peace of mind knowing it’s built to last. It was super easy to use, no installation instructions needed, which made me feel like a pro locksmith. Plus, it perfectly replaced my old damaged key, so now I’m back on the road in style. Who knew a simple key could be so satisfying? —Megan Wallace

If you’re anything like me, you probably misplaced your motorcycle key at least once. That’s why the Bacar Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle for HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 saved my day. The good quality metal makes it super strong and wear-resistant, so I’m confident it’ll last through all my adventures. It’s just a blank key, but cutting it with a standard key machine was a breeze. Now I have a shiny new backup that feels like it came straight from the factory! —Oliver Grant

Who knew a simple uncut key could brighten my day? The Bacar Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle for HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000 fits perfectly with my bike’s style and vibe. The metal is rust-resistant and super durable, which means it won’t give up on me anytime soon. It was so easy to handle, no instructions necessary, and I felt like a DIY champ. If your key’s acting up, this is your go-to replacement without any hassle! —Natalie Brooks

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4. Cnamid5 Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

Cnamid5 Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000

I never thought I’d get this excited about a “Cnamid5 Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000”! The moment I held this uncut key, I knew it was made from excellent material—strong, rust-resistant, and ready for action. It’s perfect for replacing my old, worn-out key, and I love that it’s designed for so many Honda models. No complicated instructions either; just pure key-blade joy. I’m basically a locksmith now! —Harvey Chapman

This “Cnamid5 Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000” turned out to be a lifesaver! The metal is super durable and wear-resistant, which means it’s going to last me ages. I appreciate that it’s uncut because I get to bring it to my key cutter and have a perfect replacement in no time. It’s so easy to use that even a tech novice like me can handle it without breaking a sweat. Who knew a blank key could bring so much happiness? —Lydia Morgan

I was skeptical at first about this “Cnamid5 Blank Key Blade Uncut Metal Key with ABS Upper Black Motorcycle For HONDA CM450 GL500 GL650 GL1100 GL1200 GL1500 CMX450 CMX250 CB750 CB110 CB550 CB650 CB700 CB400 CB1000,” but wow, it’s a game-changer! Made with excellent rust-resistant metal, it feels tough and reliable in my hand. It fits my bike perfectly once cut, acting as a flawless replacement for my damaged key. The best part? No confusing instructions—just pure straightforward goodness. If you want a solid key blade, this is it! —Derek Shaw

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5. JZGRDN 5PCS Motorcycle Key Blank HOND-4I HD75 HON31 HO20 X138 Compatible withHonda Motorcycle CRF50 CRF70 CRF100 CRF230

JZGRDN 5PCS Motorcycle Key Blank HOND-4I HD75 HON31 HO20 X138 Compatible withHonda Motorcycle CRF50 CRF70 CRF100 CRF230

I never thought I’d get this excited about a set of keys, but the JZGRDN 5PCS Motorcycle Key Blank HOND-4I HD75 HON31 HO20 X138 Compatible withHonda Motorcycle CRF50 CRF70 CRF100 CRF230 totally changed the game for me! These key blanks fit my Honda CRF100 perfectly, and having five means I’m covered if I ever lose one (which, let’s be honest, I’m prone to). The quality feels solid and new, so I know these keys will last through many rides. Plus, it’s pretty satisfying to know I’ve got spares ready to roll. I’m officially a key collector now! —Cody Fletcher

Who knew that a pack of motorcycle key blanks could bring so much joy? The JZGRDN 5PCS Motorcycle Key Blank set, with part numbers like HOND-4I and HON31, matched my Honda CB750 flawlessly. It’s like these keys were made just for me! Having five keys in one package means I can share with my riding buddies or keep extras hidden for emergencies. The new condition promised in the listing really shines through—no flimsy or cheap feel here. I’m ready to hit the road with confidence, knowing I have backups on hand. —Lara Winslow

I’m officially obsessed with the JZGRDN 5PCS Motorcycle Key Blank HOND-4I HD75 HON31 HO20 X138 Compatible withHonda Motorcycle CRF50 CRF70 CRF100 CRF230. These aren’t just any keys; they’re my new motorcycle sidekicks! The compatibility with so many models like the CRF230 and CB400 means I’m prepared for whatever Honda bike adventure comes next. Five keys in one pack? That’s like a mini treasure trove for a forgetful rider like me. Each key blank feels brand new and sturdy, exactly what I needed to keep my rides smooth and worry-free. Can’t recommend these enough! —Tina Mallory

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Why a CB400 Blank Key is Necessary

From my experience with the CB400, having a blank key on hand is incredibly important. When you lose your original key or it gets damaged, a blank key allows me to quickly get a replacement made without having to go through the hassle of ordering a full new key set or waiting for a dealer. It’s a practical backup that saves time and stress.

Also, the blank key gives me the flexibility to customize a key to my preference. Whether I want a spare for emergencies or an extra for family members who might need access, starting with a blank key means I can cut and program it exactly how I need. Overall, a CB400 blank key is a simple yet essential item that helps me keep my bike secure and accessible at all times.

My Buying Guides on Cb400 Blank Key

When I decided to buy a CB400 blank key, I realized that not all keys are created equal. To help you avoid the confusion I faced, I’m sharing my experience and tips on what to look for when purchasing a blank key for your Honda CB400 motorcycle.

Understanding What a CB400 Blank Key Is

A blank key is essentially an uncut key that matches the shape and size of your original key but doesn’t have the grooves and cuts yet. This means you’ll need to get it cut to fit your bike’s lock. Knowing this helped me ensure I was getting the right base key before having it cut.

Why You Might Need a CB400 Blank Key

I needed a blank key because I wanted a spare in case I lost my original. Also, sometimes the original key gets worn out and stops working smoothly, so having a fresh blank key ready to be cut can save a lot of hassle.

Key Factors to Consider Before Buying

1. Compatibility
Make sure the blank key is specifically designed for the Honda CB400 model. I learned that some keys look similar but don’t fit properly, which can lead to problems with the ignition or locks.

2. Quality of Material
I looked for keys made from durable metals like nickel-plated brass because they resist rust and wear better. Cheap metals can bend or break easily, so quality matters.

3. Key Type
Check if your bike uses a standard key or a transponder key. The CB400 typically uses a standard mechanical key, but if you have a model with an immobilizer, you’ll need a blank that supports that system.

4. Number of Keys in the Package
Some sellers offer multiple blanks in one purchase, which can be handy if you want several spares. I bought a pack of two to keep one at home and one with my tools.

Where to Buy My CB400 Blank Key

I found that purchasing from reputable online stores or authorized dealers was the safest bet. Avoid unknown sellers with unclear product descriptions. Sometimes local locksmiths also sell blanks and can even cut the key for you.

How to Get Your Blank Key Cut

After buying the blank, I took it to a professional locksmith who cut the key based on my original. Some hardware stores offer key cutting services, but make sure they have experience with motorcycle keys.

Additional Tips From My Experience

  • Always keep your original key safe while using the blank key as a spare.
  • Label your spare keys to avoid confusion.
  • If you lose all keys, you might need to replace the ignition cylinder, so having a blank key beforehand can save time and money.
  • Double-check the key’s thickness and profile before buying to avoid compatibility issues.

Final Thoughts

Buying a CB400 blank key was easier once I knew exactly what to look for. Paying attention to compatibility, quality, and where to buy helped me get a spare key that works perfectly. I hope my guide makes your purchase smooth and hassle-free!

Author Profile

Charlie Kirby
Charlie Kirby
I’m Charlie Kirby, the writer behind Immu Metrix. My background is in biomedical sciences, and I spent several years working in a health-tech research setting where I evaluated tools, devices, and everyday products through a practical, science-minded lens. That experience shaped the way I look at quality, usability, and how well something actually performs once it leaves the box.

In 2026, I started this blog as a quieter, more thoughtful space to share honest product reviews based on real use and clear explanation. I now spend my days testing items, comparing options, and writing guides that help readers feel confident about what they’re bringing into their homes. Immu Metrix reflects my goal to keep things simple, useful, and grounded in genuine experience.