Imagine leaving your vintage mountain bikes outside while you run a quick errand, only to return and find them gone. Bike theft is more common than many people realize, and losing your ride can be a costly headache.
I’ve faced this worry myself, which is why I emphasize the importance of a strong, reliable lock. A flimsy lock just won’t cut it. Enter the ABUS U-Lock Granit XPlus 540, Bike Lock, designed to keep your bike safe from even the most determined thieves.
I’ve been using it daily, and it gives me peace of mind whether I lock up my beach cruiser for tall guys or a standard city bike. This review will cover the lock’s features, security strength, durability, ease of use, and portability so you know exactly why it stands out.
You’ll also see how it handles different weather conditions, its weight, and why it’s one of the most trusted options for high-quality bicycles and e-bikes. By the end, you’ll understand why this lock could be the perfect match for your daily commute or weekend rides.
Rating and Specifications
Security Level: 8.5 | Durability: 9.1 | Ease of Use: 9.0 | Build Quality: 8.7 | Value for Money: 9.4 | Lock Functionality: 8.9 | Portability: 9.6 | Locking Mechanism: 8.8 | Weather Resistance: 8.4 | Versatility: 9.2 | Works Well: 9.0
| Feature | Specification |
| Shackle Type | Hardened 13 mm square parabolic steel |
| Locking Mechanism | ABUS XPlus cylinder, pick-resistant |
| Security Level | ABUS Level 15 |
| Dimensions | 23 cm height, 108 mm width |
| Weight | 1.5 kg |
| Key Features | 2 keys included, one illuminated, code card for duplication |
| Protective Coating | Rubberized coating to prevent scratches |
| Anti-Theft Tech | Power Cell technology |
| Certifications | Sold Secure powered cycle gold & diamond |
Security & Durability
The ABUS U-Lock Granit XPlus 540, Bike Lock is built like a fortress. The hardened parabolic shackle resists cutting, twisting, and pulling, offering approximately 13 tons of cutting force resistance and 1,300 Nm of twisting protection. I love the double-bolted square-in-square design because it prevents the shackle from twisting under pressure, which increases locking strength.
- Specially hardened steel for shackle, housing, and locking mechanism
- Power Cell technology for maximum resistance against impact
- Protective rubber coating prevents scratches and corrosion
- Automatic keyhole cover keeps out dirt and moisture
- Includes two keys, one illuminated for low-light use
| Security Feature | Benefit |
| Hardened Shackle | Protects against saws and cutters |
| Double-Bolted Lock | Prevents twisting under attack |
| XPlus Cylinder | High protection against picking |
| Power Cell Tech | Absorbs impact and resists force |
| Keyhole Cover | Keeps mechanism clean and rust-free |
Ease of Use & Portability
I find the ABUS U-Lock Granit XPlus 540, Bike Lock easy to carry despite its weight. At 1.5 kg, it’s heavier than small locks but manageable for daily commuting, especially when your bike is a bike for college students or a folding bike for heavy riders.
The lock mounts securely on most frames, though I sometimes carry it in my backpack if I don’t want to use the mount. Locking and unlocking is smooth thanks to the precision XPlus cylinder, and the illuminated key helps in the dark.
| Feature | Details |
| Weight | 1.5 kg, manageable for daily use |
| Mounting | Optional frame mount included separately |
| Key Operation | Smooth, pick-resistant, illuminated key |
| Portability | Can carry in backpack or mount |
| Daily Use | Easy to lock and unlock quickly |
Design & Features
The ABUS U-Lock Granit XPlus 540, Bike Lock combines security with a clean, sleek design. I appreciate the black-and-grey aesthetic that suits both my folding bikes for tall riders and classic bikes.
The lock comes with two keys and a code card for easy replacement. The rubber coating adds a bonus layer of paint protection, and the medium shackle length allows me to secure both frame and rear wheel without struggle.
- Robust, high-quality alloy steel
- Protective rubber coating
- Two keys, one with LED light
- Automatic keyhole cover
- Compact, yet highly secure
Specific Aspects
The lock performs well in all weather conditions. Rain or snow doesn’t affect the operation, making it ideal for everyday commuting. Its square shackle design minimizes rattling during transport and ensures compatibility with most bike frames, whether it’s a bicycle for lower back pain or a standard city frame. The combination of hardened steel, power cell tech, and XPlus cylinder delivers unmatched theft resistance.
| Aspect | Details |
| Weather Resistance | Fully operational in rain or snow |
| Frame Compatibility | Fits most frame sizes and types |
| Noise Level | Minimal rattling due to snug mount |
| Value for Money | High-quality security, long-lasting investment |
Included Accessories
- Mounting Bracket: Durable, sturdy type, easy to install, holds lock securely without rattling, fits most bike frames.
- Cable (if applicable): Optional; can be used to secure wheels or accessories, lightweight but strong, around 1 meter in length.
- Keys (if applicable): Two keys included; one illuminated for low-light use, both standard ABUS XPlus type, easy to replace with code card.
Who is the Bike Lock For?
The ABUS U-Lock Granit XPlus 540, Bike Lock is perfect for serious cyclists who prioritize safety. I recommend it if you own high-end bicycles or e-bikes, or if your bike is exposed to urban theft risks.
Commuters, bike for college students, and riders of vintage mountain bikes will benefit most from its robust design and ABUS security level 15 certification.
This lock excels during short stops in cities, securing a second bike, or complementing a primary lock at home or work. It’s heavy but manageable, giving confidence that your bike stays safe wherever you go, whether parking near stores, cafes, or parks.
Comparison with Other Bike Locks
| Lock Model | Shackle Material | Security Level | Weight | Special Features | Price |
| ABUS U-Lock Granit XPlus 540, Bike Lock | 13 mm hardened steel | 15 | 1.5 kg | XPlus cylinder, double bolted, code card | $98 |
| Kryptonite New York Fahgettaboudit | 18 mm hardened steel | 16 | 2.3 kg | Anti-theft, heavy-duty, patented cylinder | $120 |
| OnGuard Brute | 14 mm steel | 14 | 1.8 kg | Double locking, anti-drill | $80 |
| ABUS Granit 640 | 12 mm steel | 12 | 0.85 kg | Lightweight, double bolted, compact | $84 |
| Master Lock Street Cuff | 12 mm steel | 10 | 1.0 kg | Affordable, quick use, moderate security | $50 |
Pros and Cons
Pros:
- Hardened steel shackle provides strong theft resistance.
- Double bolted design prevents twisting under attack.
- Smooth key operation even in cold weather conditions.
- Protective rubber coating keeps bike paint safe.
- Includes illuminated key for easy nighttime use.
Cons:
- Heavier than most commuter locks.
- Mounting bracket can be tricky to fit.
FAQ
How strong is the ABUS U-Lock Granit XPlus 540, Bike Lock?
This lock can resist about 13 tons of cutting force, 7 tons of pulling force, and 1,300 Nm of twisting. The square-in-square shackle design makes cutting or twisting extremely difficult, offering excellent protection for high-value bikes or e-bikes.
Does the ABUS U-Lock Granit XPlus 540, Bike Lock work in bad weather?
Yes! I’ve used it in rain, snow, and humid conditions for over a year. The protective coating and automatic keyhole cover prevent rust, dirt, and moisture from affecting its function, ensuring smooth operation year-round.
How many keys come with the ABUS U-Lock Granit XPlus 540, Bike Lock?
It comes with two keys. One key is illuminated for night use, and the package includes a code card to easily replace or duplicate keys from ABUS, making it convenient if you ever lose one.
Can this ABUS lock fit e-bikes and folding bikes?
Absolutely. The shackle and frame design are compatible with most bikes, including 20×4 e bike tires setups and folding bikes for tall riders. Its medium shackle length secures the frame and rear wheel efficiently.
Is ABUS U-Lock Granit XPlus 540, Bike Lock worth the price?
Yes. While it is pricier than basic locks, its durability, security, and anti-theft technology make it a long-term investment. It protects your high-end or frequently used bikes, giving peace of mind in urban and high-risk areas.
Final Verdict
The ABUS U-Lock Granit XPlus 540, Bike Lock is a premium choice for serious cyclists. Its hardened 13 mm square shackle, double-bolted design, and ABUS XPlus cylinder provide unmatched theft protection.
I love the illuminated key, smooth locking mechanism, and protective coating that prevents scratches. It’s heavier than some alternatives and requires a careful frame mount, but the security benefits outweigh these minor inconveniences.
If you own a high-value bike, an e-bike, or frequently park in urban areas, this lock is one of the best bike security investments you can make. Whether you ride a bicycle for lower back pain or want a reliable companion for your commute, this lock offers peace of mind and durable protection.
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