The 7 Best U shaped Bicycle Locks (2023 reviews)

We consider a u shaped bicycle lock to be a worthy investment in the long run. We are here to help you choose the right one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Master Lock U shaped Bicycle Lock READ REVIEW

Best With flex: Buy: Kryptonite Hardened Steel Shackle READ REVIEW

Best For motorcycle: Buy: KASTEWILL U shaped Bicycle Lock READ REVIEW

Best For High Theft risk cities: Buy: via Velo U shaped Bicycle Lock READ REVIEW

Best With Combination: Buy: Kryptonite U shaped Bicycle Lock READ REVIEW

Best For smaller bikes: Buy: west biking U shaped Bicycle Lock READ REVIEW

Best For fat tire Bike: Buy: ICOCOPRO U shaped Bicycle Lock READ REVIEW

Best Overall: Master Lock U shaped Bicycle Lock

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This lock is powerful enough to fend off both hipsters and homeless people alike. It features a hardened steel body and double locking shackle for superior cutting and prying resistance. The cable allows you to lock the front tire to the main lock which is great for bikes with a quick release tire. The plastic liner on the cable makes it easy to handle without cuts from the metal cable.

Because of stability, it is easy to carry the lock. The u-loop is quite big, so you can lock it around the frame of the bike. It comes with two easy to use reversible keys that can quickly go into the lock without having to go in in a specific way.

• Pretty fast to lock and unlock, the mounting system is decent
• Good brand reputation

Best With flex: Kryptonite Hardened Steel Shackle

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We would, of course, be remiss if we didn't mention kryptonite hardened steel shackle for daily purpose. The key with the light is a nice feature if you ride your bike in the evenings. The ulock has a mount that attaches easily to the bike wherever is comfortable. It features, providing advanced protection against twist and single cut style attacks. The cable provides additional protection which secures the front wheel during a proper lock-up. It works well and is very secure when used with the cable. The locking mechanism absolutely keeps the lock safe on your bike. It fits most scooter bag, so quite convenient to use and nicely designed to prevent scratching your bike.

• Solid construction, secure, great bike attachment
• Sturdy, slightly heavy lock but easy to use
• Fits well in its carrier that attaches to bike frame
• Sturdy, fast bike lock but has limited range

Best For motorcycle: KASTEWILL U shaped Bicycle Lock

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You can mount this bike lock on your bike while cycling. It is made of environmentally friendly silicone cover and high quality alloy steel which is cutting-resistant, leveraging-resistant and dill-resistant. It is coated with a matte pvc cover which makes it fancier and resistant to scratches. The silicone cover makes it resist from dust and dirt to prolong the life of your lock.

The lock is very easy to use and it’s very sturdy to keep your bike locked. It allows greater locking flexibility. It is sufficient to wrap around a pole or bike rack.

• Easy to use and very secure
• Delivers what they promise

Best For High Theft risk cities: via Velo U shaped Bicycle Lock

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This bike lock is very strong and durable. It comes with two keys and it's super easy to lock and unlock. This bicycle lock uses a hexagonal PVC cover, which can resist corrosion by water, dust and dirt and extend the life of the lock. It also has an onboard cap to keep your locking mechanism dry when not in use. The cable is strong and just the right length to secure your bike without being too bulky to bring along on a ride.

There are a lot of cool features such as the way the U-lock attaches to the bike or the anti-dust protector, etc. This is a good solid lock and easy to engage and disengage / lock unlock. One of the benefits of this lock is the included mounting bracket, which allows for easy transportation and storage of the lock when not in use.

• Love the extra security and durability
• Lot of satisfied buyers

Best With Combination: Kryptonite U shaped Bicycle Lock

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A combination lock is slightly less secure than a key lock, so you sacrifice a bit of security for the added convenience. The mechanism is much easier to use. It includes the mount for the lock that attaches to the bike. The dials rotate nicely in both directions and have firm stopping points. The extra bracket that helps carry the lock on the bike is great.

The Combo lock is a great idea, easy enough to set, and the lock is deterrent from would-be thieves. The lock works great, easy to set up.

• A strong lock that necessitates strong fingers
• Compact in size, easily mounted, and no key to misplace
• Secures to bike and has easy removal
• Pretty lightweight and the tumblers are easy to turn, even after a few years

Best For smaller bikes: west biking U shaped Bicycle Lock

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This lock really only locks a wheel to maybe part of the bike frame. It adopts a unilateral unlocking design, convenient to quickly open and close the bicycle u-lock. This one is pretty lightweight so doesn’t add much weight for transport. The lock comes with a holder that you can attach to the frame of your bike. It is the only lock remotely as light as it already.

This is a relatively small bicycle U-shaped lock. It comes with 2 keys good for scooter and bike. It comes with a holder that you can attach to the frame of your bike.

• Waterproof, rustproof, high security, anti-theft u-lock for road riding mountain biking bicycle lock
• Good investment for long term

Best For fat tire Bike: ICOCOPRO U shaped Bicycle Lock

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The lock and key feel like a great product. This lock is nicely clad in a rubber material that will protect your bike as well as the lock. The rubber (or silicone coating) gives it a nice sleek look and also will protect the metal. The lock has a nice rubberized coating, and slide to cover the keyhole when not in use. It is also feels very sturdy and thick.

The lock is wide enough to attach to many different objects. The lock fits through the eyelets in the cover and through the front tire to deter people from stealing your property. The keyhole is protected by a plastic cover which is a nice touch, helps keep out dirt, snow etc.

• Will work great on regular bike tires and most bike frames
• Feels well made and comes with 3 keys
• Lot of satisfied buyers