1 / 7Kryptonite Evolution Series 4 999607 14 mm Disc Lock
The Kryptonite Evolution Series 4 999607 is a keyed disc lock with a claimed 14 mm hardened steel shackle and double-deadbolt mechanism. Its small listed dimensions and 0.5 kg weight suit buyers seeking a compact lock, though customer feedback is mixed on handling and size.
At a glance
- Manufacturer claims the 14 mm hardened steel shackle resists cutting and leverage attacks.
- Double deadbolts engage both shackle ends, with the listing claiming added protection against twisting.
- Reinforced cylinder protection and a sliding dustcover are specified.
- Three stainless steel keys are claimed as included.
Often bought together
Kryptonite KryptoFlex Security Cable, 2.6FT/4FT/7FT/30FT Long Braided Steel Flex Bike Lock Anti-Theft Cable with Looped Ends for Outdoor Equipment, U-Lock and Padlock, 5mm-10mm Thick
$39.99
Kryptonite Evolution Ground Anchor, High Security Anti Theft Floor or Wall Anchor for Motorcycle Bike E-Bikes, Heavy-Duty Hardened Steel Swing Shackle,Black
$104.23
Pros and cons
Pros
- Three keys provide spares without requiring another purchase, according to the listing.
- The stated 14 mm shackle and double-deadbolt design offer concrete security-focused construction features.
Technical specifications
17 specifications| Brand | Kryptonite |
|---|---|
| Model | 999607 |
| Lock type | Deadbolt |
|---|---|
| Style | Disc Lock |
| Shackle diameter | 14mm |
| Locking mechanism | Double deadbolt locking mechanism gives additional protection against twist attacks |
| Cylinder protection | Reinforced anti-drill or pull cylinder protection system |
| Dust protection | Sliding dustcover protects and extends cylinder life |
| Keys | Includes 3 stainless steel "I" keys for better ergonomics |
| Control methods listed | App |
| Special feature | Anti-theft |
| Form factor | U Shape |
|---|---|
| Dimensions listed | 48 x 30 x 54 millimeters |
| Weight listed | 0.5 kg |
| Material listed | hardened MAX-Performance steel shackle |
| Finish | Protective vinyl cover |
| Number of pieces | 1 |
What to know before buying
Listing details to confirm
Listing details are contradictory or inconsistent: the title says yellow, while details say black and the included-components entry names a black lock. The control method is listed as App for a keyed mechanical lock, and the title calls it a 14 mm disc lock while the form factor is U Shape. Confirm the exact colour and configuration before buying. The manufacturer describes optional protection and key-registration programmes, whose eligibility and terms are not specified here.
What’s in the box
Included- Kryptonite Series 4 disc lock, black
Who is it for?
A good fit for
- Motorcycle or scooter owners wanting a keyed disc lock with a 14 mm shackle and double deadbolts.
- Buyers who value having three keys and cylinder dust protection.
Less suited to
- Riders prioritizing low weight or an especially easy-to-handle lock, as customer feedback is mixed on weight and ease of use.
- Buyers who require a confirmed yellow finish without verifying the selected listing.
Customer reviews on Amazon
- 5 stars
78% 78% - 4 stars
15% 15% - 3 stars
4% 4% - 2 stars
1% 1% - 1 star
2% 2%
Customer feedback describes the lock as robust and well made, with positive impressions of durability, security and appearance. Ease of use, size and weight receive mixed feedback. The stated 0.5 kg weight and compact dimensions help put those handling concerns in context, but buyers who prioritize a light, effortless lock should consider them carefully. Aggregate ratings are mostly five-star, but ratings alone do not establish why customers responded as they did.
Positive themes
- Customers describe the lock as robust and of good quality.
- Feedback highlights positive impressions of durability, security and appearance.
Mixed feedback
- Customer feedback is mixed about ease of use, size and weight.
Frequently asked questions
How many keys does the listing say are included?
It claims three stainless steel keys. Confirm the selected listing if the key count is important.
What is the listed shackle diameter?
The title and feature text specify a 14 mm hardened steel shackle.
What colour is this lock?
The title says yellow, but the details and included-components text say black. Confirm the colour before ordering.
Does the listing specify app control?
It lists App as a control method, which conflicts with the keyed disc-lock description. Treat app control as unconfirmed.
Alternative options
ARTAGO 32 State-of-the-art Motorcycle Disc Lock 2in1 | Smart Alarm, 120dB, Don't Touch Warning | Exclusive SAA Triple Locking, SRA & Sold Secure Gold Approved, Stainless Steel, Brake Anti-Theft Device
$199.00
OKG Heavy Duty Chain Lock, 3.3 ft x 1/2 inch Thick Hexagonal Cinch Ring Security Chain with 18mm Hardened Alloy Steel Small U Lock for Motorcycles, Mopeds, Bikes, Trailers, Scooters, and More
$140.32
KOVIX Overlord Series Alarm Disc Lock - Motorcycle Security with Easy Push Down Locking Technology - Security Level 7 - Lock Pin Diameter 6mm - Orange
$79.80
URBAN 999 Approved Motorcycle Disc Lock with Smart Alarm | 120dB, LED, Warning, A+ Sensitivity, X2 ON | SRA & Sold Secure Gold Tested Anti-Theft for Motorbike | 14mm Double Locking, Hardened Steel
$164.94
URBAN UR6 Hi-Tech Motorcycle Disc Lock with Smart Alarm | Best Value | 120dB, LED, Warning, A+ Sensitivity, Truly Waterproof, Long-Life CR2 Battery, Carried Locked, Bike Anti Theft Wheel Brake Locks
$99.99
Solid Alarm Chain Lock ZCH-005 – 120 dB Alarm, Nylon-Covered 6 mm Steel Chain, Anti-Drill & Corrosion-Resistant, 600 mm, Ideal for Bikes and Scooters
$89.00
Noisy Cat Lock Series ZUG14 – 120dB Alarm, 14mm Cut-Resistant U-Shackle (Internal Dimensions: 98 × 230mm), Anti-Drill, PVC-Coated, Corrosion-Resistant, Art Certified, Includes Mounting Bracket
$75.99
Young Electric Hitch Mount Single Bike Rack with Ramp for Electric Bike, 100 lbs. Capacity Bike Carrier for Truck, Trailer, RV, SUV
$279.99
Young 200 lbs 2-Bike Rack Hitch Mount for Car SUV, 2" Receiver, Easy Fold | Fits Up to 5" fat tire & standard bikes, Smart Tilt for trunk access, Anti-wobble, Soft padded hooks prevent scratches
$226.99
Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Secure ULock - Ultra Security Bicycle Safety Tool with Keys for City Electric or Mountain Bikes and Scooters (7.1 Inch)
$109.98
ZOVII ZV6 Disc Lock (Black) – Motorcycle & Scooter Brake Lock – Dual-Leg V Shape Design – 6mm Locking Pin – Portable Anti-Theft Security Lock, Anti-Drill & Cut Resistant, Includes Reminder Cable
$48.00
Young 2-Bike Ebike Hitch Rack with Ramp, 200 lbs Capacity for Car, SUV | Fits fat tire & standard bikes. Fits 2" receivers, Scratch-free, Sturdy steel/aluminum, Anti-wobble, Ramp stores on rack
$379.99
