Kryptonite Evolution Series 4 Disc Lock - Black

Kryptonite Evolution Series 4 disc lock in black, engineered for V-twin motorcycles with a hardened 5/16" shackle and reinforced anti-drill cylinder that resists cutting and leverage attacks. Comes with 3 keys including one LED lighted key, plus lifetime key registration and replacement service.

Features

• Oval crossbar design with hardened 5/16" shackle
• Reinforced anti-drill/pull cylinder with over 1 million key variations
• 3 keys included: 2 standard "I" keys and 1 LED lighted key with replaceable battery
• Vinyl coated and weatherproof construction
• Lifetime key registration and replacement service

Specifications

• Brand: Kryptonite
• Manufacturer Part #: 999607
• UPC: 720018999607
• Length: 6.95 in
• Width: 8.3 in
• Height: 2.05 in
• Weight: 1.83 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits V-twin motorcycles including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

What's included with this disc lock?

Three keys total: two standard "I" keys and one LED lighted key with high-intensity bulb and replaceable battery.

Is the shackle really hard to cut through?

Yes. The 5/16" hardened shackle is engineered to resist bolt cutters and pry bar leverage attacks.

What happens if I lose my keys?

Kryptonite's lifetime key registration and replacement service will send you replacement keys if you register your lock and retain proof of purchase.

Will this lock fit any disc brake rotor?

The Evolution Series 4 is designed for standard motorcycle disc brakes. Check your rotor thickness before purchase — most V-twin rotors are compatible.

Is it weatherproof?

Yes. Vinyl coating and a reinforced cylinder protect against corrosion and weather exposure.