Ever wondered what the world’s best alloy road wheel might look like? Lightweight but durable, laterally stiff but vertically compliant, confident braking and easy tubeless compatibility—it’s all here in the all-new Ksyrium SL Disc
Superlight and durable for everyday performance
ISM4D rim weighs only 400g
Patented lightweight aero spokes and 22mm deep/19mm wide rims keep inertia low and control high
Solid upper rim bridge eliminates the need for rim tape, saving 60g
Laterally stiff, vertically compliant for a more dynamic ride
Fore technology keeps the rim upper bridge solid to make the rim stiffer
New Infinity hub plaform: stiff axle, durable bearings and new hub design guarantees wheel stability
ID360 freewheel technology for improved power transfer
Improved UST Road delivers more speed, comfort and control in an easy to use tubeless system
No tubes means less friction, better efficiency and grip, a reduced risk of punctures
New rim bed shape makes it easier to mount and change tires
Fore drilling technology doesn’t require the use of rim tape