Wheels Manufacturing SB-6803 Bearings

The best way to confirm compatibility is to check the markings on the seal of your current bearing or measure your existing bearing with calipers. This model has an inner diameter of 17mm, an outer diameter of 26mm, and a height of 5mm. If your measurements match these dimensions, this bearing will fit.

ABEC 3 is an industry standard for bearing precision, clearance, and noise. It offers a balance of smooth rotation and durability, making it an excellent upgrade or replacement for standard bicycle hubs that see regular use.

Yes, these are sealed cartridge bearings. The seals are designed to keep grease inside and contaminants like dirt and moisture out, which helps extend the lifespan of the bearing in various riding conditions.

This pack contains two bearings. Depending on your specific hub design, you may need more than one pack to service a full wheelset, as many hubs require two bearings per wheel.

While you can sometimes press bearings in with a simple threaded rod and washers, using a dedicated bearing press tool is highly recommended. A proper press ensures the bearing is seated squarely and prevents damage to the bearing races during installation.