Do Easton Ec90 Xc Have Ceramic Bearings

From the spring classics to rough and tumble cyclocross racing you ll be hard pressed to find a condition where the ec90 sl is out of its element.

Do easton ec90 xc have ceramic bearings.

If the shock load goes above the limit of the ceramic bearing catestrophic failure. If they feel rough and or have excessive amounts of slop they are ruined they need to be replaced. These wheels offer fierce acceleration smooth dependable braking and impressive aerodynamics. Easton ea90 sl road wheel is the undisputed workhorse in the easton high performance wheel lineup.

Hub wheel bearing easton r4. Higher spoke counts front and rear with the ballistics grade tubeless certified ea90 series rim make. Easton ec90 xc hub reviews i ve heard some not so good things about easton hubs and i ve also heard about changes to the late 2011 and all 2012 versions that might be improvements. I purchased this wheel set as i wanted a second set of wheels for my cyclocross bike.

The bearings in both the freehub and r4 hub should feel very smooth when turned with a finger. Velomax r4 series ea70 ec70 sl ea90 sl ea90 slx ec 90 carbon. Really tough for how light they are i think they tip the scales at just over 1200 grams if i recall correctly. Just to be clear i am not interested in a comparison of dt vs easton i roll dt now and know they rock.

Overall ceramic is more expensive than steel with a slight performance advantage in limited situations such as full ceramic bearings in the absence of shock loads. I can t stress enough how important it is to get your hub model correct. The ec90 sl takes the proven fantom rim shape and scales it down to a shallower 38 millimeter depth. I m not sure what easton would do my expensive ceramic bearing campagnolo cassette compatible freehub r4sl bearings have pitted balls now.

Installed new fully sealed ceramic bearings in my ec90 aero wheels. Easton r4 sl hub with ceramic bearings. 2012 ea50 ea90 slx ea90 sl ec90 sl slx ec90 aero tt use r4 hub. Easton ec90 sl tubulars in nice shape with a few minor scuffs in the decals clearcoat but strictly cosmetic.

Haven havoc ea90 xc xd ec90 xc ec70 trail use m1 hubs. Same echo hub as wheels costing twice as much or more. Easton ec90 sl wheel review therma tec treatment on full carbon rim.