Cannondale Alloy Pressfit30 Vs Bb30

But it required a precision machined shell and crank and was expensive to manufacture with an alloy shell bonded to the carbon frame.

Cannondale alloy pressfit30 vs bb30. But pressfit bikes can be creaky and low performing in the bottom bracket area. This gives more tolerance during manufacturing and allows the use of full carbon bottom bracket shells without any alloy inserts. Cannondale sisl2 bb30 mountain bike bottom bracket bea. This is essentially the same as the bb30a and bb30 83 ai cannondale system described above except that it uses bearing cups rather than bearings pressed directly into the frame.

Lots of frame companies are now using bb30 including specialized but they call it something else. Bb30 bottom brackets call for bearings to be pressed directly into 42mm id interfaces in the frame bottom bracket shell whereas pressfit30 bikes have 46mm id frame bottom bracket shells and use a housing often plastic with a bearing pressed in it to do the job. Bb30 was developed by cannondale as an open source standard kind of like how isis spindles were. Since 2015 cannondale has released bb30a and pressfit30a or pf30a.

We are experts in all things cannondale. Rather than bearings pressing directly into the frame like bb30 they press into nylon cups which are then pressed into the frame. A bb30 crank is only compatible with a bb30 pf30 shell. 10mm allen key 8mm allen key.

Pressfit30a or pf30a is cannondale s latest bottom bracket standard that boosts frame stiffness to new heights. The video shows how to install a pressfit bb30 on a cannondale supersix evo. It used a larger 30mm axle which allowed bigger bearings and a bigger bottom bracket shell providing extra stiffness and lower weight. Cannondale developed the bb30 bottom bracket in 2006 as an open standard.

To clarify bb30 is not the same as pressfit30. Pressfit kranklejer reservedele cykler cykelhjul tilbehør stel værktøj cykeltøj 0 kr restsalg cykler cykeltøj cykelhjul cykelreservedele cykelstel stel shimano. Originally on the synapse and slice the standards have now been rolled out across most of the road and mountain platforms. Before we get started there is a good chance your cannondale frame has a bb30 logo on the down tube.

Let s slap a bb30 sticker on it. Pf30 was developed to work in carbon fiber bb shells better than bb30 but use the same oversized lightweight spindled cranks.