Bottom Brackets
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Bottom Brackets ~

 

 

Campagnolo Square Taper Bottom Brackets

 

 

 

Current Campagnolo Cupsets

 

 

 

Sram GPX ~

The GPX "Giga X Pipe" bottom bracket system transfers the bearings outside the bottom bracket shell for significantly increased stiffness. The GPX features a 24mm drive side cup and bearing with a 22mm non-drive cup and bearing. This design transfers the radial load to the drive side bearing for optimized bearing load and power transfer while minimizing wear. The GPX design works only with GXP designed cranksets from Sram and TruVativ. Available with English or Italian threading.

Sram GXP Cupset, ceramic ~

Includes genuine Ceramic Speed bearings from Denmark for ultra-smoothness and increased durability along with aluminum cups, spacer shell, plus the additional spacers needed for mountain bike applications. Weight is 115 grams .... $199.99    Add to CART

 

Sram GXP Cupset, stainless ~

Includes stainless steel bearings along with aluminum cups, spacer shell, plus the additional spacers needed for mountain bike applications. Weight is 124 grams .... $36.99    Add to CART

 

FSA BB-30 Converter ~

Introduced as a new international standard, BB-30 utilizes a larger diameter crank spindle and bottom bracket shell. Snap rings are inserted into inner grooves in the shell and 42mm bearings are press fit against the rings. BB-30 is an open standard that has been adopted by crank manufacturers FSA, SRAM, and Zipp. This BB-30 converter slides into the sheill and adapts any BB-30 frameset so it will accept traditional threaded bottom bracket cups. Once this converter is slide into the frameset you can use traditional 68mm English threaded bottom brackets as well as the newer 2-piece English threaded cranksets from Campagnolo, Shimano, and all other upper end crank manufacturers .... $24.99    Add to CART

 

Campagnolo BB-86 Cupset ~

Made by Campagnolo to fit the new BB-86 framesets such as the 2011 Merckx EMX-5. A Bb-86 frameset is built around an empty bottom bracket shell that is 86.5mm wide with a 41mm ID. Each cup has a  1.75mm wide shoulder that press fits up against the outside of the bottom bracket shell. Shimano, FSA and SRAM offer full bottom brackets to fit this shell while Campagnolo makes these press-in adaptor cups to fit all their Ultra-Torque cranksets as well as Fulcrum Racing-Torq cranks. This cupset does not include bearings because those come with the crankset .... $54.99 pair    Add to CART

 

Shimano BB-86 Road Bottom Bracket ~

This is Shimano's BB-86 bottom bracket for road frames. The difference between this BB and the MTB/BB91-compatible press fit bottom bracket is the dimension of the inner sleeve between the two cups (~7mm) .... $58.99

 

Sram-TruVativ BB-86 Ceramic Bottom Bracket ~

This cup and bearing set allows standard SRAM and Truvativ cranksets to be used on frames that have 86.5mm wide unthreaded BB shells with 41mm inside diameter. Comes with nearly friction free ceramic cartridge bearings .... $199.99
 

 

Sram-TruVativ BB-86 GXP Bottom Bracket ~

This cup and bearing set allows standard SRAM and Truvativ cranksets to be used on frames that have 86.5mm wide unthreaded BB shells with 41mm inside diameter .... $39.99

 

BB-91 and BB-92 ~

BB91 and BB92 are the terms for new mountain bike frames that have a bottom bracket shell width of 91-92mm. A few companies using this standard instead have a width dimension of 89.5mm. Like BB-86, the bearing cups are pressed into the BB shell of the frame instead of being threaded. BB-91 and BB-92 bottom bracket kits are available to fit all 2-piece MTB MegaExoŽ cranks that have 24mm diameter spindles.

 

Sram-TruVativ BB-92 GXP Bottom Bracket ~

This cup and bearing set allows standard SRAM and TruVativ cranksets to be used on frames that have 91.5mm wide unthreaded BB shells with 41mm inside diameter .... $39.99

 

Shimano BB-91 MTN Bottom Bracket ~

This is Shimano's BB-91 bottom bracket for mountain bike frames. The difference between this BB and the Road/BB86-compatible press fit bottom bracket is the dimension of the inner sleeve between the two cups (~7mm) .... $58.99