Shimano Dura-Ace, Ultegra and 105 road bike cranksets
The Shimano Hollowtech II axle system, featuring 24 mm steel axles, has an axle length of 110 mm. These axles are shorter than the Hollowtech II axles used on MTB cranksets.
Shimano offers only a limited selection of bottom brackets for BSA and Italian threaded bottom bracket shells and for the BB86.5 mm press-fit standard.
Wheels Manufacturing offers a suitable bottom bracket for Shimano Hollowtech II road bike cranksets for virtually every bottom bracket shell.
Compatible bottom bracket shells – bottom brackets
Modern frames now feature a wide variety of bottom bracket shells. Wheels Outboard bottom brackets are significantly more durable than standard press-fit bearings, as the cup halves are bolted together, ensuring they sit flat and securely within the frame. Wheels bearings are available in various quality grades: ABEC3 standard bearings, angular contact bearings and ceramic bearings.
- Housing: BSA thread 1.37 × 24 TPI, 34.8 mm outer diameter, 68 mm installation width;
bottom bracket: Shimano Dura-Ace SM-BB9100B;
bottom bracket: Shimano Ultegra SM-BBR60B - Housing: ITA thread 1.42 inches x 24 TPI, 36 mm outer diameter, 70 mm installation width
Bottom bracket: Shimano Dura Ace SM-BB9100I
Bottom bracket: Shimano Ultegra SM-BBR60I - Pressfit BB86 shell, 86.5 mm installation width, 41 mm
press-fit depth Shimano SM-BB92-41B
bottom bracket Wheels MFG Outboard BB86-OUT - BB30 shell, installation width 68 mm, press-fit depth 42 mm Wheels MFG Outboard
BB30-OUT bottom bracket - Pressfit 30 shell, installation width 68 mm, press-fit depth 46 mm Wheels MFG Outboard
PF30-OUT bottom bracket - BBRight housing, installation width 79 mm, press-fit diameter 46 mm, Wheels MFG Outboard
BBRIGHT-OUT bottom bracket - Housing BB386, installation width 86.5 mm, press-fit depth 46 mm, Wheels MFG Outboard
386EVO + 386EVO-SHI bottom bracket - Trek BB90 shell, installation width 90 mm, press-fit dimension 41 mm FSA
230-600 bottom bracket - T47 threaded cup, 47x1mm, installation width
68–73 mm Wheels MFG T47 threaded inboard T47-OUT-SHIM-BB - T47 housing, 47x1mm thread, 68–73 mm installation width, Chris
King ThreadFit T47 bottom bracket + conversion kit - T47 thread 47x1mm, installation width 68-89.5 mm, Wheels MFG T47 threaded
inboard bottom bracket T47-BB-SHIM-BB
Shimano Ultegra Powermeter FC-R8100-P Spare Part | Left crank arm 160 mm
Spare part for Shimano Ultegra FC R8100 P power meter crankset, left crank arm with power measurement electronics, length 160 mm
Shimano Ultegra Powermeter FC-R8100-P Spare Part | Left crank arm 170 mm
Spare part for Shimano Ultegra FC R8100 P power meter crankset, left crank arm with power measurement electronics, length 170 mm
Shimano Ultegra Powermeter FC-R8100-P Spare Part | Left crank arm 165 mm
Spare part for Shimano Ultegra FC R8100 P power meter crankset, left crank arm with power measurement electronics, length 165 mm
Shimano Ultegra Powermeter FC-R8100-P Spare Part | Left crank arm 175 mm
Spare part for Shimano Ultegra FC R8100 P power meter crankset, left crank arm with power measurement electronics, length 175 mm
Shimano Ultegra Powermeter FC-R8100-P Spare Part | Left crank arm 172.5 mm
Spare part for Shimano Ultegra FC R8100 P power meter crankset, left crank arm with power measurement electronics, length 172.5 mm
Shimano 105 FC-R7100 Crankset Spare Part | Left crank arm, length 172.5 mm
Replacement crank arm for Shimano 105 FC R7100 Hollowtech II road bike crankset, 12x2-speed, left, 172.5 mm
Shimano 105 Crankset FC-R7100 Spare Part | Left crank arm, length 165 mm
Replacement crank arm for Shimano 105 FC R7100 Hollowtech II road bike crankset, 12x2-speed, length, left, 165 mm
Shimano 105 FC-R7100 Crankset Spare Part | Left crank arm, length 160 mm
Replacement crank arm for Shimano 105 FC R7100 Hollowtech II road bike crankset, 12x2-speed, left-hand, 160 mm
Shimano 105 FC-R7100 Crankset Spare Part | Left crank arm, length 170 mm
Replacement crank arm for Shimano 105 FC R7100 Hollowtech II road bike crankset, 12x2-speed, left-hand, 170 mm
Shimano 105 FC-R7100 Crankset Spare Part | Left crank arm, length 175 mm
Replacement crank arm for Shimano 105 FC R7100 Hollowtech II road bike crankset, 12x2-speed, left-hand, 175 mm
Shimano Ultegra FC-6703 chainring, 92mm, glossy grey, 30 teeth, 10x3-speed
The original Shimano Ultegra chainring, 30 teeth, 92 mm bolt circle for the Shimano Ultegra FC6703 triple crankset in glossy grey, 10x3-speed, image for illustration purposes only
Shimano 105 FC-R7000 Crank Spare Part | Left crank arm, silver, length 165 mm
Replacement crank arm for Shimano 105 FC R7000 Hollowtech II road bike crankset, 11x2-speed, silver, left, length 165 mm
