Shimano Ultegra FC-R8100 12 Speed Double Chainset - Grey - 50/34T - 165mm
Please note this product has selling restrictions to your country.
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Manufacturer : Shimano
SJS Cycles part number : 56765
Manufacturer part number : FCR8100AX04
Details
- The HollowTech II 12-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive riders
- HollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high load
- The chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transfer
- Industry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weight
- Wide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mm
- A wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplines
- HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency
- HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability(sold separately)
- HollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high load
- The chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transfer
- Industry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weight
- Wide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mm
- A wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplines
- HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency
- HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability(sold separately)
Specification
ColourGrey
GroupsetUltegra
Length165
PCD110 4-Arm
Ratio50-34
SeriesR8100
Speed12
TypeDouble
Associated Components
Part Number
Description
Availability
Y1P598010
Left hand cup (B.C.1.37" x 24T) english thread (SM-BBR60)
Discontinued
Y1P598020
Left hand cup (M36 x 24T) italian thread (SM-BBR60)
Discontinued
Y1P598030
Right hand cup (B.C.1.37" x 24T) english thread (SM-BBR60)
Discontinued
Y1P598040
Right hand cup (M36 x 24T) italian thread (SM-BBR60)
Discontinued
Questions & Answers
If you have any questions ask here or phone 01278 441500 (+44 1278 441500).