
Shimano Dura-Ace CS-R9100 11-Speed Cassette One Color, 11-28
11-28
Velopedia Bicycle Archive
Original specifications: Shimano Dura Ace Di2 drivetrain · 700c wheels · 13.45lbs/6.1kg, 56cm published weight.
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At a glance
| Frame Construction | Ultralight 700 Series OCLV Carbon, ride-tuned performance tube optimization, E2, BB90, internal cable routing, 3S chain keeper, DuoTrap S compatible, Ride Tuned seatmast, 690g (56cm, weight varies by frame size) |
|---|---|
| Frame Material | Carbon Fiber |
| Fork | Émonda full carbon, E2 asymmetric steerer, carbon dropouts |
| Fork Material | Carbon Fiber |
| Component Group | Shimano Dura Ace Di2 |
|---|---|
| Shifters | Shimano Dura-Ace Di2, 11 speed |
| Front Derailleur | Shimano Dura-Ace Di2, braze-on |
| Rear Derailleur | Shimano Dura-Ace Di2 |
| Crankset | Shimano Dura-Ace, 50/34 (compact), Shimano Dura-Ace, 53/39 (double) |
| Bottom Bracket | Bb90 |
| Rear Cogs | Shimano Dura-Ace, 11-28, 11 speed |
| Chain | Shimano Dura-Ace |
| Brakes | Bontrager Speed Stop |
|---|
| Headset | Cane Creek AER upper, cartridge bearing lower, sealed, 1-1/8" top, 1.5" bottom |
|---|---|
| Handlebar | Bontrager XXX, OCLV Carbon, VR-C, 31.8mm |
| Stem | Bontrager XXX, carbon, 31.8mm, 7 degree |
| Saddle | Bontrager Paradigm XXX, carbon rails |
| Seatpost | Bontrager Ride Tuned Carbon seatmast cap, 20mm offset |
| Hubs | Bontrager Aeolus 3 D3 |
|---|---|
| Rims | Bontrager Aeolus 3 D3 |
| Front Tire | Bontrager R4 Hard-Case Lite, 700x23c |
| Wheel Size | 700c |
Parts & serviceability

11-28

Braze-On
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This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Archived: 2015 Trek Emonda SLR 9 · Road Double · Published sizes: 50, 52, 54, 56, 58, 60, 62cm
Archived: Frame: Ultralight 700 Series OCLV Carbon, ride-tuned performance tube optimization, E2, BB90, internal cable routing, 3S chain keeper, DuoTrap S compatible, Ride Tuned seatmast, 690g (56cm, weight varies by frame size) · Fork: Émonda full carbon, E2 asymmetric steerer, carbon dropouts · Carbon Fiber
Archived: Group: Shimano Dura Ace Di2 · Shifters: Shimano Dura-Ace Di2, 11 speed · Front derailleur: Shimano Dura-Ace Di2, braze-on · Rear derailleur: Shimano Dura-Ace Di2 · Crankset: Shimano Dura-Ace, 50/34 (compact), Shimano Dura-Ace, 53/39 (double) · Bottom bracket: BB90 · Rear cogs: Shimano Dura-Ace, 11-28, 11 speed · Chain: Shimano Dura-Ace
Archived: Brakes: Bontrager Speed Stop
Archived: Wheel size: 700c · Rims: Bontrager Aeolus 3 D3 · Hubs: Bontrager Aeolus 3 D3 · Front tire: Bontrager R4 Hard-Case Lite, 700x23c
Archived: Headset: Cane Creek AER upper, cartridge bearing lower, sealed, 1-1/8" top, 1.5" bottom · Handlebar: Bontrager XXX, OCLV Carbon, VR-C, 31.8mm · Stem: Bontrager XXX, carbon, 31.8mm, 7 degree · Seatpost: Bontrager Ride Tuned Carbon seatmast cap, 20mm offset · Saddle: Bontrager Paradigm XXX, carbon rails
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.