
Shimano Dura-Ace CS-R9100 11-Speed Cassette One Color, 11-28
11-28
Velopedia Bicycle Archive
Original specifications: Shimano Dura Ace drivetrain · 700c wheels · 13.56lbs/6.15kg, 56cm (weight varies by frame size) published weight.
Selling this bike? Create a shareable bike record
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 |
|---|---|
| Shifters | Shimano Dura-Ace, 11 speed |
| Front Derailleur | Shimano Dura-Ace, braze-on |
| Rear Derailleur | Shimano Dura-Ace |
| Crankset | Shimano Dura-Ace, 53/39 (double), Shimano Dura-Ace, 50/34 (compact) |
| Bottom Bracket | Bb90 |
| Rear Cogs | Shimano Dura-Ace, 11-28, 11 speed |
| Chain | Shimano Dura-Ace |
| Brakes | Bontrager Speed Stop |
|---|
| Headset | Cane Creek IS-8, integrated, cartridge bearings, sealed, carbon, 1-1/8 top, 1.5" bottom |
|---|---|
| Handlebar | Bontrager XXX, OCLV Carbon, VR-C, 31.8mm |
| Stem | Bontrager Race X Lite, 31.8mm, 7 degree |
| Saddle | Bontrager Paradigm RXL, carbon rails |
| Seatpost | Bontrager Ride Tuned Carbon seatmast cap, 20mm offset |
| Hubs | Bontrager Race X Lite Tubeless Ready |
|---|---|
| Rims | Bontrager Race X Lite Tubeless Ready |
| Front Tire | Bontrager R4 Hard-Case Lite, 700x23c |
| Wheel Size | 700c |
Parts & serviceability

11-28

31.8mm
Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.
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 Émonda SLR 8 · Road Double · Published sizes: 50, 52, 54, 56, 58, 60, 62cm, 47, 62, 64cm H1, H2
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 · Shifters: Shimano Dura-Ace, 11 speed · Front derailleur: Shimano Dura-Ace, braze-on · Rear derailleur: Shimano Dura-Ace · Crankset: Shimano Dura-Ace, 53/39 (double), Shimano Dura-Ace, 50/34 (compact) · 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 Race X Lite Tubeless Ready · Hubs: Bontrager Race X Lite Tubeless Ready · Front tire: Bontrager R4 Hard-Case Lite, 700x23c
Archived: Headset: Cane Creek IS-8, integrated, cartridge bearings, sealed, carbon, 1-1/8 top, 1.5" bottom · Handlebar: Bontrager XXX, OCLV Carbon, VR-C, 31.8mm · Stem: Bontrager Race X Lite, 31.8mm, 7 degree · Seatpost: Bontrager Ride Tuned Carbon seatmast cap, 20mm offset · Saddle: Bontrager Paradigm RXL, carbon rails
This archive record has limited published detail. Share what would help another rider understand how this model fit, rode and held up over time. Velopedia reviews every contribution before publication.
For privacy, Velopedia shows the same confirmation whether or not an experience exists.
Checking current listings…
Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.