| Selected Bikes |  Author Ultrasonic 27.5 2021-22
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 Trek Emonda SLR 9 eTap
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Brand: Model: |
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| Load Carrying Capacity | -- | Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg) | ||
| Speed | 11 | -- | ||
| Battery | -- | SRAM Etap Battery Pack | ||
| Frame | Triple butted hydroformed alloy 6061 27.5" | Ultralight 800 Series OCLV Carbon, Ride Tuned performance tube optimization, tapered head tube, internal routing, DuoTrap S compatible, flat mount disc, 142 x 12 mm thru axle | ||
| Stem | AUTHOR alloy | -- | ||
| Handle Bar | AUTHOR Flat Top bar 9° 620 / 640 mm | -- | ||
| Fork | Front : RST F1RST 27.5 air, lock out (80 mm) | Emonda SLR full carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12 x 100 mm thru axle | ||
| Seatpost | AUTHOR alloy (31.6) | Size : 47, 50, 52, 54 - Bontrager carbon seatmast cap, 20 mm offset, short length Size : 56, 58, 60, 62 - Bontrager carbon seatmast cap, 20 mm offset, tall length |
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| Grip | AUTHOR kratton rubber | -- | ||
| Crankset | -- | Size : 47 - SRAM RED AXS Power Meter, 48/35, DUB spindle, 165 mm length Size : 50, 52 - SRAM RED AXS Power Meter, 48/35, DUB spindle, 170 mm length Size : 54, 56, 58 - SRAM RED AXS Power Meter, 48/35, DUB spindle, 172.5 mm length Size : 60, 62 - SRAM RED AXS Power Meter, 48/35, DUB spindle, 175 mm length |
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| Pedals | Alloy | -- | ||
| Chain | KMC X11 | SRAM RED D1, 12 speed | ||
| Shifters | SHIMANO SLX (11) | SRAM RED eTap AXS, 12 speed | ||
| Saddle | AUTHOR Champion Author Navigator | Bontrager Aeolus Pro, carbon rails, 145 mm width | ||
| Derailleur Front | -- | SRAM RED eTap AXS, braze-on | ||
| Derailleur Rear | SHIMANO SLX | SRAM RED eTap AXS, Orbit chain management, 33T max cog | ||
| Hub Front | AUTHOR Xenon 32 holes | -- | ||
| Spoke | Black stainless steel 2.0 mm | -- | ||
| Cassette | -- | SRAM RED XG-1290, 10-33, 12 speed | ||
| Chainrings | -- | 1x: 50T, 2x: 53/39T | ||
| Bottom Bracket | PROWHEL BB unit | SRAM DUB, T47 threaded, internal bearing |
| Front | CST B-Trail aramid 27.5" × 2.25" | Bontrager R4 320 Handmade Clincher, Hard-Case Lite, 320 tpi, 700 x 25c | ||
| Rear | CST B-Trail aramid 27.5" × 2.25" | Bontrager R4 320 Handmade Clincher, Hard-Case Lite, 320 tpi, 700 x 25c | ||
| Wheel / RIM | Rims :AUTHOR Xenon TRC 27.5 32 holes | Front : Bontrager Aeolus RSL 37, OCLV Carbon, Tubeless Ready, 37 mm rim depth, 100 x 12 mm thru axle Rear : Bontrager Aeolus RSL 37, OCLV Carbon, Tubeless Ready, 37 mm rim depth, SRAM XD-R driver, 142 x 12 mm thru axle |
| Front | TEKTRO Gemini disc hydraulic (6" rotors) | SRAM Red eTap AXS hydraulic disc, flat mount Brake Rotor : SRAM CenterLine X, centerlock, round edge, 160 mm |
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| Rear | TEKTRO Gemini disc hydraulic (6" rotors) | SRAM Red eTap AXS hydraulic disc, flat mount Brake Rotor : SRAM CenterLine X, centerlock, round edge, 160 mm |
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| Brake Lever | TEKTRO Gemini WS | -- |
| Front | -- | -- | ||
| Rear | -- | -- |
| Colors | -- | Navy Carbon Smoke/Viper Red Navy Carbon Smoke/Blue Matte Onyx Carbon Amethyst Radioactive Coral to Yellow Fade |
| Length | -- | -- | ||
| Weight | 12 kg | 6.75 kg |
| Features | -- | - Lightest carbon ever - All-new aero design - Ride Tuned Seatmast - DuoTrap S Compatible |
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| Additional Details | SIZE :14", 16" HEAD PARTS: AUTHOR Integrated 1.5" tapered CHAIN WHEEL : PROWHEEL 32 teeth 165 / 170 mm cranks |
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