Author Ultrasonic 27.5 2021-22 vs Trek Domane AL 2 Disc

Compare Specifications of Author Ultrasonic 27.5 2021-22 and Trek Domane AL 2 Disc

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Author Ultrasonic 27.5 2021-22
Author Ultrasonic 27.5 2021-22

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Trek Domane AL 2 Disc
Trek Domane AL 2 Disc

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Technical Specifications
Load Carrying Capacity -- Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)
Speed 11 --
Frame Triple butted hydroformed alloy 6061 27.5" 100 Series Alpha Aluminum, tapered head tube, internal routing, fender mounts, DuoTrap S compatible, flat mount disc, 142 x 12 mm thru axle
Stem AUTHOR alloy Size : 44 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 70 mm length
Size : 49 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 80 mm length
Size : 52, 54 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 90 mm length
Size : 56, 58 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 100 mm length
Size : 61 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 110 mm length
Handle Bar AUTHOR Flat Top bar 9° 620 / 640 mm Size : 44, 49 - Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 38cm width
Size : 52 - Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 40cm width
Size : 54, 56 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42cm width
Size : 58, 61 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44cm width
Fork Front : RST F1RST 27.5 air, lock out (80 mm) Domane AL carbon, tapered alloy steerer, internal brake routing, fender mounts, flat mount disc, 12 x 100 mm thru axle
Seatpost AUTHOR alloy (31.6) Size : 44, 49 - Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length
Size : 52, 54, 56, 58, 61 - Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
Grip AUTHOR kratton rubber --
Crankset -- Size : 44 - Shimano RS200, 50/34 (compact), 165 mm length
Size : 49, 52, 54 - Shimano RS200, 50/34 (compact), 170 mm length
Size : 56, 58, 61 - Shimano RS200, 50/34 (compact), 175 mm length
Pedals Alloy --
Chain KMC X11 Shimano Sora HG71, 8 speed
Shifters SHIMANO SLX (11) Shimano Claris R2000, 8 speed
Saddle AUTHOR Champion Author Navigator Size : 44, 49, 52 - Bontrager P3 Verse Comp, steel rails, 155 mm width
Size : 54, 56, 58, 61 - Bontrager P3 Verse Comp, steel rails, 145 mm width
Headset -- FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front -- Shimano Claris R2000, 31.8 mm clamp
Derailleur Rear SHIMANO SLX Shimano Claris R2000, long cage, 34T max cog
Hub Front AUTHOR Xenon 32 holes Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142 x 12 mm thru axle
Hub Rear -- Formula RX-512 alloy, 6-bolt, 100 x 12 mm thru axle
Spoke Black stainless steel 2.0 mm 14g stainless steel
Cassette -- Shimano HG31, 11-32, 8 speed
Bottom Bracket PROWHEL BB unit Shimano UN30, 68mm, threaded cartridge, 110 mm spindle
Tyres
Front CST B-Trail aramid 27.5" × 2.25" Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32c
Rear CST B-Trail aramid 27.5" × 2.25" Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32c
Wheel / RIM Rims :AUTHOR Xenon TRC 27.5 32 holes Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, presta valve
Brakes
Front TEKTRO Gemini disc hydraulic (6" rotors) Tektro C550 mechanical disc brake, dual piston, flat mount, 160 mm rotor
Rear TEKTRO Gemini disc hydraulic (6" rotors) Tektro C550 mechanical disc brake, dual piston, flat mount, 160 mm rotor
Brake Lever TEKTRO Gemini WS --
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Gloss Mulsanne Blue/Matte Trek Black
Trek Black/Carbon Smoke
Purple Abyss/Trek Black


Physical Specs
Length -- --
Weight 12 kg 10.55 kg
Overview
Features -- - Rack Mounts
- Endurance Fit
- Endurance Geometry
- Fender Compatible
- Additional Tire Clearance
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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