Author Impulse 27.5 ASL 2021-22 vs Trek 2020 520

Compare Specifications of Author Impulse 27.5 ASL 2021-22 and Trek 2020 520

Selected Bikes

Author Impulse 27.5 ASL 2021-22
Author Impulse 27.5 ASL 2021-22

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Trek 2020 520
Trek 2020 520

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Technical Specifications
Speed 24 --
Frame Alloy 6061 27.5" (ASL) Trek butted chromoly disc touring, rack & fender mounts
Stem AUTHOR alloy Bontrager Elite, 31.8 mm, 7 degree, with computer & light mounts
Handle Bar AUTHOR 8° 640 / 660 mm Bontrager Comp VR-C, 31.8 mm
Fork Front: RST Gila 27.5 ML lock out (100 mm) Alloy disc touring fork with lowrider mounts and Thru-skew captured skewer system
Seatpost AUTHOR alloy (31.6) Bontrager SSR, 2-bolt head, 27.2 mm, 12 mm offset
Grip AUTHOR high density foam Bontrager tape
Crankset -- Shimano Alivio, 2-piece
Pedals Resin Wellgo nylon body with alloy cage, toe-clip/strap
Chain KMC Z8.3 KMC X9
Shifters SHIMANO Altus (24) Shimano Sora, 9 speed
Saddle AUTHOR Fenix Bontrager Evoke 1.5
Headset -- 1-1/8 threadless, sealed cartridge bearings
Derailleur Front SHIMANO TY700 (34.9) Shimano Sora, 34.9 mm clamp-type
Derailleur Rear SHIMANO Altus Shimano Alivio 9 speed, Shadow Design
Hub Front QUANDO Disc 32 holes Shimano M475
Hub Rear -- Shimano M475
Spoke Black steel --
Cassette -- Shimano HG200, 11-36, 9 speed
Chainrings -- 48 X 36 X 26 T with chain guard
Bottom Bracket VP COMP cartridge --
Tyres
Front AUTHOR Speed Master 27.5" × 2.00" Bontrager H1 Hard-case Ultimate, 700 x 38 c with reflective sidewall
Rear AUTHOR Speed Master 27.5" × 2.00" Bontrager H1 Hard-case Ultimate, 700 x 38 c with reflective sidewall
Wheel / RIM Rims: AUTHOR Xenon 27.5 32 holes Bontrager Affinity, Tubeless Ready, 36h
Brakes
Front TEKTRO disc hydraulic (6" rotors) TRP Spyre C 2.0 mechanical disc
Rear TEKTRO disc hydraulic (6" rotors) TRP Spyre C 2.0 mechanical disc
Brake Lever TEKTRO WS --
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Diablo Red
Anthracite


Physical Specs
Length -- --
Weight 14 kg --
Overview
Features -- --
Additional Details SIZE : 16", 18"
HEAD PARTS: PRESTINE Integrated 1-1/8"
CHAIN WHEEL : PROWHEEL 42-34-24 teeth 170 mm cranks
FREE WHEEL: SHIMANO HG200-8 12-32 (8)
SEAT CLAMP: AUTHOR (34.9)
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Which one do you think is better? And why?
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