Author Instinct 27.5 ASL 2021-22 vs Felt Surplus 50 2020

Compare Specifications of Author Instinct 27.5 ASL 2021-22 and Felt Surplus 50 2020

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Author Instinct 27.5 ASL 2021-22
Author Instinct 27.5 ASL 2021-22

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Felt Surplus 50 2020
Felt Surplus 50 2020

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Technical Specifications
Fuel Electric Electric
Speed 11 --
Battery -- Shimano E8020, 500Wh integrated
Frame Double butted hydroformed alloy 6061 27.5" (ASL) Felt 27.5+, Shimano e-bike design, 6061 aluminum, fully integrated down tube, Control Taper integrated head tube, post disc mount, replaceable derailleur hanger, 12 x 148 mm Syntace style thru axle
Stem AUTHOR alloy Devox, ±7¡ rise, ¯31.8 mm with Cr-Mo bolts, 35 mm length
Handle Bar AUTHOR 9° 660 / 680 mm Devox E-MTB 6061 butted riser, ¯31.8 mm, 25 mm rise, 9¡ sweep, 780 mm wide, custom internal wire routing
Fork Front : RST F1RST 27.5 15 TRL air, remote lock out (100 mm) Rockshox Recon RL Solo Air, 130 mm travel, 15 x 110 mm Boost, E-Bike specific
Seatpost -- KS 900 i dropper with Westie, ¯30.9 mm, SM/ MD: 100 mm travel, LG/XL: 125 mm travel
Grip AUTHOR GripLock foam Devox Pauley Grip, lock-on
Crankset -- Shimano E8000, 34T, SM/MD 165 mm, LG/XL: 170 mm
Chain KMC X11 KMC X10-E, 10-speed
Shifters SHIMANO Deore (11) Shimano Deore M6000, 1 x 10
Saddle AUTHOR Fenix Devox MTB
Headset -- FSA sealed cartridge bearings, semi-integrated, No.57, 1.125 - 1.5"
Derailleur Rear SHIMANO Deore Shimano Deore, 10-speed, Shadow Plus, long cage
Hub Front -- Shimano MT400, 12 x 148 mm Boost thru axle, Center Lock, 32H
Hub Rear AUTHOR Xenon 32 holes Shimano MT400, 15 x 110 mm Boost thru axle, Center lock, 32H
Spoke Black stainless steel 2.0 mm 2.0 mm butted stainless steel
Cassette -- Shimano, 10-speed, 11-42T
Bottom Bracket SHIMANO BB-52 BB unit --
Tyres
Front VITTORIA Barzo foldable 27.5" × 2.25" Maxxis Rekon+, Dual, tubeless ready, 27.5 x 2.8"
Rear VITTORIA Barzo foldable 27.5" × 2.25" Maxxis Rekon+, Dual, tubeless ready, 27.5 x 2.8"
Wheel / RIM Rims :AUTHOR Xenon TRC 27.5 32 holes E-Double wall, tubeless compatible, 35 mm inner width
Brakes
Front SHIMANO BR-MT400 disc hydraulic (6" rotors) Shimano MT400 hydraulic disc, 203 mm rotor
Rear -- Shimano MT400 hydraulic disc, 180 mm rotor
Brake Lever SHIMANO BL MT400 Shimano
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Dark Blue / Cyan


Physical Specs
Length -- --
Weight 12 kg --
Overview
Features -- - Shimano E7000 drive system for electric-assist pedaling power
- Lightweight, durable aluminum frame
- Shimano shifting and braking components, and a RockShox fork
Additional Details SIZE : 16", 18"
HEAD PARTS: FSA Integrated 1.5" tapered
CHAIN WHEEL : SHIMANO M5100-1 32 teeth 170 / 175 mm cranks
FREE WHEEL :SHIMANO CS-M5100-11 11-51 (11)
Bottom Bracket : Shimano E7000 MTB drive, 250W output, 20 mph

Seatpost Clamp : Felt single bolt, ¯34.9 mm

Thru Axle : Rear: Felt leverless 12 x 148 x 166, thread: M12 x 1.0P x 18L, Syntace
Accessories -- Battery charger

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