Author Magnum 29 2021-22 vs Specialized Tarmac SL8 Expert

Compare Specifications of Author Magnum 29 2021-22 and Specialized Tarmac SL8 Expert

Selected Bikes

Author Magnum 29 2021-22
Author Magnum 29 2021-22

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Specialized Tarmac SL8 Expert
Specialized Tarmac SL8 Expert

Brand:

Model:

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Model:

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Technical Specifications
Frame AUTHOR carbon Toray T700/800 monocoque 29" Tarmac SL8 FACT 10r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc
Stem RITCHEY WCS C220 Tarmac integrated stem, 6-degree
Handle Bar RITCHEY MTN WCS Carbon 2x9 9° 710 / 740 mm Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach
Fork FOX 32 Float SC 29 100 Remote air, remote lock out 15 mm thru axle, 1.5" tapered steerer (100 mm) Tarmac SL8 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc
Seatpost RITCHEY WCS carbon (31.6) S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
Grip AUTHOR Pro Lock --
Crankset -- SRAM Rival with Power Meter
Chain SHIMANO M7100 SRAM Rival 12-speed
Shifters SHIMANO XT (12) SRAM Rival eTap AXS
Saddle PROLOGO X Zero II Body Geometry Power Expert
Derailleur Front -- SRAM Rival eTAP AXS, braze-on
Derailleur Rear SHIMANO XT SRAM Rival eTap AXS, 12-speed
Hub Front AUTHOR Flyer Carbon 29 TR wheel set 28 holes 15 × 110 mm thru front axle --
Hub Rear AUTHOR Flyer Carbon 29 TR wheel set 28 holes 12 × 148 mm thru rear axle --
Spoke SAPIM --
Cassette -- SRAM Rival, 12-speed, 10-36t
Chainrings -- 48/35T
Bottom Bracket SHIMANO BB-MT800 BB unit SRAM DUB BSA 68
Tyres
Front VITTORIA Barzo aramid 29" × 2.10" tubeless ready S-Works Turbo, folding bead, 700x26mm
Rear VITTORIA Barzo aramid 29" × 2.10" tubeless ready S-Works Turbo, folding bead, 700x26mm
Wheel / RIM AUTHOR Flyer Carbon 29 TR wheel set 28 holes 56cm wheel size
Front Wheel: Roval C38, 21mm internal width carbon rim
Rear Wheel: Roval C38, 21mm internal width carbon rim
Tube -- Turbo Ultralight, 48mm Presta valve
Brakes
Front -- SRAM Rival eTap AXS, hydraulic disc
Rear -- SRAM Rival eTap AXS, hydraulic disc
Brake Lever SHIMANO XT --
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Gloss Smoke / Obsidian
Gloss Metallic Dark Navy / Astral Blue Pearl
Satin Powder Indigo Tint Over Silver Dust / White


Physical Specs
Length -- --
Height -- 723 mm
Weight 10 kg 7.77 kg
Handlebar Width -- 360
Wheelbase -- 970 mm
Overview
About -- The Specialized Tarmac SL8 Expert presents a sleek, aerodynamically engineered bicycle designed Read More
Features -- --
Additional Details SIZE : 17", 19", 21"
HEAD PARTS: AUTHOR Integrated 1.5" tapered
CHAIN WHEEL : SHIMANO XT 36 teeth 170 / 175 mm cranks
FREE WHEEL: SHIMANO CS-M7100 10-51 (12)
Tape: Supacaz Super Sticky Kush
Seat Binder: Tarmac integrated wedge

Which one do you think is better? And why?
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