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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR HORIZON 2009 | AUTHOR Aura 55 2020-21 | - | - |
| Code | UA#42762401 | UA#42929611 | - | - |
| Model card | link | link | - | - |
| Size | 16", 18", 20", 22" | 480, 500, 520, 540, 560, 580 mm | - | - |
| Frame | alloy 7005 700C | triple butted alloy 6061 | - | - |
| Front fork | RST 790C T (50 mm) | AUTHOR C carbon 1.5" tapered | - | - |
| Head parts | VP Comp. 1-1/8" | PRESTINE Integrated 1.5" tapered | - | - |
| Chain Wheel | PROWHEEL 48-38-28 170 / 175 mm cranks | SHIMANO Compact 50-34 teeth 170 / 172.5 / 175 mm cranks | - | - |
| BBParts | VP Comp. cartridge | SHIMANO BB-RS500 BB unit | - | - |
| Front derailleur | SHIMANO C050 (31.8) | SHIMANO 105 | - | - |
| Rear derailleur | SHIMANO Acera | SHIMANO 105 | - | - |
| Shifters | SHIMANO Revoshift (24) | SHIMANO 105 (22) | - | - |
| Free wheel | SHIMANO HG-30-8I 11-32 | SHIMANO R7000 11-32 (11) | - | - |
| Chain | KMC Z-72 | KMC X11 EL | - | - |
| Hubs | QUANDO 36 holes | MAVIC Aksium wheel set 20 holes | - | - |
| Brakes | TEKTRO 55AL | TEKTRO R313 | - | - |
| Brakes levers | TEKTRO plastic / alloy | SHIMANO 105 | - | - |
| Rims | alloy 36 holes | - | - | - |
| Spokes | steel | MAVIC | - | - |
| Tires | AUTHOR AT-1338 700 x 35c | VITTORIA Zaffiro Pro kevlar 700 × 28c | - | - |
| Pedals | AUTHOR alloy / plastic | - | - | - |
| Handlebar | KALIN steel 20 mm riser | RITCHEY Streem II Comp Road 420 / 440 mm | - | - |
| Grips | AUTHOR high density foam | - | - | - |
| Stem | KALIN steel | RITCHEY Comp 4-Axis | - | - |
| Seat post | KALIN alloy (27.2) | RITCHEY Comp Carbon (27.2) | - | - |
| Seat clamp | AUTHOR (31.8) | AUTHOR (31.8) | - | - |
| Saddle | AUTHOR Mega Top Eco | AUTHOR Aura CR | - | - |
| Speed | 24 | 22 | - | - |
| Weight | 13.35 / 20" | 9 kg /54 | - | - |
| Wheel set | - | MAVIC Aksium wheel set 20 holes | - | - |
| Tapes | - | AUTHOR microfiber / gel | - | - |
