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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR Elevation ASL 27,5 2020 | AUTHOR Aura 55 2019 | - | - |
| Code | UA#42928702 | UA#42912501 | - | - |
| Model card | link | link | - | - |
| Size | 17", 19" | 480, 500, 520, 540, 560, 580 mm | - | - |
| Frame | double butted hydroformed alloy 6061 27.5" | triple butted alloy 6061 | - | - |
| Front fork | RST F1RST 27.5 15 TRL air 15 mm thru axle remote lock out (120 mm) | AUTHOR C carbon 1.5" tapered | - | - |
| Engine | SHIMANO Steps DUE-7000, 250 W | - | - | - |
| Battery | SHIMANO BT-E8035 Li-lon, 36 V, 14 Ah, 500 Wh | - | - | - |
| Display | LCD SC-E7000 | - | - | - |
| Head parts | FSA Integrated 1-1/8" | PRESTINE Integrated 1.5" tapered | - | - |
| Chain Wheel | SHIMANO Steps E8000 38 teeth 170 / 175 mm cranks | SHIMANO Compact 50-34 teeth 170 / 172.5 / 175 mm cranks | - | - |
| BBParts | SHIMANO Steps | SHIMANO BB-RS500 BB unit | - | - |
| Rear derailleur | SHIMANO Deore | SHIMANO 105 | - | - |
| Shifters | SHIMANO Deore (10) | SHIMANO 105 (22) | - | - |
| Free wheel | SHIMANO HG50-10 11-36 (10) | SHIMANO R7000 11-30 (11) | - | - |
| Chain | KMC e10T | KMC X11 EL | - | - |
| Hubs | AUTHOR Helium 15 / Xenon 12 15 × 100 mm thru front axle 12 × 142 mm thru rear axle 32 holes | MAVIC Aksium wheel set 20 holes | - | - |
| Brakes | TRP Slate 4 disc hydraulic (7" rotors) | TEKTRO R313 | - | - |
| Brakes levers | TRP Slate 4 | SHIMANO 105 | - | - |
| Rims | AUTHOR E-Krypton 27.5 32 holes | MAVIC Aksium wheel set 20 holes | - | - |
| Spokes | stainless steel hi-ten 2.2 mm black | MAVIC | - | - |
| Tires | VITTORIA Barzo G2.0 kevlar 27.5" × 2.25" | VITTORIA Zaffiro Pro kevlar 700 x 28c | - | - |
| Pedals | HT platform | - | - | - |
| Handlebar | AUTHOR 15 mm 680 / 700 mm | RITCHEY Streem II Comp Road 420 / 440 mm | - | - |
| Grips | AUTHOR Pro Lock | - | - | - |
| Stem | AUTHOR alloy | RITCHEY Comp 4-Axis | - | - |
| Seat post | AUTHOR alloy (30.9) | RITCHEY Comp Carbon (27.2) | - | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (31.8) | - | - |
| Saddle | AUTHOR Fenix | PRIOLOGO Scratch 2 Space | - | - |
| Speed | 10 | 22 | - | - |
| Weight | 10 kg /17" | 9kg / 54" | - | - |
| Front derailleur | - | SHIMANO 105 | - | - |
| Tapes | - | AUTHOR microfiber / gel | - | - |
