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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR Engine 27,5 2020 | AUTHOR Synergy 2019 | - | - |
| Code | UA#42928402 | UA#42910401 | - | - |
| Model card | link | link | - | - |
| Size | 17", 19" | 16", 18", 20", 22" | - | - |
| Frame | double butted hydroformed alloy 6061 27.5" | AUTHOR C karbon monocoque 29" | - | - |
| Front fork | RST Aerial 27.5 TRL air remote lock out (120 mm) | RST Vogue Air TRL air, remote lock out (60 mm) | - | - |
| Engine | BAFANG Max Motor 250 W | - | - | - |
| Battery | Han-Win, 36 V, 14 Ah, 500 Wh | - | - | - |
| Display | LCD C18 | - | - | - |
| Head parts | FSA Integrated 1-1/8" | AUTHOR Integrated 1.5" tapered | - | - |
| Chain Wheel | BAFANG 38 teeth 170 / 175 mm cranks | SHIMANO Deore 48-36-26 teeth 170 / 175 mm cranks | - | - |
| BBParts | BAFANG | SHIMANO BB-52 BB unit | - | - |
| Rear derailleur | SHIMANO Deore | SHIMANO XT | - | - |
| Shifters | SHIMANO Deore (10) | SHIMANO Deore (30) | - | - |
| Free wheel | SHIMANO HG50-10 11-36 (10) | SHIMANO HG50-10 11-36 (10) | - | - |
| Chain | KMC e10T | SHIMANO HG54 | - | - |
| Hubs | AUTHOR Xenon 32 holes | AUTHOR Xenon 32 holes | - | - |
| Brakes | TEKTRO M745 disc hydraulic (7" rotors) | TEKTRO Gemini disc hydraulic (6" rotors) | - | - |
| Brakes levers | TEKTRO M745 | TEKTRO Gemini | - | - |
| Rims | AUTHOR E-Krypton 27.5 32 holes | AUTHOR Xenon 29 32 holes | - | - |
| Spokes | stainless steel hi-ten 2.2 mm black | black stainless steel 2.0 mm | - | - |
| Tires | VITTORIA Barzo G2.0 kevlar 27.5" × 2.25" | PANARACER Silk Road Cross Kevlar 700x 42c | - | - |
| Pedals | HT platform | AUTHOR oneside clipless | - | - |
| Handlebar | AUTHOR 15 mm 700 / 720 mm | AUTHOR 15 mm 660 / 680 mm | - | - |
| Grips | AUTHOR Pro Lock | AUTHOR Microtech ErgoGrip | - | - |
| Stem | AUTHOR alloy | AUTHOR alloy | - | - |
| Seat post | AUTHOR alloy (31.6) | AUTHOR alloy (27.2) | - | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (31.8) | - | - |
| Saddle | AUTHOR Navigator | AUTHOR Navigator CR | - | - |
| Speed | 10 | 30 | - | - |
| Weight | 21,5 kg /19" | 11,9kg / 20" | - | - |
| Front derailleur | - | SHIMANO Deore (34.9) | - | - |
