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| Image |  |  |  | - |
|---|---|---|---|---|
| Product | AUTHOR ZENITH 2008 | AUTHOR Mission 2018 | AUTHOR Impulse 27,5 2019 | - |
| Code | UA#42746401 | UA#42897201 | UA#42905201 | - |
| Model card | link | link | link | - |
| Size | 16", 18", 20", 22", 24" | 16', 18', 20', 22' | 15", 17", 19" | - |
| Frame | double butted alloy 6061 700C | triple butted alloy 6061 700c | alloy 6061 27.5" | - |
| Front fork | RST Vita TnL oil, lock out (60 mm) | RST Vita TnL oil, lock out (60 mm) | RST Gila 27.5 ML lock out (100 mm) | - |
| Head parts | RITCHEY 1-1/8" Logic V2 (ahead) | AUTHOR Integrated 1-1/8' | PRESTINE Integrated 1-1/8" | - |
| Chain Wheel | SUNTOUR XCT-318 48-38-28 170 / 175 mm cranks | SHIMANO T4060 48-36-26 teeth 170 / 175 mm cranks | PROWHEEL 42-34-24 teeth 170 / 175 mm cranks | - |
| BBParts | SHIMANO UN-26 | SHIMANO BB-52 BB unit | VP COMP cartridge | - |
| Front derailleur | SUNTOUR FD7 (31.8) | SHIMANO Altus (31.8) | SHIMANO TY700 (34.9) | - |
| Rear derailleur | SHIMANO Deore | SHIMANO Alivio | SHIMANO Altus | - |
| Shifters | SHIMANO Deore (27) | SHIMANO Alivio (27) | SHIMANO Altus (24) | - |
| Free wheel | SHIMANO HG-50-9 11-34 | SHIMANO HG400-9 11-34 (9) | SHIMANO HG200-8 12-32 (8) | - |
| Chain | SHIMANO HG-53 | KMC Z99 | KMC Z8.1 | - |
| Hubs | AUTHOR 32 holes | AUTHOR Radon 32 holes | QUANDO Disc 32 holes | - |
| Brakes | TEKTRO 57AL | TEKTRO Gemini disc hydraulic (6' rotors) | TEKTRO disc hydraulic (6" rotors) | - |
| Brakes levers | TEKTRO CL-530 | TEKTRO Gemini | TEKTRO | - |
| Rims | JALCO ATB 220 black doublewall 32 holes | AUTHOR Radon Cross 32 holes | AUTHOR Xenon 27.5 32 holes | - |
| Spokes | black stainless steel 2.0mm | black stainless steel 2.0 mm | black steel | - |
| Tires | AUTHOR PANARACER Silk Road Cross 700 x 35c | AUTHOR PANARACER Silk Road Cross 700 x 42c | AUTHOR Rocket 27.5" x 2.10" | - |
| Pedals | AUTHOR alloy | AUTHOR alloy | resin | - |
| Handlebar | AUTHOR alloy | AUTHOR 15 mm 660 mm | AUTHOR 8° 660 / 680 mm | - |
| Grips | AUTHOR ErgoGrip | AUTHOR Microtech ErgoGrip | AUTHOR kratton rubber | - |
| Stem | AUTHOR alloy | AUTHOR alloy | AUTHOR alloy | - |
| Seat post | AUTHOR alloy (27.2) | AUTHOR alloy (27.2) | AUTHOR alloy (31.6) | - |
| Seat clamp | AUTHOR (31.8) | AUTHOR (31.8) | AUTHOR (34.9) | - |
| Saddle | AUTHOR Ergo Gel | AUTHOR Sphere Gel | AUTHOR Courier | - |
| Speed | 27 | 27 | 24 | - |
| Weight | 12.90kg/ 20" | 13,2 kg / 20' | 14,2kg / 17" | - |
