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| Image | ![]() | ![]() | ![]() | - |
|---|---|---|---|---|
| Product | AUTHOR Rival 2018 | AUTHOR COMPACT 2010 | AUTHOR Bello 16 2018 | - |
| Code | UA#42892501 | UA#42772801 | UA#42890201 | - |
| Model card | link | link | link | - |
| Size | 15', 17', 19', 21' | 18", 20", 22" | 9' | - |
| Frame | alloy 6061 27.5' | alloy 6061 700C | alloy 6061 16' (L) | - |
| Front fork | RST Gila 27.5 T (100 mm) | hi-ten | hi-ten | - |
| Head parts | PRESTINE Integrated 1-1/8' | VP Comp. 1-1/8" | VP COMP 1' | - |
| Chain Wheel | PROWHEEL 42-34-24 teeth 170 mm cranks | PROWHEEL 48-38-28 170 / 175 mm cranks | PROWHEEL 32 teeth 102 mm cranks | - |
| BBParts | VP COMP cartridge | VP Comp. cartridge | VP COMP | - |
| Front derailleur | SHIMANO TY700 (34.9) | SHIMANO TX51 (31.8) | - | - |
| Rear derailleur | SHIMANO TX800 | SHIMANO TX31 | - | - |
| Shifters | SHIMANO TX800 (24) | SHIMANO Revoshift (21) | - | - |
| Free wheel | SHIMANO HG200-8 12-32 (8) | SHIMANO MF-TZ-21 14-28 | coasterhub 16T | - |
| Chain | KMC Z72 | SHIMANO UG-51 | KMC Z33 | - |
| Hubs | QUANDO Disc 32 holes | QUANDO 36 holes | rear coasterhub 28 holes | - |
| Brakes | TEKTRO disc mechanical (6' rotors) | TEKTRO 55 AL | TEKTRO V / coasterhub | - |
| Brakes levers | SHIMANO TX800 | TEKTRO plastic / alloy | TEKTRO plastic / alloy | - |
| Rims | AUTHOR Xenon 27.5 32 holes | alloy 36 holes | alloy 28 holes | - |
| Spokes | black steel | steel | steel | - |
| Tires | AUTHOR Rocket 27.5' x 2.10' | AUTHOR AT-1338 700 x 38c | 16' x 1.50' | - |
| Pedals | resin | resin | resin | - |
| Handlebar | steel 20 mm 640 mm | KALIN steel 20 mm riser | steel 60 mm 500 mm | - |
| Grips | AUTHOR kratton rubber | AUTHOR high density foam | AUTHOR kratton rubber | - |
| Stem | ZOOM alloy | KALIN steel | alloy | - |
| Seat post | ZOOM alloy (31.6) | KALIN steel (27.2) | alloy (27.2) | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (31.8) | alloy (31.8) | - |
| Saddle | AUTHOR Courier | AUTHOR | AUTHOR Bello | - |
| Speed | 24 | 21 | 1 | - |
| Weight | 14,9 kg / 19' | 12,50 kg / 20" | 8,2 kg / 9' | - |