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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR COSMIC 2009 | AUTHOR IMPULSE 2008 | - | - |
| Code | UA#42760501 | UA#42741600 | - | - |
| Model card | link | link | - | - |
| Size | 10" | 15", 17", 19", 21" | - | - |
| Frame | alloy 7005 20" | pressforming alloy 7005 26" | - | - |
| Front fork | cromoly 4130 | MUSTANG (63 mm) | - | - |
| Head parts | VP Comp. 1" | VP Comp. steel 1-1/8" | - | - |
| Chain Wheel | PROWHEEL 40 teeth 140 mm cranks | PROWHEEL 48-38-28 170 mm cranks | - | - |
| BBParts | VP Comp. | VP Comp. cartridge | - | - |
| Rear derailleur | SHIMANO TY-18 | SHIMANO TX-31 | - | - |
| Shifters | SHIMANO Revoshift (6) | SHIMANO Revoshift (21) | - | - |
| Free wheel | SHIMANO MF-TZ-20 14-28 | SHIMANO MF-TZ-07 14-28 | - | - |
| Chain | SHIMANO HP-20 | SHIMANO UG-50 | - | - |
| Hubs | QUANDO 36 holes | QUANDO 36 holes | - | - |
| Brakes | TEKTRO 45AL | V-alloy | - | - |
| Brakes levers | TEKTRO plastic / alloy | TEKTRO plastic / alloy | - | - |
| Rims | alloy 36 holes | Alloy 36 holes | - | - |
| Spokes | steel | steel | - | - |
| Tires | 24" x 1.75" | AUTHOR AT-1310 26" x 1.95" | - | - |
| Pedals | resin | plastic | - | - |
| Handlebar | ZOOM alloy 20 mm riser | KALIN steel | - | - |
| Grips | AUTHOR high density foam | AUTHOR high density foam | - | - |
| Stem | ZOOM alloy | KALIN steel | - | - |
| Seat post | ZOOM alloy (27.2) | KALIN alloy (27.2) | - | - |
| Seat clamp | alloy (31.8) | AUTHOR (31.8) | - | - |
| Saddle | AUTHOR Race | AUTHOR Mega Top Eco | - | - |
| Speed | 6 | 21 | - | - |
| Weight | 7.90 / 10" | 14.10kg/ 19" | - | - |
| Front derailleur | - | SHIMANO C050 (31.8) | - | - |
