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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR Impulse 27,5 2021-22 | AUTHOR Dexter 29 2013 | - | - |
| Code | UA#42933802 | UA#42813102 | - | - |
| Model card | link | link | - | - |
| Size | 17", 19" | 17", 19", 21" | - | - |
| Frame | alloy 6061 27.5" | alloy 6061 29" | - | - |
| Front fork | RST Gila 27.5 ML lock out (100 mm) | RST Blaze 29 TnL oil, lock out (100 mm) | - | - |
| Head parts | PRESTINE Integrated 1-1/8" | FSA Integrated 1-1/8" | - | - |
| Chain Wheel | PROWHEEL 42-34-24 teeth 170 / 175 mm cranks | SUNTOUR XCM-T414 44-32-22 teeth 170 / 175 mm cranks | - | - |
| BBParts | VP COMP cartridge | SUNTOUR XCM cartridge | - | - |
| Front derailleur | SHIMANO TY700 (34.9) | SHIMANO Acera (34.9) | - | - |
| Rear derailleur | SHIMANO Altus | SHIMANO Alivio | - | - |
| Shifters | SHIMANO Altus (24) | SHIMANO Alivio (27) | - | - |
| Free wheel | SHIMANO HG200-8 12-32 (8) | SHIMANO HG-30-9 11-32 (9) | - | - |
| Chain | KMC Z8.3 | SHIMANO HG-53 | - | - |
| Hubs | QUANDO Disc 32 holes | QUANDO Disc disc 32 holes | - | - |
| Brakes | TEKTRO disc hydraulic (6" rotors) | TEKTRO HDC 300 disc hydraulic (7" rotors) | - | - |
| Brakes levers | TEKTRO | TEKTRO HDC 300 | - | - |
| Rims | AUTHOR Xenon 27.5 32 holes | AUTHOR Sphere 29 32 holes | - | - |
| Spokes | black steel | black steel | - | - |
| Tires | AUTHOR Rocket 27.5" × 2.10" | AUTHOR Silk Road 29" x 2.10" | - | - |
| Pedals | resin | AUTHOR alloy | - | - |
| Handlebar | AUTHOR 8° 660 / 680 mm | KALLOY 15 mm 660 / 680 mm | - | - |
| Grips | AUTHOR kratton rubber | AUTHOR high density foam | - | - |
| Stem | AUTHOR alloy | KALLOY alloy | - | - |
| Seat post | AUTHOR alloy (31.6) | KALLOY alloy (31.6) | - | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (34.9) | - | - |
| Saddle | AUTHOR Courier | AUTHOR Mega Top | - | - |
| Speed | 24 | 27 | - | - |
| Weight | 14,2 kg / 17" | 14,8 Kg / 19" | - | - |
