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| Image |  |  |  |  |
|---|---|---|---|---|
| Product | AUTHOR CONTEXT 2009 | AUTHOR Reflex 2014 | AUTHOR Solution 27,5 2019 | AUTHOR Impulse 29 2016 |
| Code | UA#42763400 | UA#42827302 | UA#42905502 | UA#42862802 |
| Model card | link | link | link | link |
| Size | 16.5", 17.5", 19", 20", 21" | 16", 18", 20", 22", 24" | 15", 17", 19" | 17", 19", 21" |
| Frame | triple butted alloy 6061 26" | alloy 6061 700c | alloy 6061 27.5" | alloy 6061 29" |
| Front fork | RST Omega TnL oil, lock out (100 mm) | RST Vita TnL oil, lock out (60 mm) | RST Blaze 27.5 ML oil, lock out (100 mm) | RST Blaze 29 ML lock out (100 mm) |
| Head parts | RITCHEY Zero Logic Integ 1-1/8" (ahead) | AUTHOR Integrated 1-1/8" | PRESTINE Integrated 1-1/8" | PRESTINE Integrated 1-1/8" |
| Chain Wheel | FSA Moto MegaExo 44-32-22 170 / 175 mm cranks | SUNTOUR NCX-T418 48-36-26 teeth 170 / 175 mm cranks | SUNTOUR XCM 40-30-22 teeth 170 / 175 mm cranks | PROWHEEL 42-32-22 teeth 170 / 175 mm cranks |
| BBParts | FSA MegaExo, BB unit | SHIMANO UN-26 | SUNTOUR XCT cartridge | VP COMP cartridge |
| Front derailleur | SRAM X7 (34.9) | SHIMANO Alivio (34.9) | SHIMANO Altus (34.9) | SHIMANO M190 (34.9) |
| Rear derailleur | SRAM X9 | SHIMANO Alivio | SHIMANO Altus | SHIMANO Altus |
| Shifters | SRAM X7 Trigger (27) | SHIMANO Alivio (27) | SHIMANO Altus (27) | SHIMANO Altus (21) |
| Free wheel | SRAM PG-950 11-34 | SHIMANO HG-30-9 11-34 (9) | SHIMANO HG200-9 11-34 (9) | SHIMANO HG20-7 12-32 (7) |
| Chain | SRAM PC-951 | SHIMANO HG-53 | KMC Z9 | KMC Z51 |
| Hubs | AUTHOR Xenon cartridge 32 holes | AUTHOR 32 holes | QUANDO Disc 32 holes | QUANDO Disc 32 holes |
| Brakes | AVID SD3 | TEKTRO 857AL | TEKTRO Auriga disc hydraulic (6" rotors) | TEKTRO Auriga disc hydraulic (7" rotors) |
| Brakes levers | AVID FR5 | SHIMANO Alivio | TEKTRO Auriga | TEKTRO Auriga |
| Rims | AUTHOR Argon 32 holes | AUTHOR Xenon Cross black 32 holes | AUTHOR Xenon 27.5 32 holes | AUTHOR Radon 29 32 holes |
| Spokes | black stainless steel 2.0 mm | black stainless steel 2.0 mm | black steel | black steel |
| Tires | AUTHOR PANARACER Beetle Juice 26" x 2.00" | AUTHOR PANARACER Silk Road Cross 700 x 38c | AUTHOR Rocket 27.5" x 2.10" | AUTHOR Rocket 29" x 2.10" |
| Pedals | AUTHOR alloy | AUTHOR alloy | resin | resin |
| Handlebar | AUTHOR 15 mm riser 31.8 mm | AUTHOR 20 mm 620 / 640 mm | AUTHOR 8° 660 / 680 mm | AUTHOR Flatbar 0 mm 700 mm |
| Grips | AUTHOR triple kratton rubber | AUTHOR ErgoGrip | AUTHOR kratton rubber | AUTHOR high density foam |
| Stem | AUTHOR alloy | UNO adjustable | AUTHOR alloy | AUTHOR alloy |
| Seat post | AUTHOR alloy (31.6) | AUTHOR alloy (31.6) | AUTHOR alloy (31.6) | AUTHOR alloy (31.6) |
| Seat clamp | AUTHOR (34.9) | AUTHOR (34.9) | AUTHOR (34.9) | AUTHOR (34.9) |
| Saddle | AUTHOR Super Sport | AUTHOR Sphere Gel | AUTHOR Courier | AUTHOR Courier |
| Speed | 27 | 27 | 27 | 21 |
| Weight | 12.60 / 19" | 13,3 kg / 20" | 14,4kg / 17" | 14.5 kg / 19" |
