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| Image |  |  |  | - |
|---|---|---|---|---|
| Product | AUTHOR Grand ASL 2019 | AUTHOR Solution 27,5 ASL 2021-22 | AUTHOR Bicycle Egoist 2011 | - |
| Code | UA#42909801 | UA#42934300 | UA#42785001 | - |
| Model card | link | link | link | - |
| Size | 15", 17", 19" | 14", 16", 18" | 16", 17.5", 19", 20.5", 22" | - |
| Frame | alloy 6061 29" (ASL) | alloy 6061 27.5" (ASL) | triple butted alloy 6069 26" | - |
| Front fork | RST Vita TnL oil, lock out (80 mm) | RST Blaze 27.5 ML, lock out (100 mm) | FOX F100RL OB air, lock out 15 mm thru axle 1.5" taper steerer (100 mm) | - |
| Head parts | AUTHOR Integrated 1-1/8" | PRESTINE Integrated 1-1/8" | FSA Orbit C-40 1.5" taper | - |
| Chain Wheel | SUNTOUR NCX 44-32-22 teeth 170 mm cranks | SHIMANO MT101 40-30-22 teeth 170 mm cranks | SHIMANO XT-10 42-32-24 170 / 175 mm cranks | - |
| BBParts | SUNTOUR XCT cartridge | SHIMANO BB-UN101 cartridge | SHIMANO XT-10 BB unit | - |
| Front derailleur | SHIMANO Altus (31.8) | SHIMANO Altus (34.9) | SHIMANO XT (34.9) | - |
| Rear derailleur | SHIMANO Acera | SHIMANO Alivio | SHIMANO XT | - |
| Shifters | SHIMANO Acera (27) | SHIMANO Alivio (27) | SHIMANO XT (30) | - |
| Free wheel | SHIMANO HG400-9 11-34 (9) | SHIMANO HG200-9 11-36 (9) | SHIMANO M771-10 11-36 (10) | - |
| Chain | KMC Z9 | KMC Z9 | SHIMANO HG-74 | - |
| Hubs | QUANDO Disc 32 holes | QUANDO Disc 32 holes | SHIMANO XT disc 15 mm thru axle 32 holes | - |
| Brakes | TEKTRO Vela disc hydraulic (6" rotors) | TEKTRO Auriga disc hydraulic (6" rotors) | SHIMANO XT disc hydraulic (6" rotors) | - |
| Brakes levers | TEKTRO Vela | TEKTRO Auriga WS | SHIMANO XT | - |
| Rims | AUTHOR Xenon 29 32 holes | AUTHOR Xenon 27.5 32 holes | AUTHOR Helium Pro 32 holes | - |
| Spokes | black stainless steel 2.0 mm | black steel | black stainless steel 2.2 mm triple butted | - |
| Tires | AUTHOR Speed Master 29"x 1.75" | AUTHOR Speed Master 27.5" × 2.00" | GEAX Barro Race Kevlar 26" x 2.00" | - |
| Pedals | AUTHOR Non Slip alloy | resin | SHIMANO M540 clipless | - |
| Handlebar | AUTHOR 25 mm 660 / 680 mm | AUTHOR 8° 640 / 660 mm | RITCHEY Pro 31.8 mm | - |
| Grips | AUTHOR ErgoGrip Lock | AUTHOR high density foam | AUTHOR GripLock | - |
| Stem | UNO adjustable | AUTHOR alloy | RITCHEY WCS | - |
| Seat post | AUTHOR alloy (27.2) | AUTHOR alloy (31.6) | RITCHEY Pro carbon (31.6) | - |
| Seat clamp | AUTHOR (31.8) | AUTHOR (34.9) | AUTHOR (34.9) | - |
| Saddle | AUTHOR Area Gel | AUTHOR Fenix | FIZIK Tundra II | - |
| Speed | 27 | 27 | 30 | - |
| Weight | 14,6kg / 17" | 14,2 kg / 16" | 10.8 kg / 19" | - |
