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| Image |  |  |  | - |
|---|---|---|---|---|
| Product | AUTHOR STRATOS 2008 | AUTHOR Rival ASL 27,5 2019 | AUTHOR Master 29 2021-22 | - |
| Code | UA#42746001 | UA#42905002 | UA#42936702 | - |
| Model card | link | link | link | - |
| Size | 16", 18", 20", 22", 24" | 14", 16", 18" | 17", 19", 21" | - |
| Frame | alloy 6061 700C | alloy 6061 27.5" (ASL) | AUTHOR carbon Toray T700/800 monocoque 29" | - |
| Front fork | RST Neon ML lock out (60 mm) | RST Gila 27.5 T (100 mm) | ROCK SHOX Recon Gold RL Remote 29 15 Solo Air air, remote lock out 15 × 110 mm thru axle, 1.5" tapered steerer (100 mm) | - |
| Head parts | RITCHEY 1-1/8" (ahead) | PRESTINE Integrated 1-1/8" | AUTHOR Integrated 1.5" tapered | - |
| Chain Wheel | SUNTOUR XCT-308 48-38-28 170 / 175 mm cranks | PROWHEEL 42-34-24 teeth 170 mm cranks | SHIMANO SLX 34 teeth 170 / 175 mm cranks | - |
| BBParts | VP Comp. cartridge | VP COMP cartridge | SHIMANO BB-MT800 BB unit | - |
| Front derailleur | SHIMANO C-102 (31.8) | SHIMANO TY700 (34.9) | - | - |
| Rear derailleur | SHIMANO Alivio | SHIMANO TX800 | SHIMANO XT | - |
| Shifters | SHIMANO Revoshift (24) | SHIMANO TX800 (24) | SHIMANO SLX (12) | - |
| Free wheel | SHIMANO HG-30-8I 11-32 | SHIMANO HG200-8 12-32 (8) | SHIMANO CS-M7100 10-51 (12) | - |
| Chain | SHIMANO HG-40 | KMC Z8.1 | SHIMANO M7100 | - |
| Hubs | QUANDO 32 holes | QUANDO Disc 32 holes | AUTHOR / SHIMANO SLX 15 × 110 mm thru front axle 12 × 148 mm thru rear axle 32 holes | - |
| Brakes | TEKTRO 57AL | TEKTRO disc mechanical (6" rotors) | SHIMANO Deore disc hydraulic (7" rotors) | - |
| Brakes levers | TEKTRO CL-530 | SHIMANO TX800 | SHIMANO Deore | - |
| Rims | JALCO ATB 220 doublewall 32 holes | AUTHOR Xenon 27.5 32 holes | AUTHOR Krypton TRC 29 32 holes | - |
| Spokes | stainless steel 2.0mm | black steel | black stainless steel 2.0 mm | - |
| Tires | AUTHOR PANARACER Silk Road Cross 700 x 35c | AUTHOR Speed Master 27.5" x 2.00" | VITTORIA Barzo foldable 29" × 2.25" | - |
| Pedals | AUTHOR alloy | resin | - | - |
| Handlebar | AUTHOR alloy | steel 20 mm 640 mm | RITCHEY MTN Comp 2×9 9° 700 / 720 mm | - |
| Grips | AUTHOR ErgoGrip | AUTHOR high density foam | AUTHOR Pro Lock | - |
| Stem | UNO alloy adjustable | ZOOM alloy | RITCHEY Comp 4-Axis | - |
| Seat post | AUTHOR alloy (27.2) | ZOOM alloy (31.6) | RITCHEY Comp (31.6) | - |
| Seat clamp | AUTHOR (31.8) | AUTHOR (34.9) | AUTHOR (34.9) | - |
| Saddle | AUTHOR Ergo Gel | AUTHOR Fenix | PROLOGO Nago Evo X10 | - |
| Speed | 24 | 24 | 12 | - |
| Weight | 13.10kg/ 20" | 14,7kg / 16" | 11,2 kg / 19" | - |
