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| Image |  |  |  | - |
|---|---|---|---|---|
| Product | AUTHOR Pegas 2016 | AUTHOR IMPULSE 2010 | Ultrasonic 26 2023-24 | - |
| Code | UA#42863301 | UA#42772101 | UA#42943901 | - |
| Model card | link | link | link | - |
| Size | 15", 17", 19", 21" | 15", 17", 19", 21", 23" | 13.5" | - |
| Frame | hydroformed alloy 6061 27.5" | alloy 6061 26" | triple butted hydroformed alloy 6061 26" | - |
| Front fork | RST Gila 27.5 ML lock out (100 mm) | RST Capa T (76 mm) | alloy 6061 26" | - |
| Head parts | AUTHOR Integrated 1.5" tapered | PRESTINE Integrated 1-1/8" (ahead) | PRESTINE Integrated 1.5" tapered | - |
| Chain Wheel | SUNTOUR XCM 40-30-22 teeth 170 / 175 mm cranks | PROWHEEL 48-38-28 170 mm cranks | PROWHEEL Charm, 32 teeth, 155 mm cranks | - |
| BBParts | SUNTOUR XCT cartridge | VP Comp. cartridge | PROWHEEL, BB unit | - |
| Front derailleur | SHIMANO Acera (34.9) | SHIMANO TX-51 (34.9) | - | - |
| Rear derailleur | SHIMANO Acera | SHIMANO TX-31 | SHIMANO Deore | - |
| Shifters | SHIMANO Acera (27) | SHIMANO Altus (21) | SHIMANO Deore (10) | - |
| Free wheel | SHIMANO HG20-9 11-34 (9) | SHIMANO MF-TZ-21 14-28 | SHIMANO CS-M4100-10, 11-46 (10) | - |
| Chain | KMC Z99 | SHIMANO UG-51 | KMC X10 | - |
| Hubs | QUANDO Disc 32 holes | QUANDO 36 holes | AUTHOR Xenon, 32 holes | - |
| Brakes | TEKTRO Auriga disc hydraulic (6" rotors) | TEKTRO 55 AL | TEKTRO HD-M276, disc hydraulic (6" rotors) | - |
| Brakes levers | TEKTRO Auriga | SHIMANO Altus | TEKTRO HD-M276 WS | - |
| Rims | AUTHOR Radon 27.5 32 holes | alloy 36 holes | AUTHOR Argon 26, 32 holes | - |
| Spokes | black steel | steel | stainless steel hi-ten 2.0 mm black | - |
| Tires | AUTHOR Rocket 27.5" x 2.10" | AUTHOR C-1309 26" x 1.95"/ AUTHOR AT-1310 26" x 1.95" | KENDA Small Block Eight aramid 26" × 2.10" | - |
| Pedals | AUTHOR alloy | resin | plastic | - |
| Handlebar | AUTHOR 25 mm 660 / 680 mm | KALIN steel 20 mm riser | AUTHOR Flat Top bar, rise 0 mm, 600 mm | - |
| Grips | AUTHOR high density foam | AUTHOR high density foam | AUTHOR kratton rubber | - |
| Stem | AUTHOR alloy | ZOOM alloy | AUTHOR alloy | - |
| Seat post | AUTHOR alloy (31.6) | KALIN alloy (31.6) | AUTHOR alloy (31.6) | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (34.9) | AUTHOR (34.9) | - |
| Saddle | AUTHOR Navigator | AUTHOR Mega Top | AUTHOR Champion CR | - |
| Speed | 27 | 21 | 10 | - |
| Weight | 13.9 kg / 19" | 13,60 kg / 19" | 10,5 kg /13,5" | - |
