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| Image |  |  |  |  |
|---|---|---|---|---|
| Product | AUTHOR Ultima 2015 | Orion 2025 | AUTHOR SOLUTION 2009 | AUTHOR Sector 2015 |
| Code | UA#42831301 | UA#42957502 | UA#42761700 | UA#42834701 |
| Model card | link | link | link | link |
| Size | 11.5" | 17", 19", 21" | 15", 17", 19", 21", 23" | 16", 17.5", 19", 20.5" |
| Frame | alloy 6061 24" (L) | triple butted hydroformed alloy 6061 29" | alloy 7005 26" | AUTHOR B carbon monocoque 27.5" |
| Front fork | hi-ten | Rock Shox Recon Silver RL Remote, air, remote lock out, 15 mm thru axle Boost, 1.5" tapered column (100 mm) | RST Capa ML mechanical lock out (76 mm) | FOX 32 Float 27.5 CTD Remote O/C 100 air, remote lock out 15 mm thru axle 1.5" tapered steerer (100 mm) |
| Head parts | PRESTINE 1-1/8" | FSA No. 69 / 62 / SRS / Center / CUP 1,5" | PRESTINE Integrated 1-1/8" (ahead) | FSA Orbit 1.5B 1.5" tapered |
| Chain Wheel | PROWHEEL 42-34-24 teeth 152 mm cranks | SHIMANO SLX, 34 teeth, 170 / 175 mm cranks | SUNTOUR XCCT-202 42-34-24 170 mm cranks | SHIMANO XT 40-28 teeth 170 / 175 mm cranks |
| BBParts | VP COMP | SHIMANO BB-MT800, BB unit | SUNTOUR XCM cartridge | SHIMANO XT BB unit |
| Front derailleur | SHIMANO TX50 (31.8) | - | SHIMANO C-101 (34.9) | SHIMANO XT (34.9) |
| Rear derailleur | SHIMANO TY21 | SHIMANO XT | SHIMANO Acera | SHIMANO XT "clutch" |
| Shifters | SHIMANO Revoshift (18) | SHIMANO SLX (12) | SHIMANO Altus (24) | SHIMANO XT (20) |
| Free wheel | SHIMANO MF-TZ20 14-28 (6) | SHIMANO CS-M7100, 10-51 (12) | SHIMANO HG-30-8I 11-32 | SHIMANO M771-10 11-36 (10) |
| Chain | KMC Z33 | KMC X12 | KMC Z-72 | SHIMANO HG95 |
| Hubs | QUANDO 32 holes | AUTHOR Helium 15 / SHIMANO SLX, 15 × 110 mm thru front axle, 12 × 148 mm rear axle, 32 holes | QUANDO 32 holes | SHIMANO XT Disc 15 mm thru front axle 142 x 12 mm thru rear axle 32 holes |
| Brakes | TEKTRO 855 | SHIMANO BR-MT410, disc hydraulic (7" rotors) | TEKTRO 37AL | SHIMANO XT disc hydraulic (6" rotors) |
| Brakes levers | TEKTRO plastic / alloy | SHIMANO BL MT401 | SHIMANO Altus | SHIMANO XT |
| Rims | alloy 32 holes | AUTHOR Xenon TRC 29, 32 holes | JALCO ATB 220 doublewall 32 holes | AUTHOR Helium Pro 27.5 32 holes |
| Spokes | steel | black stainless steel 2.0 mm | steel | black stainless steel 2.0 mm triple butted |
| Tires | 24" x 1.50" | VITTORIA Barzo, aramid, 29" × 2.25" | MAXXIS Copper Head 26" x 2.00" | VITTORIA Barzo kevlar 27.5" x 2.10" |
| Pedals | resin | - | AUTHOR alloy / plastic | SHIMANO M540 clipless |
| Handlebar | steel 20 mm 580 mm | AUTHOR Flatbar, 9°, 700 / 720 mm | KALIN steel 20 mm riser | RITCHEY WCS Flat 0 mm 660 mm |
| Grips | AUTHOR kratton rubber | - | AUTHOR high density foam | AUTHOR Pro Lock |
| Stem | alloy | AUTHOR alloy | ZOOM alloy | RITCHEY WCS 4-Axis |
| Seat post | alloy (27.2) | AUTHOR alloy (31.6) | KALIN alloy (31.6) | AUTHOR carbon (31.6) |
| Seat clamp | AUTHOR (31.8) | AUTHOR (34.9) | AUTHOR (34.9) | AUTHOR (34.9) |
| Saddle | AUTHOR | AUTHOR Navigator | AUTHOR Mega Top Eco | FIZIK Nisene III |
| Speed | 18 | 12 | 24 | 20 |
| Weight | 11.3 kg / 11.5" | 13 kg / 19" | 13.40 / 19" | 11.1 kg / 19" |
