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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR CA 66 E 2013 | AUTHOR Spectra 2016 | - | - |
| Code | UA#42819101 | UA#42862401 | - | - |
| Model card | link | link | - | - |
| Size | 48, 50, 52, 54, 56, 58 cm | 16", 18" | - | - |
| Frame | AUTHOR B carbon monocoque | alloy 6061 26" (L) | - | - |
| Front fork | AUTHOR carbon monocoque | RST Capa 26 T (80 mm) | - | - |
| Head parts | FSA Orbit C-40 1.5" tapered | PRESTINE Integrated 1-1/8" | - | - |
| Chain Wheel | SHIMANO Ultegra 53-39 teeth 170 / 172.5 / 175 mm cranks | PROWHEEL 42-34-24 teeth 170 mm cranks | - | - |
| BBParts | SHIMANO Ultegra BB unit | VP COMP cartridge | - | - |
| Front derailleur | SHIMANO Ultegra Di2 (34.9) | SHIMANO TX50 (34.9) | - | - |
| Rear derailleur | SHIMANO Ultegra Di2 | SHIMANO TX55 | - | - |
| Shifters | SHIMANO Ultegra Di2 (20) | SHIMANO Altus (21) | - | - |
| Free wheel | SHIMANO CS-6700 12-25 (10) | SHIMANO MF-TZ21 14-28 (7) | - | - |
| Chain | SHIMANO 6701 | KMC Z51 | - | - |
| Hubs | MAVIC Ksyrium Elite Wheel Set 18 / 20 holes | QUANDO 36 holes | - | - |
| Brakes | SHIMANO Ultegra | TEKTRO 837 | - | - |
| Brakes levers | SHIMANO Ultegra | SHIMANO Altus | - | - |
| Rims | MAVIC Ksyrium Elite Wheel Set 18 / 20 holes | alloy 36 holes | - | - |
| Tires | PANARACER Race Type A Kevlar 700 x 23c | AUTHOR Speed Master 26" x 2.00" | - | - |
| Handlebar | RITCHEY WCS Road Carbon Curve 420 / 440 mm | steel 20 mm 640 mm | - | - |
| Stem | RITCHEY WCS C-260 | ZOOM alloy | - | - |
| Seat post | RITCHEY WCS 1B Carbon Road (31.6) | ZOOM alloy (31.6) | - | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (34.9) | - | - |
| Saddle | FIZIK Antares | AUTHOR Noble | - | - |
| Speed | 20 | 21 | - | - |
| Weight | 7,4 Kg / 54 cm | 13.9 kg / 18" | - | - |
| Spokes | - | steel | - | - |
| Pedals | - | resin | - | - |
| Grips | - | AUTHOR high density foam | - | - |
