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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR Ultima 2013 | AUTHOR Matrix 2014 | - | - |
| Code | UA#42811501 | UA#42820901 | - | - |
| Model card | link | link | - | - |
| Size | 15" | 13" | - | - |
| Frame | alloy 7005 24" (L) | hi-ten 24" | - | - |
| Front fork | hi-ten | MUSTANG (38 mm) | - | - |
| Head parts | VP COMP. 1" | PRESTINE 1-1/8" | - | - |
| Chain Wheel | PROWHEEL 42-34-24 teeth 152 mm cranks | PROWHEEL 42-34-24 teeth 152 mm cranks | - | - |
| BBParts | VP COMP. | VP COMP. | - | - |
| Front derailleur | SHIMANO TX50 (34.9) | SHIMANO TZ30 (28.6) | - | - |
| Rear derailleur | SHIMANO TY21 | SHIMANO TY21 | - | - |
| Shifters | SHIMANO Revoshift (18) | SHIMANO Revoshift (18) | - | - |
| Free wheel | SHIMANO MF-TZ20 14-28 (6) | SHIMANO MF-TZ20 14-28 (6) | - | - |
| Chain | KMC Z33 | KMC Z33 | - | - |
| Hubs | QUANDO 32 holes | steel 32 holes | - | - |
| Brakes | TEKTRO 855AL | TEKTRO 855AL | - | - |
| Brakes levers | TEKTRO plastic / alloy | TEKTRO plastic / alloy | - | - |
| Rims | alloy 32 holes | alloy 32 holes | - | - |
| Spokes | steel | steel | - | - |
| Tires | 24" x 1.50" | 24" x 1.75" | - | - |
| Pedals | resin | resin | - | - |
| Handlebar | KALIN steel 20 mm 580 mm | KALIN steel 20 mm 580 mm | - | - |
| Grips | AUTHOR kratton rubber | AUTHOR kratton rubber | - | - |
| Stem | KALIN steel | alloy | - | - |
| Seat post | alloy (31.6) | KALIN steel (25.4) | - | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (28.6) | - | - |
| Saddle | AUTHOR Race | AUTHOR Matrix | - | - |
| Speed | 18 | 18 | - | - |
| Weight | 11,6 Kg / 15" | 14,1 kg / 13" | - | - |
