Author Aura XR5 2025 (grey/lime)
Product code: K232350|54
Author Aura XR5 2025 (grey/lime)
New hydroformed aluminium frame with fully internal cable routing, including through the headset
□ Ultralight full-carbon fork with 6 threaded mounting points
□ SHIMANO GRX 600/810 shifters and derailleurs, 22 speeds
□ SHIMANO GRX 400 hydraulic disc brakes
□ Lightweight branded PANARACER Gravel King SK Sport TLC 700 × 38c tyres
□ Ergonomically shaped PROMAX gravel handlebars
□ Comfortable AUTHOR Guru saddle
Frame geometry
| Size | min height | max height | S/T c-t | S/T c-c | T/T h | T/T a | H/Tt | C/S | W/B | S/T ang. | H/T ang. | F/L | B/B | reach | stack | F/R | hb | stem | crank |
| 480 | 153 | 162 | 480 | 440 | 520 | 505 | 125 | 435 | 1020 | 74.5 | 70 | 408 | 71 | 364 | 562 | 45 | |||
| 500 | 160 | 170 | 500 | 460 | 530 | 515 | 135 | 435 | 1026 | 74.5 | 70.5 | 408 | 70 | 371 | 572 | 45 | |||
| 520 | 168 | 178 | 520 | 480 | 550 | 534 | 150 | 435 | 1037 | 74 | 71 | 408 | 70 | 381 | 588 | 45 | |||
| 540 | 176 | 185 | 540 | 500 | 570 | 553 | 165 | 435 | 1052 | 73.5 | 71 | 408 | 69 | 392 | 601 | 45 | |||
| 560 | 183 | 193 | 560 | 520 | 590 | 572 | 180 | 435 | 1062 | 73 | 71.5 | 408 | 68 | 402 | 617 | 45 | |||
| 580 | 190 | 205 | 580 | 540 | 610 | 589 | 200 | 435 | 1071 | 72.5 | 72 | 408 | 68 | 409 | 638 | 45 |
- S/T c-t - seat tube (center-top), seat tube length from the centre of the bottom bracket to its top
- S/T c-c - seat tube (center-center), seat tube length from the centre of the bottom bracket to the top tube axis
- T/T h - top tube horizontal, horizontal top tube length
- T/T a - top tube actual, actual top tube length
- H/T - head tube, head tube length
- C/S - chain stay, chainstay length
- W/B - wheel base, wheelbase (distance between the front and rear wheel axles)
- S/T ang. - seat tube angle, angle between the seat tube axis and an imaginary line connecting the front and rear wheel axles
- H/T ang. - head tube angle, angle between the head tube axis and an imaginary line connecting the front and rear wheel axles
- F/L - fork length, fork length from the bottom of the headset to the centre of the front wheel
- B/B drop - bottom bracket drop, distance between an imaginary line connecting the wheel centres and the centre of the bottom bracket
- F/R - fork rake, distance between the head tube axis and the fork axle measured at the centre of the front wheel, the so-called offset
- hb - handlebars
- stem - stem
- crank - cranks
Additional information
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| frame: | triple butted dural 6061 |
| front wheel / hub: | QUANDO Road Disc, 12 × 100 mm přední pevná osa / JALCO SRD 21, 32 děr |
| rear wheel / hub: | QUANDO Road Disc, 12 × 142 mm zadní pevná osa 32 děr / JALCO SRD 21, 32 děr |
| tires: | PANARACER Gravel King SK Sport, skládací, 700 × 38C (40-622) |
| front derailleur: | SHIMANO GRX 810 |
| rear derailleur: | SHIMANO GRX 810 |
| saddle: | AUTHOR Guru CR |
| chain: | KMC X11 |
| fork: | AUTHOR karbonová, 1.5 tapered |
| brake levers: | SHIMANO GRX 400 |
| brakes: | SHIMANO GRX 400, kotoučové hydraulické (160 mm kotouče) |
| shifters: | SHIMANO GRX 600 (22) |
| cranks: | SHIMANO GRX 600, 46-30 zubů, 172, 5 / 175 mm kliky / SHIMANO BB-RS501, BB unit |
| cassette: | SHIMANO CS-HG701-11, 11-34 (11) |
| seatpost: | AUTHOR dural (27.2) |
| model year: | 2025 |


















































































































































































































































































































































































































































































