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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR Ronin SL 2020 | Impulse 27,5 2023-24 | - | - |
| Code | UA#42930602 | UA#4294470225 | - | - |
| Model card | link | link | - | - |
| Size | 500, 520, 540, 560, 580 mm | 17", 19" | - | - |
| Frame | triple butted chromoly REYNOLDS | alloy 6061 27.5" | - | - |
| Front fork | AUTHOR alloy 1.5" tapered | RST Gila 27.5 ML lock out (100 mm) | - | - |
| Head parts | PRESTINE Integrated 1.5" tapered | PRESTINE Integrated 1-1/8" | - | - |
| Chain Wheel | SHIMANO GRX 600 46-30 teeth 172.5 / 175 mm cranks | PROWHEEL, 42-34-24 teeth, 170 / 175 mm cranks | - | - |
| BBParts | SHIMANO BBR60 BB unit | VP COMP, cartridge | - | - |
| Front derailleur | SHIMANO GRX 810 | SHIMANO TY700 (34.9) | - | - |
| Rear derailleur | SHIMANO GRX 810 | SHIMANO Altus | - | - |
| Shifters | SHIMANO GRX 600 (22) | SHIMANO Altus (24) | - | - |
| Free wheel | SHIMANO HG700-11 11-34 (11) | SHIMANO HG200-8, 12-32 (8) | - | - |
| Chain | KMC X11 EL | KMC Z8.3 | - | - |
| Hubs | MAVIC Allroad Disc CL UST wheel set 20 holes 12 × 100 mm thru front axle 12 × 142 mm thru rear axle | QUANDO Disc, 32 holes | - | - |
| Brakes | SHIMANO GRX 400 disc hydraulic (160 mm rotors) | TEKTRO HD-M275, disc hydraulic (6" rotors) | - | - |
| Brakes levers | SHIMANO GRX 600 | TEKTRO HD-M275 | - | - |
| Rims | MAVIC Allroad Disc CL UST wheel set 20 holes | AUTHOR Xenon 27.5, 32 holes | - | - |
| Spokes | MAVIC | black steel | - | - |
| Tires | PANARACER Gravel King SK Kevlar 700 × 38c | AUTHOR Rocket 27.5" × 2.10" | - | - |
| Handlebar | RITCHEY Road ErgoMax 420 / 440 / 460 mm | AUTHOR rise 15 mm, 9°, 660 / 680 mm | - | - |
| Grips/Bar tapes | AUTHOR microfiber / gel | - | - | - |
| Stem | RITCHEY Comp 4-Axis | AUTHOR alloy | - | - |
| Seat post | RITCHEY Comp (27.2) | AUTHOR alloy (31.6) | - | - |
| Seat clamp | AUTHOR (29.8) | AUTHOR (34.9) | - | - |
| Saddle | AUTHOR Guru CR | AUTHOR Courier | - | - |
| Speed | 22 | 24 | - | - |
| Weight | 10,2 kg /54 | 14,2 kg / 17" | - | - |
| Pedals | - | plastic | - | - |
| Grips | - | AUTHOR kratton rubber | - | - |
