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| Image |  |  |  |  |
|---|---|---|---|---|
| Product | Elevation 27,5 ASL 2021-22 | Traction ASL 2025 | AUTHOR Limit 26 2021-22 | AUTHOR Traction 2017 |
| Code | UA#4293980223 | UA#4295700126 | UA#42932601 | UA#42875202 |
| Model card | link | link | link | link |
| Size | 17", 19" | 14" (27.5") / 16", 18" (29") | 13.5", 15.5" | 15", 17", 19", 21" |
| Frame | double butted hydroformed alloy 6061 27.5" (integrated battery) | double butted hydroformed alloy 6061 27.5" / 29" (ASL) | alloy 6061 26" | double butted hydroformed alloy 6061 27.5" |
| Front fork | RST F1RST 110-15 Air TnL air, lock out 15 mm thru axle boost, 1.5" tapered column (120 mm) | RST Aerial 27.5 / 29 TRL, air, remote lock out (100 mm) | alloy 6061 26" | RST Aerial 27.5 TnL air, lock out (100 mm) |
| Engine | SHIMANO Steps E-7000, 250 W | - | - | - |
| Battery | SHIMANO E-8035 Li-Ion, 36 V, 14 Ah, 504 Wh | - | - | - |
| Display | SHIMANO Steps E-7000, LCD | - | - | - |
| Head parts | AUTHOR Integrated 1,5" | PRESTINE Integrated, 1.5" tapered | PRESTINE 1-1/8" | AUTHOR Integrated 1.5" tapered |
| Chain Wheel | SHIMANO Steps E-8000 38 teeth 170 / 175 mm cranks | SHIMANO M510-1, 32 teeth, 170 / 175 mm cranks | PROWHEEL 32 teeth 152 mm cranks | SHIMANO Deore 40-30-22 teeth 170 / 175 mm cranks |
| BBParts | SHIMANO Steps | SHIMANO BB-52, BB unit | VP COMP cartridge | SHIMANO BB-52 BB unit |
| Rear derailleur | SHIMANO Deore | SHIMANO Deore | SHIMANO TX800 | SHIMANO Deore |
| Shifters | SHIMANO Deore (11) | SHIMANO Deore (12) | SHIMANO Acera (8) | SHIMANO Deore (30) |
| Free wheel | SHIMANO CS-M5100-11 11-51 (11) | SHIMANO CS-M6100-12, 10-51 (12) | SHIMANO HG31-8 11-34 (8) | SHIMANO HG50-10 11-36 (10) |
| Chain | KMC e11T | KMC X12 | KMC Z8.3 | KMC X10 |
| Hubs | QUANDO 15 × 110 mm thru front axle 12 × 148 mm thru rear axle 32 holes | QUANDO Disc / SHIMANO, 32 holes | QUANDO 32 holes | AUTHOR Radon 32 holes |
| Brakes | TRP Slate T4 disc hydraulic (7" rotors) | SHIMANO BR-MT410, disc hydraulic (7" rotors) | TEKTRO V | TEKTRO Gemini disc hydraulic (6" rotors) |
| Brakes levers | TRP Slate T4 | SHIMANO BL MT401 | TEKTRO plastic / alloy | TEKTRO Gemini |
| Rims | AUTHOR E-Krypton 27.5 32 holes | AUTHOR Xenon TRC 27.5/29, 32 holes | alloy 32 holes | AUTHOR Xenon Pro 27.5 32 holes |
| Spokes | black stainless steel 2.2 mm | black stainless steel 2.0 mm | steel | black stainless steel 2.0 mm |
| Tires | VITTORIA Barzo G2.0 aramid 27.5" × 2.25" | VITTORIA Barzo, aramid, 27.5"/29" × 2.25" | KENDA Small Block Eight 26" × 1.95" | VITTORIA Barzo kevlar 27.5" x 2.25" |
| Pedals | HT platform | plastic | resin | AUTHOR alloy |
| Handlebar | AUTHOR 15 mm 680 / 700 mm | AUTHOR Flatbar, 9°, 660 / 680 / 700 mm | steel 20 mm 620 mm | AUTHOR 9° 660 / 680 mm |
| Grips | AUTHOR high density foam | - | AUTHOR kratton rubber | AUTHOR Pro Lock |
| Stem | AUTHOR alloy | AUTHOR alloy | alloy | AUTHOR alloy |
| Seat post | AUTHOR alloy (30.9) | AUTHOR alloy (31.6) | alloy (27.2) | AUTHOR alloy (31.6) |
| Seat clamp | AUTHOR (34.9) | AUTHOR (34.9) | AUTHOR (31.8) | AUTHOR (34.9) |
| Saddle | AUTHOR E-Donna | AUTHOR Fenix | AUTHOR | AUTHOR Navigator |
| Speed | 11 | 12 | 8 | 30 |
| Weight | 21,8 kg / 17" | 13,3 kg / 16" | 10,8 kg / 13.5" | 13,1 kg / 19" |
| Grips/Bar tapes | - | AUTHOR GripLock foam | - | - |
| Front derailleur | - | - | - | SHIMANO Deore (34.9) |
