Add to comparewhere to buyadditional accessoriesother modelsInstinct 27,5 ASLUltrasonic 27,5Traction 27,5 2021Traction 27,5 ASLSonic 27,5 2021Spirit 27,5 ASLPegas 27,5 2021more modelsInterested in other model`s year?2014201520162017201820192020technical specificationgeometry and sizesphotogalleryproduct optionsadditional accessories Technical specificationSize15", 17", 19", 21"Framehydroformed alloy 6061 27.5"Front forkRST Blaze 27.5 Tnl oil, lock out (100 mm)Head partsAUTHOR Integrated 1.5" taperedChain WheelSHIMANO M4000 40-30-22 teeth 170 / 175 mm cranksBBPartsSHIMANO ES300 OctalinkFront derailleurSHIMANO Acera (34.9)Rear derailleurSHIMANO AlivioShiftersSHIMANO Alivio (27)Free wheelSHIMANO HG400-9 11-34 (9)ChainKMC Z99HubsQUANDO Disc 32 holesBrakesTEKTRO Auriga disc hydraulic (6" rotors)Brakes leversTEKTRO AurigaRimsAUTHOR Xenon 27.5 32 holesSpokesblack steelTiresAUTHOR Rocket 27.5" x 2.10"PedalsAUTHOR alloyHandlebarAUTHOR 9° 660 / 680 mmGripsAUTHOR high density foamStemAUTHOR alloySeat postAUTHOR alloy (31.6)Seat clampAUTHOR (34.9)SaddleAUTHOR NavigatorSpeed27Weight14,5 kg / 19" Geometry and sizes Size 15" 17" 19" 21"Min. figure [cm] 145 155 170 182Max. figure [cm] 158 172 185 200S/T c-t [mm] 381 432 483 533S/T c-c [mm] 0 0 0 0T/T h [mm] 570 590 615 635T/T a [mm] 540 554 578 602H/T [mm] 115 125 130 140C/S [mm] 435 435 435 435W/B [mm] 1056 1076 1101 1121S/T ang. [°] 73 73 73 73H/T ang. [°] 69 69 69 69F/L [mm] 495 495 495 495B/B drop [mm] 35 35 35 35B/B width [mm] 68 68 68 68Reach [mm] 0 0 0 0Stack [mm] 0 0 0 0F/R [mm] 44 44 44 44Handlebars [mm] 0 0 0 0Stem [mm] 0 0 0 0Cranks [mm] 0 0 0 0 max min The recommended size and stature are just indicative. It is recommended to always consult your choice with the dealer. S/T c-t - seat tube (center-top), length of the seat tube from the middle of BB parts to its peak S/T c-c - seat tube (center-center), length of the seat tube from the middle of BB parts to an axle of the upper tube T/T h - top tube horizontal, horizontal lenght of the upper tube T/T a - top tube actual, real lenght of the upper tube H/T - head tube, head tube lenght C/S - chain stay, chain brace lenght W/B - wheel base, wheelbase (front and rear axle lenght) S/T ang. - seat tube angel, angle between the seat tube axis and an imaginary line connecting the axes of the front and rear wheel H/T ang. - head tube angel, angle between the head tube axis and an imaginary line connecting axes of the front and rear wheels F/L - fork length, fork length from the head parts bottom to the middle of the front wheel B/B drop - bottom bracked drop, lenght between an imaginary line connecting wheels centers and BB parts, measured from BB parts F/R - fork rake, distances between the head tube axis and fork axis measured at center of the front wheel, so-called. off set Photogallery Product options silver / blue / black15" = UA#42875001 17" = UA#42875002 19" = UA#42875003 21" = UA#42875004 grey-matt / yellow-neon17" = UA#42875012 19" = UA#42875013 21" = UA#42875014 additional accessoriesAUTHOR Carrier ACR-16-AluA tough rear rack AUTHOR ACR-16-Alu. Equipped with adjustable legs to fit most 24” to 29” wheel MTB and 700C touring bikes This tough tubular ...AUTHOR Carrier ACR-20N-Alu Carrier Author Expedition for extreme load and conditions, made from AL6061 tubes d.10mm - light weight and rigid construction with triple side ...AUTHOR Carrier ACR-25-AluCarrier Author Expedition, material AL6061, universal adjustable fixation, adjustable stays, max. load 25kg - tested in accordance with EN 14872.AUTHOR Mudguard front X-MudyFront mudguard AUTHOR, for down tube mounting, fabric plastic.AUTHOR Mudguard rear X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g.AUTHOR Mudguards AXP-04Modern plastic mudguards suitable for "V" brakes, for sizes 24"-27,5" with universal attachment.AUTHOR Mudguards AXP-07Author AXP-07 mudguards especially developed for Author Cross 700C, Author Mtb 29” and Author Mtb 27,5”. Universal bracket for all frame sizes ...AUTHOR Mudguards AXP-60High quality AUTHOR AXP full length mudguard set. Fenders are constructed from PET plastic and carry an aluminum foil insert, making them durable ...AUTHOR Front carrier ACR-F14-AluA tough tubular aluminium front rack. Designed specifically for front suspension fork with brake pivots or with disc brakes only, for wheel diameter ...AUTHOR Top frame bag A-R250 TWaterproof top frame bag, universal velcro fixation for most bicycle frames, 3 separate inside pockets. Dimensions: l.15 x w.4 x h.10cm.AUTHOR Triangel bag A-R244The Author saddle bag A-R244 is the universal bag with the one main compartment and one flat pocket. Designed for long satisfied use. Universal ...AUTHOR Saddle bag A-S315 TPNThe Author saddle bag A-S315 TPN is the easy bag with the one main pocket and separate compartments for tool. Designed for long satisfied use, ...
AUTHOR Carrier ACR-16-AluA tough rear rack AUTHOR ACR-16-Alu. Equipped with adjustable legs to fit most 24” to 29” wheel MTB and 700C touring bikes This tough tubular ...AUTHOR Carrier ACR-20N-Alu Carrier Author Expedition for extreme load and conditions, made from AL6061 tubes d.10mm - light weight and rigid construction with triple side ...AUTHOR Carrier ACR-25-AluCarrier Author Expedition, material AL6061, universal adjustable fixation, adjustable stays, max. load 25kg - tested in accordance with EN 14872.AUTHOR Mudguard front X-MudyFront mudguard AUTHOR, for down tube mounting, fabric plastic.AUTHOR Mudguard rear X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g.AUTHOR Mudguards AXP-04Modern plastic mudguards suitable for "V" brakes, for sizes 24"-27,5" with universal attachment.AUTHOR Mudguards AXP-07Author AXP-07 mudguards especially developed for Author Cross 700C, Author Mtb 29” and Author Mtb 27,5”. Universal bracket for all frame sizes ...AUTHOR Mudguards AXP-60High quality AUTHOR AXP full length mudguard set. Fenders are constructed from PET plastic and carry an aluminum foil insert, making them durable ...AUTHOR Front carrier ACR-F14-AluA tough tubular aluminium front rack. Designed specifically for front suspension fork with brake pivots or with disc brakes only, for wheel diameter ...AUTHOR Top frame bag A-R250 TWaterproof top frame bag, universal velcro fixation for most bicycle frames, 3 separate inside pockets. Dimensions: l.15 x w.4 x h.10cm.AUTHOR Triangel bag A-R244The Author saddle bag A-R244 is the universal bag with the one main compartment and one flat pocket. Designed for long satisfied use. Universal ...AUTHOR Saddle bag A-S315 TPNThe Author saddle bag A-S315 TPN is the easy bag with the one main pocket and separate compartments for tool. Designed for long satisfied use, ...