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Jamis Aurora (2013)

General

Product Category
Brand Jamis
ModelAurora
Size47, 50, 53, 55, 57, 59, 62
ColorBlack Forest

Specific

Bottom bracketFSA sealed cartridge, 68 x 118mm
Brake leversTektro RL340 road
BrakesTektro 992 forged alloy cantilevers
CassetteSRAM PG-950 9-Speed 11-28T
ChainSRAM PC951
CranksetFSA Alpha Drive triple, 48/36/26T, 165mm (47) 170mm (50/53/55) 175mm (57/59/62)
FeaturesThe Aurora's Reynolds 520 double-butted chromoly frame rides smoother & more comfortably than comparably priced aluminum framed bikes, thanks to the natural shock damping properties of steel, with plenty of fender & rack mounts for full accessorizing (we've thoughtfully already included the fenders). The Aurora's frame geometry is specifically designed for long-mileage touring, with longer chainstays for greater heel/pannier clearance and shallower frame angles for a more comfortable all-day-in-the-saddle ride and more stable handling under load. Our lugged, full chromoly unicrown touring fork offers classic looks and steel's legendary feel & durability with a full compliment of braze-ons for low riders, fenders and racks. The Aurora's wheelset is stoutly built with 36 spokes, laced in a 3-cross pattern in both wheels to durable Alex eyeleted, double-wall rims and reliable Shimano Tiagra hubs. Aurora's 27-speed 105/Tiagra drivetrain features a long-cage rear derailleur that enables Jamis to offer a wide range 11-28T cassette block. While the Micro Shift bar end shifters will provide easy on the road maintenance and cable replacement. FSA's Alpha Drive triple-ringed 48/36/26T crankset in tandem with the 11-28T cassette offers a large range of gear ratios for comfortable & secure riding both up & down. The splined PowerDrive interface between crank and bottom bracket ensures a greater contact area between crank & BB axle delivering a stiffer interface, delivering more power per pedal stroke. Aurora offers an auxiliary set of brake levers at the handlebar flats to offer sure stops in any hand position. Vittoria's Randonneur 32mm tires offer more air volume to support the additional weight of loaded touring while delivering optimal road-holding capability & ride quality. These tires also feature a "double-shield" protective barrier in the tire casing that helps to prevent puncture flats. Jamis Touring saddle with ergonomic design and pressure relief cut-out will keep you confortable all day. The synthetic, distressed-leather like cover with just enough nap to provide a grip on top, will offer a slick side surface to pedal against smoothly. NVO Components ATS adjustable-height stem system is much lighter than angle adjustable stems and adjusts handlebar height more easily & quickly too. Our disc brake compatible rear carrier with strap features tubular hollow alloy tubing for strength, stiffness and reduced weight. Rear carrier is rated to carry 18kgs/40lbs. Full coverage alloy fenders with mud flaps are light & stylish and protect both rider and bike from rain water sloughing off spinning wheels.
Fork typeLugged semi-sloping chromoly with canti bosses, low-rider carrier braze-ons, forged dropout with double eyelets
Frame typeReynolds 520 double-butted chromoly main tubes with SST tubing diameters, double-tapered cromo stays, extended head tube with reinforced collars, forged dropouts with double eyelets and spoke carrier
Front derailleurShimano Sora FD-3503 with 28.6mm alloy clamp
HeadsetChrome plated AheadSet, 1 1/8"
Hub frontShimano Tiagra 4500 hub
Hub rearShimano Tiagra 4500 hub
PedalsTouring platform, full alloy cage & body with toe clips
Rear derailleurShimano Tiagra RD-4600GS
Recommended forUrban, Utility, Commuter, Recreation, Road
Rims typeAlex ACE19 eyeleted double walled rims, 36H
SaddleJamis Touring Sport with pressure relief cut-out and satin steel rails
ShiftersmicroSHIFT bar end shifters with index or friction option, 27-Speed
Spokes14g stainless steel
StemNVO Components TM-3 adjustable threadless system (ATS) forged aluminum stem, 10˚ x 90mm (47/50), 105mm (53/55), 115mm (57/59/62). ATS shim length 100mm
TiresVittoria Randonneur with Double Shielding puncture protection and reflective sidewalls, 700 x 32c
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