Jett 29
Part No.  

Jett 29

Part No.  39946
load-spinner
Jett provides the smooth ride and improved handling of 29" wheels in an M4 aluminum XC trail bike designed just for women. With a custom women's-tuned RockShox XC28 fork with lockout, 2x10 drivetrain and Tektro Draco 2 hydraulic disc brakes, the Jett Comp 29 is race ready and trail capable.
  • Fully butted, smooth-welded M4 alloy 29er frame with Women's Performance XC 29" Geometry and tubesets delivers a confident and lightweight ride, with integrated headset for precision handling
  • Custom-tuned 80mm-travel RockShox 29" fork with hydraulic damping, lockout, and women's spring weights delivers the supple ride qualities of a much more expensive fork
  • Light and durable double-walled alloy rims are tough enough to handle the rough stuff
  • Specialized Ground Control Sport tires with Adaptive Tread technology, with a perfect knob pattern for diverse conditions
  • SR Suntour 9-speed crankset with forged alloy arms and Octalink-splined BB interface means greater durability and better shifting performance, Shimano Deore Shadow 9-speed rear derailleur affords more trail clearance
  • Tektro Draco dual-piston hydraulic disc brakes and women's shorter reach levers assure precise braking and durability
  • Women's Body Geometry Riva Saddle features a women's cutout and plush seating area for all-day riding comfort

Technical Specifications

FRAMESET
SEAT BINDER 31.8mm, forged alloy QR, brass washer
HEADSET Integrated 1-1/8"" threadless, Campy-style, full cartridge bearings
FRAME Specialized Jett M4 Aluminum 29"" frame, Women's XC 29"" Performance geometry and tubesets, fully butted w/ smooth welding, integrated headset, forged post-mount 160mm dropouts w/ replaceable der. hanger, disc only
WHEELS
FRONT HUB Specialized MTB disc hub, alloy, Hi Lo flange, RCC ball bearing system, steel axle, QR, 32h
REAR HUB Specialized MTB disc hub, alloy, Hi Lo flange, RCC ball bearing system, steel axle, steel cassette body, QR, 32h
INNER TUBES Presta valve
SPOKES Stainless, 2.0mm (14g)
RIMS Disc, 29"", alloy double-wall, 26mm, pin joint, 36h
FRONT TIRE Specialized Ground Control Sport, 29x2.1"", wire bead, 60TPI
REAR TIRE Specialized Ground Control Sport, 29x2.1"", wire bead, 60TPI
DRIVETRAIN
BOTTOM BRACKET Shimano, Octalink spline, cartridge bearing, 73mm
CHAIN KMC X-9, 9-speed w/ reusable Missing Link
CRANKSET SR Suntour XCR, 9-speed, Octalink
CASSETTE Shimano HG20-9, 9-speed cassette, 11-34
SHIFT LEVERS Shimano Alivio, 9-speed Rapidfire plus, SL type w/ optical display
FRONT DERAILLEUR Shimano Acera, 9-speed, 34.9 clamp, high-mount, bottom swing
CHAINRINGS 44/32/22, steel
REAR DERAILLEUR Shimano Deore Shadow, 9-speed, SGS cage
COCKPIT
SADDLE Specialized Women's Body Geometry Riva WMN Comp, steel rails, 155mm width
SEATPOST Specialized 2 bolt head, forged alloy, 12.5mm offset, micro adjust, 27.2mm, 350mm or 400mm
GRIPS Specialized Women's Body Geometry XCT, Kraton rubber w/ gel, closed end, 120mm, lock-on
HANDLEBARS Flat bar, 6061 double butted alloy, 660mm wide, 10º backsweep, 4º upsweep, 31.8mm
STEM Specialized 3D forged alloy, 4 bolt clamp, 6º rise, 31.8mm
BRAKES
BRAKE LEVERS Tektro Draco 2, hydraulic w/ women's shorter reach lever
FRONT BRAKE Tektro Draco 2, hydraulic disc, dual piston, Lightwave style rotor, 160mm
REAR BRAKE Tektro Draco 2, hydraulic disc, dual piston, Lightwave style rotor, 160mm
ACCESSORIES
PEDALS Composite platform, w/ reflectors, 9/16""
SUSPENSION
FORK RockShox XC28 29"", TurnKey hydraulic damping w/ lock out, coil spring w/ custom women's spring weights, 1-1/8"" alloy steerer, mag disc only post mount lower, 28mm steel stanchion, preload and rebound adj., 80mm travel, 51mm offset on size 15/SM, 46mm offset on sizes 17/MD and 19/LG

Geometry

Geometry Chart

- Geometry

 
Stem Length 60mm 75mm 75mm
Crank Length 170mm 170mm 170mm
Seatpost Length 350mm 350mm 400mm
Handlebar Width 660mm 660mm 660mm
Seat Tube Angle (Effective) 73.5° 73.5° 73.5°
Reach 377mm 396mm 412mm
Stack 590mm 604mm 618mm
Chainstay Length 442mm 442mm 442mm
Bottom Bracket Drop 63.5mm 63.5mm 63.5mm
Head Tube Angle 70.5° 71° 71°
Head Tube Length 90mm 100mm 115mm
Top Tube Length (Actual) 530mm 549mm 570mm
Top Tube Length (Horizontal) 552mm 575mm 595mm
Seat Tube Length, Center to Top 381mm 431.8mm 482.6mm
Standover Height 710mm 741mm 775mm
Wheel Base 1056mm 1068mm 1089mm
Seat Tube Angle (Actual) 71° 71° 71°
Bottom Bracket Height 305mm 305mm 305mm

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