Amira SL4 Pro Ui2 Mid-Compact
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Amira SL4 Pro Ui2 Mid-Compact

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Amira SL4 Pro Ui2 Mid-Compact
Technical Specifications
For women who live to race—whether it's a pro-level crit or a city-line sprint with the local club—the Amira Pro SL4 features an all-new, incredibly light and stiff FACT 10r carbon frame with women's performance geometry, plus FACT carbon crank, new Shimano Ui2 electronic components, and Roval Fusée SL wheels.
  • FACT IS 10r carbon frame uses women's performance geometry and carbon lay-up, with integrated, tapered head tube, to create a light, stiff and fast ride
  • FACT monocoque fork with a tapered 1-1/8" to 1-3/8" headset for strength and precision steering
  • Light, stiff Roval Fusee SL alloy wheelset combines aero features with lightweight reliability for a great all-around performance
  • Specialized Pro FACT carbon crankset with oversized BB has an outstanding strength to weight ratio for superior efficiency and power transfer: Pairs perfectly with race-ready Shimano electronic Ultegra Di2 drivetrain
  • Women's Expert alloy handlebar delivers superior fit, comfort, stiffness and strength at minimal weight
  • Body Geometry Oura Expert Gel women's saddle with hollow Ti rails for optimal power transfer and all day riding comfort

Technical Specifications

BOTTOM BRACKET OS integrated, sealed bearings
CHAIN Shimano Ultegra
CRANKSET Specialized Pro FACT carbon
SHIFT LEVERS New Shimano Ultegra Di2, Flight Deck compatible, 10-speed
FRONT DERAILLEUR New Shimano Ultegra Di2
CASSETTE Shimano Ultegra, 10-speed, 11-28t
REAR DERAILLEUR New Shimano Ultegra Di2
INNER TUBES Super Light Turbo, 60mm, presta
FRONT TIRE Specialized Turbo Pro w/ BlackBelt, 127 TPI, aramid bead, 700x23c
REAR TIRE Specialized Turbo Pro w/ BlackBelt, 127 TPI, aramid bead, 700x23c
SADDLE Body Geometry Oura Expert Gel, hollow ti rails, 155mm
TAPE Specialized S-Wrap
SEATPOST Specialized Pro, FACT carbon, 27.2mm
HANDLEBARS Specialized Women's Expert alloy, shallow drop
STEM New Specialized ProSet 7075, cone head bolt and plastic clip, 12-degree, 4-degree shim, 31.8mm
FRONT BRAKE Shimano Ultegra
REAR BRAKE Shimano Ultegra
PEDALS Nylon flat test ride, loose ball, w/ reflectors
HEADSET 1-1/8"" upper and 1-3/8"" lower Cr-Mo cartridge bearings, w/ 20mm carbon cone spacer and 20mm of carbon spacers
SEAT BINDER Forged alloy,Ti bolt and nut, 32.6mm
FORK FACT carbon, full monocoque, 1-1/8"" to 1-3/8"" tapered steerer
FRAME FACT 10r carbon, FACT IS construction, women's tubesets, women's performance geometry, tapered 1-1/8"" to 1-3/8"" HT, OSBB


Geometry Chart

Amira - Geometry

  440.0 480.0 510.0 540.0 560.0
Crank Length 167.5mm 167.5mm 170mm 170mm 172.5mm
Stem Length 75mm 75mm 90mm 100mm 100mm
Handle-Bar Width 360mm 380mm 400mm 400mm 420mm
Reach 365mm 371mm 378mm 378mm 380mm
Stack 503mm 515mm 528mm 547mm 564mm
Wheelbase 970mm 974mm 976mm 982mm 993mm
Seat-Tube Length, B-B Center to Top 390mm 420mm 460mm 490mm 510mm
Head-Tube Length 105mm 115mm 125mm 145mm 165mm
Top-Tube Length, Horizontal 498mm 506mm 518mm 537mm 548mm
Front-Center 576mm 580mm 582mm 588mm 596mm
Head-Tube Angle 70.5° 71.25° 72° 72° 72°
Stand-Over Height 692mm 718mm 735mm 758mm 777mm
Fork Rake 51mm 51mm 49mm 49mm 49mm
Trail 66mm 62mm 59mm 59mm 59mm
Chain-Stay Length 405mm 405mm 405mm 405mm 408mm
Seat-Tube Angle 76° 75.75° 75.5° 74° 73.5°
B-B Drop 73mm 73mm 73mm 73mm 71.5mm
Seat-Post Length 300mm 300mm 300mm 300mm 350mm