S-Works Amira SL4
Part No.  

S-Works Amira SL4

Part No.  
S-Works Amira SL4
Technical Specifications
Ridden by the most successful women's cycling team in the world, Specialized-lululemon, the S-Works Amira SL4 is the lightest, stiffest, and fastest women's bike around, featuring an all-new FACT 11r carbon frame with women's-tuned geometry, tapered head tube, and internal cable routing, plus Pro Tour-proven Shimano Dura-Ace components, and our feather-light Roval Rapide CLX40 wheels.
  • Women's ergonomic carbon handlebars for superior fit, comfort, stiffness, and strength at minimal weight
  • S-Works FACT 11r carbon frame uses Women's Performance Geometry and carbon layup, with OSBB, plus integrated, tapered headtube to create a light, stiff and fast ride
  • S-Works FACT monocoque fork with a tapered 1-1/8" to 1-3/8" headset for strength and precision steering
  • Specialized S-Works FACT carbon crankset with OSBB, removable carbon spider, and ceramic bearings has incredible stiffness-to-weight for max power, plus Shimano Dura-Ace drivetrain for precise and quiet shifting
  • Ultra-light Roval Rapide CLX 40 wheelset with low aerodynamic drag
  • Women's contoured Body Geometry Oura Pro saddle for optimal power transfer and all-day comfort, with carbon rails

Technical Specifications

CHAIN Shimano Dura-Ace 11-speed
BOTTOM BRACKET OS integrated, CeramicSpeed, sealed ceramic bearings
FRONT DERAILLEUR Shimano Dura-Ace, braze-on, 11-speed
SHIFT LEVERS Shimano Dura-Ace STI, 11-speed
CASSETTE Shimano Dura-Ace, 11-speed, 11-28
REAR DERAILLEUR Shimano Dura-Ace, 11-speed
REAR WHEEL Roval Rapide CLX 40, w/ CeramicSpeed bearings
INNER TUBES Turbo Ultralight, 60mm presta valve
FRONT TIRE S-Works Turbo, 220TPI, foldable aramid bead, BlackBelt protection, 700x23c
REAR TIRE S-Works Turbo, 220TPI, foldable aramid bead, BlackBelt protection, 700x23c
FRONT WHEEL Roval Rapide CLX 40, w/ CeramicSpeed bearings
SADDLE Body Geometry Women's Oura Pro, carbon rails, 155mm
TAPE Specialized S-Wrap Classic
SEATPOST S-Works SL, FACT carbon, 2-bolt, 27.2mm
STEM S-Works SL, 7050 3D-forged, CNC head bolts
HANDLEBARS Specialized Women's SL Carbon, 125mm drop, 75mm reach
FRONT BRAKE Shimano Dura-Ace
BRAKE LEVERS Shimano Dura-Ace
REAR BRAKE Shimano Dura-Ace
PEDALS Nylon flat test ride, loose ball, w/ reflectors
HEADSET 1-1/8"" upper and 1-3/8"" lower hybrid cartridge lightweight bearings, 8mm carbon cone spacer, w/ 20mm of carbon spacers
SEAT BINDER Forged alloy, Ti bolt, 32.6mm
FORK S-Works Amira, FACT carbon full monocoque, 1-1/8"" to 1-3/8"" tapered steerer
FRAME S-Works SL4 FACT 11r, FACT construction, Women's Performance Geometry and layup, tapered 1-1/8"" to 1-3/8"" headtube, carbon OSBB