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Sirrus Disc
FRAME
Specialized A1 Premium Aluminum, Fitness Geometry, fully-manipulated butted tubing, integrated lower bearing, fender/rack mounts
FORK
Steel, straight blades, IS disc mount, fender/rack mounts
SEAT BINDER
Alloy, 31.8mm
RIMS
Disc, 6061 aluminum double-wall
SPOKES
Stainless, 14g
REAR TIRE
Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection
FRONT TIRE
Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection
REAR HUB
Specialized disc, loose ball bearings, for Shimano 8-/9-speed cassettes, QR
FRONT HUB
Specialized disc, double-sealed, loose ball bearings, 9mm QR
INNER TUBES
SPECIALIZED SV STANDARD BULK ROAD
SHIFT LEVERS
Shimano EF500, EZ Fire Plus, 8-speed
CASSETTE
Shimano, 8-speed, 11-32t
REAR DERAILLEUR
Shimano Altus, 8-speed
FRONT DERAILLEUR
Shimano Tourney, top swing, dual pull, 31.8mm band clamp
BOTTOM BRACKET
BSA, square taper, cartridge bearings
CHAINRINGS
48/38/28T w/chainguard
CRANKSET
Stout, forged alloy
CHAIN
KMC X8, 8-speed w/reusable MissingLink
STEM
Alloy, 4-bolt, 20-degree rise, 25.4mm clamp
SEATPOST
Alloy, 12mm offset, 2-bolt clamp, 27.2mm
SADDLE
Canopy Sport, steel rails
TAPE
Specialized Body Geometry Targa, lock-on
HANDLEBARS
Specialized, alloy, 9-degree backsweep, 25.4mm
FRONT BRAKE
Mechanical disc, resin pads, 160mm
REAR BRAKE
Mechanical disc, resin pads, 160mm
PEDALS
Specialized Fitness platform
* Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.
XS | S | M | L | XL | |
---|---|---|---|---|---|
Crank Length | 170mm | 170mm | 172.5mm | 172.5mm | 175mm |
Handlebar Width | 580mm | 580mm | 600mm | 600mm | 620mm |
Stem Length | 80mm | 80mm | 80mm | 100mm | 100mm |
Saddle Width | 155mm | 155mm | 155mm | 155mm | 155mm |
Seatpost Length | 300mm | 300mm | 350mm | 350mm | 350mm |
Seat-Tube Angle | 73.5° | 73.3° | 73.5° | 73° | 73° |
Head-Tube Length | 130mm | 150mm | 165mm | 190mm | 225mm |
Head-Tube Angle | 70.5° | 71° | 71.5° | 72° | 72° |
Chain-Stay Length | 445mm | 445mm | 445mm | 445mm | 445mm |
Front-Center | 621mm | 629mm | 637mm | 647mm | 667mm |
B-B Drop | 70mm | 70mm | 70mm | 70mm | 70mm |
B-B Height | 281mm | 281mm | 281mm | 281mm | 281mm |
Bike Stand-Over Height | 716mm | 750mm | 786mm | 821mm | 859mm |
Fork Length (full) | 410mm | 410mm | 410mm | 410mm | 410mm |
Top-Tube Length (horizontal) | 555mm | 570mm | 580mm | 600mm | 620mm |
Seat-Tube Length | 395mm | 440mm | 485mm | 530mm | 570mm |
Stack | 563mm | 584mm | 600mm | 626mm | 659mm |
Reach | 388mm | 394mm | 402mm | 409mm | 418mm |
Trail | 70mm | 67mm | 64mm | 60mm | 60mm |
Fork Rake/Offset | 51mm | 51mm | 51mm | 51mm | 51mm |
Wheelbase | 1056mm | 1065mm | 1073mm | 1082mm | 1103mm |