Compare bikes: Compare Specialized Roll Roll Sport (2017) vs. Specialized Sirrus (2017) - Findabike
Prices
Retail price
£ 400
£ 375
Specifications
Drivetrain
Chain
KMC Z51, 7-speed
KMC X8, 8-speed w/reusable MissingLink
Crank
Stout, forged alloy
Derailleurs
Front: Shimano Tourney, top swing, 31.8mm band clamp - Rear: Shimano Tourney, 7-speed
Front: Shimano Tourney, top swing, dual pull, 31.8mm band clamp - Rear: Shimano Altus, 8-speed
Shifters
Shimano EF51, EZ Fire Plus, 7-speed
Shimano EF500, EZ Fire Plus, 8-speed
Cassette
Shimano Tourney freewheel, 7-speed, 14-34t
Shimano, 8-speed, 11-32t
Frameset
Fork
Roll Disc Steel, fender/rack mounts
Steel, straight blades, fender/rack mounts
Frame
Specialized A1 Premium Aluminum, Ground Control Positioning, formed tubes, disc mount, fender/rack mounts
Specialized A1 Premium Aluminum, Fitness Geometry, fully-manipulated butted tubing, integrated lower bearing, fender/rack mounts
Forged alloy, 17-degree rise, 31.8mm clamp
Alloy, 4-bolt, 20-degree rise, 25.4mm clamp
Wheels
Hub
Front: Specialized disc, double-sealed, loose ball bearings, 9mm QR - Rear: Specialized disc, loose ball bearings, QR
Front: Specialized V-brake, alloy, loose ball bearings, 9mm, QR - Rear: Specialized, 8-/9-speed cassette body, QR
Rims
Specialized Roll, double-wall, disc
700c, 6061 aluminum double-wall
Spokes
Stainless, 14g
Tyres
Front: Nimbus Sport, 650bx2.3", 60TPI, BlackBelt protection - Rear: Nimbus Sport, 650bx2.3", 60TPI, BlackBelt protection
Front: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection - Rear: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection
Brakes
Brakes
Front: Tektro, mechanical disc, resin pads, 160mm rotor - Rear: Tektro, mechanical disc, resin pads, 160mm rotor
Front: V-brake, linear pull - Rear: V-brake, linear pull
Components
Handlebar
Specialized Roll, 6061 alloy, 15-degree backsweep, 5-degree upsweep, 125mm rise, 31.8mm
Specialized, alloy, 9-degree backsweep, 25.4mm
Saddle
Body Geometry The Cup, steel rails, 245mm
Canopy Sport, steel rails
Seatpost
Dual-Bolt Diecast Head, AL6061 Post, Spring Suspension
Alloy, 12mm offset, 2-bolt clamp, 27.2mm
Stem
Forged alloy, 17-degree rise, 31.8mm clamp
Alloy, 4-bolt, 20-degree rise, 25.4mm clamp
Pedals
Specialized City platform
Specialized Fitness platform