Cannondale: Topstone Alloy | Gravel | Road

Topstone Sora

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Topstone Sora
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Platform: Topstone

Explore further. Ride freer.

A capable, versatile gravel road bike. Built for chasing horizons, exploring routes less travelled or accelerating your commute.

Highlights

  • Light, durable SmartForm C2 Alloy Frame w/ full carbon fork
  • Shimano Sora 18-speed drivetrain / FSA Tempo Adventure crank
  • Cable disc brakes

Where it thrives

Gravel roads, out in the elements

What it's built for

Traction, handling, comfort

Feel the light
Light and lively, smooth yet snappy. Topstone's SmartForm C2 Alloy construction showcases our decades of expertise in aluminum craftsmanship.

Drivetrain

  • Bottom Bracket
    FSA Cartridge
  • Chain
    KMC Z9, 9-speed
  • Crank
    FSA Tempo Adventure, 46/30
  • Front Derailleur
    Shimano Sora, 31.8 clamp
  • Pedals
    Not Included
  • Rear Cogs
    Sunrace, 11-34, 9-speed
  • Rear Derailleur
    Shimano Sora
  • Shifters
    Shimano Sora, 2x9

Frameset

  • Fork
    Full Carbon, 1-1/8" to 1-1/4" steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru axle
  • Frame
    SmartForm C2 Alloy, 142x12 thru-axle, tapered headtube, flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts
    • 142x12 thru-axle
    • Tapered headtube
    • Flat mount disc
    • StraightShot internal cable routing
    • Multiple gear/bottle mounts
  • Headset
    Topstone Si, 25mm Alloy top cap

Wheels

  • Front Hub
    Formula RX-512 12x100
  • Hubs
    (F) Formula RX-512 12x100 / (R) Formula RX-142 12x142
  • Rear Hub
    Formula RX-142 12x142
  • Rims
    RD 2.0, 28h
  • Spokes
    Stainless steel, 14g
  • Tire Size
    37
  • Tires
    WTB Riddler Comp, 700 x 37c
  • Wheel Size
    700c

Brakes

  • Brake Levers
    Shimano Sora
  • Brakes
    Promax Decoder R cable actuated disc, 160/160mm rotors

Components

  • Grips
    Cannondale Grip Bar Tape w/Gel, 3.5mm
  • Handlebar
    Cannondale 3, butted 6061 Alloy, 16 deg flare drop
  • Saddle
    Cannondale Stage Ergo
  • Seatpost
    Cannondale 4, 6061 Alloy, 27.2 x 400mm
  • Stem
    Cannondale 4, 6061 Alloy, 31.8, 6°

Weight: 10.3 kg / 22.8 lbs - Bike and frame weights may vary in final production.

Measurements

  • Size: XS
    5'0" 152
    5'5" 165
  • Size: SM
    5'4" 162
    5'9" 175
  • Size: MD
    5'7" 170
    6'1" 185
  • Size: LG
    5'11" 180
    6'4" 193
  • Size: XL
    6'3" 190
    6'8" 203
  XS SM MD LG XL
A Seat Tube Length 41.0 104cm 45.8 116cm 50.5 128cm 55.3 140cm 60.0 152cm
B Top Tube Length 52.5 133cm 54.4 138cm 56.1 142cm 57.9 147cm 59.6 151cm
D Head Tube Angle 70° 70° 71° 71° 71° 71° 71° 71° 71° 71°
E1 Seat Tube Angle Effective Null Null Null Null Null Null Null Null Null Null
F Standover 70.3 178cm 74.4 188cm 78.4 199cm 82.5 209cm 86.3 219cm
G Head Tube Length 8.9 22cm 11.8 29cm 14.9 37cm 18.2 46cm 21.4 54cm
H Wheelbase 101.1 256cm 102.2 259cm 104.0 264cm 106.0 269cm 107.8 273cm
I Front Center 59.3 150cm 60.3 153cm 62.1 157cm 64.1 162cm 65.9 167cm
J Chain Stay Length 43.0 109cm 43.0 109cm 43.0 109cm 43.0 109cm 43.0 109cm
K Bottom Bracket Drop 7.5 19cm 7.5 19cm 7.5 19cm 7.5 19cm 7.5 19cm
L Estimated BB Height 28.4 72cm 28.4 72cm 28.4 72cm 28.4 72cm 28.4 72cm
M Fork Rake 5.5 13cm 5.5 13cm 5.5 13cm 5.5 13cm 5.5 13cm
N Trail 7.2 18cm 6.5 16cm 6.5 16cm 6.5 16cm 6.5 16cm
O Stack 51.8 131cm 54.9 139cm 57.9 147cm 61.0 154cm 64.0 162cm
P Reach 36.8 93cm 37.7 95cm 38.5 97cm 39.4 100cm 40.2 102cm

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Highlights

Where it thrives

It’s built for

Specs

Frameset

Frame

Details

      Rear Shock

      Details

          Headset

          Details

              Brakes

              Brake Levers

              Details

                  Front Brake

                  Details

                      Components

                      Grips

                      Details

                          Handlebar

                          Details

                              Saddle

                              Details

                                  Seatpost

                                  Details

                                      Drivetrain

                                      Bottom Bracket

                                      Details

                                          Chain

                                          Details

                                              Crank

                                              Details

                                                  Front Derailleur

                                                  Details

                                                      Pedals

                                                      Details

                                                          RearCogs

                                                          Details

                                                              e-Battery

                                                              e-system Battery

                                                              Details

                                                                  e-System Charger

                                                                  Details

                                                                      e-System Display

                                                                      Details

                                                                          Tires

                                                                          Tires

                                                                          Details

                                                                              Wheels

                                                                              Details

                                                                                  FrontHub

                                                                                  Details

                                                                                      RearHub

                                                                                      Details

                                                                                          Spokes

                                                                                          Details