Components
Components

FRAMESET

  • Frame: IKUISTA Spektri C° Carbon Monocoque
  • Frame Sizes: S, M, L, XL, XXL
  • Geometry: Endurance / All-road
  • Colors: Oxide Red / Stone Taupe
  • Fork: IKUISTA Spektri C° Carbon, Flat Mount, Internal Routing, 12×100 mm Thru-Axle
  • Seatpost: IKUISTA Spektri C° Aero Carbon Seatpost, 0 mm Offset
  • Derailleur Hanger: UDH (Universal Derailleur Hanger)
  • Max Tire Clearance: 45 mm
  • ASTM Classification: Category 2

WHEELS

  • Wheelset: Valois HBRD 45 Carbon Wheelset, 700C, 45 mm Rim Depth, 24 mm Internal Width, 31 mm External Width, Ratchet Hub System (36T Engagement), CenterLock Disc, Pillar Aero Straight Pull Spokes, Approx. 1490 g ±5% Wheelset Weight, Max System Weight 130 kg
  • Tires: Continental Grand Prix 5000 S TR Folding
  • Tire Size: 700×30C (30-622)
  • Tubeless Ready: Yes (Rim Tape Installed)
  • Tubeless Valves: IKUISTA 80 mm (Included, Not Installed)
  • Inner Tubes: Installed From Factory

DRIVETRAIN

  • Groupset: Shimano Ultegra Di2 Electronic
  • Configuration: 2×12-Speed
  • Shifters: Shimano Ultegra Di2 ST-R8170
  • Front Derailleur: Shimano Ultegra Di2 FD-R8150
  • Rear Derailleur: Shimano Ultegra Di2 RD-R8150
  • Crankset: Shimano Ultegra FC-R8100
  • Chainrings: 50–34T
  • Cassette: Shimano Ultegra CS-R8101
  • Chain: Shimano CN-M8100
  • Bottom Bracket: Token T47 Outboard (Shimano Compatible)

BRAKES

  • Brake System: Shimano Ultegra Hydraulic Disc
  • Brake Calipers: Shimano Ultegra Hydraulic Disc
  • Rotors: Shimano RT-CL800 CenterLock Ice Technologies Freeza, 160 mm Front / 160 mm Rear

COCKPIT

  • Cockpit: Valois C∞ HBRD Integrated Carbon Cockpit
  • Saddle: IKUISTA Tahti 3D Saddle, 145 mm
  • Handlebar Tape: IKUISTA Performance Tape, 2.5 mm

ELECTRONICS

  • Battery: Shimano BT-DN300 Internal Battery
  • Charger: Shimano EW-EC300

ACCESSORIES

  • Bike Bell
  • Reflector Set
  • IKUISTA Bicycle Bag
  • Product Manual

WEIGHT

  • Claimed Weight: Approx. 7.5 kg (Size M, Inner Tubes Installed, No Pedals)

WEIGHT LIMIT

  • Maximum System Weight: 120 kg (Bike + Rider + Cargo)

PRODUCT DISCLAIMER

  • Specifications, geometry, colors, graphics, components, weights, and pricing may change without prior notice.
  • Product images may show optional equipment, prototype components, or specifications not included in the final production model.
  • Equivalent or higher-specification components may be substituted due to continuous product development or component availability.
  • Claimed weights are based on pre-production samples and manufacturer measurements. Actual production weights may vary by frame size, paint finish, component tolerances, and production batch.
  • Tire clearance values are based on measured tire dimensions and may vary between manufacturers and wheel combinations.
  • Bicycle weights are stated without pedals unless otherwise specified.
  • Maximum system weight includes the bicycle, rider, clothing, accessories, luggage, and cargo.
  • MSRP pricing may vary by country, taxes, shipping costs, import duties, and dealer-installed options.
Geometry chart

Bike Geometry & Sizes

MeasurementSMLXLXXL
A — Seat tube length470 mm495 mm520 mm545 mm570 mm
B — Seat tube angle74°73.5°73.5°73.5°73.5°
C — Head tube length110 mm125 mm145 mm165 mm185 mm
D — Head tube angle70.5°71°71.5°71.5°71.5°
E — Top tube length521 mm539 mm553 mm568 mm583 mm
G — B.B. drop78 mm78 mm78 mm78 mm78 mm
H — Chainstay length435 mm435 mm435 mm435 mm435 mm
I — Fork offset50 mm50 mm50 mm50 mm50 mm
J — Wheelbase1011 mm1020 mm1030 mm1046 mm1061 mm
K — Reach365 mm373 mm381 mm390 mm399 mm
L — Stack542 mm558 mm579 mm598 mm617 mm
Inseam75–80 cm78–85 cm82–88 cm86–92 cm89–95 cm
Rider height163–173 cm170–180 cm178–187 cm185–195 cm190–200 cm
Components geometry

Component Geometry

MeasurementSMLXLXXL
Spacers (mm)30mm30mm30mm30mm30mm
Stem length (mm)80mm90mm100mm110mm110mm
Handlebar width (mm)400mm420mm420mm440mm440mm
Crank length (mm)165mm170mm170mm172.5mm172.5mm
Front chainring50-34T50-34T50-34T50-34T50-34T
Saddle post minimum insertion (mm)
Saddle post maximum extension (mm)
Product manuals

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Spektri C° Shimano Ultegra Di2 is a premium endurance road bike built for riders who want speed, comfort, and efficiency over long distances. It is designed for fast endurance riding and all-road performance.

The Spektri C° carbon frame combines compliance and stiffness for a smooth yet responsive ride. Shimano Ultegra Di2 delivers high-end electronic shifting, while the integrated cockpit and carbon wheels enhance aerodynamics and precision.

Built with a Spektri C° carbon frameset, Shimano Ultegra Di2 2x12 drivetrain, Valois HBRD 45 carbon wheelset, Continental Grand Prix 5000 S TR 32 mm tires, and Valois C∞ integrated cockpit. A lightweight setup focused on endurance speed and efficiency.

Token T47 Outboard Bottom bracket Token
Variant
Variant: BB47R29 - Sram Road / DUB
Colour
Colour: Black
Colour
Colour: Black

Here you can find model specific accessory & spare parts

Spare parts

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