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Dimanche 28.5 Open (2020)

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The road is yours! Cross a mountain pass, coast confidently when going down or win a virtual sprint! : The Dimanche 28.5 has the DNA of a genuine road bike, only with assistance to accumulate kilometres!
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Dimanche 28.5 Open

The road is yours!  Cross a mountain pass, coast confidently when going down or win a virtual sprint! : The Dimanche 28.5 has the DNA of a genuine road bike, only with assistance to accumulate kilometres!

With its new 6061 hydroformated aluminium frame, its carbon fork, its compact and quiet Bosch Active Plus system along with an integrated 500Wh battery, its Shimano Ultegra groupset 2x11 speeds and its Moustache Light Aluminium wheels, the Dimanche 28.5 offers the possibility to improve with every ride and to try out a new way to do sports.

New 6061 T4 T6 hydroformed Alloy frame 

  • Endurance fit with short reach for optimal control and agility, modern geometry approach for road frame platform. 
  • Open version for low-step accessibility.

New specific Carbon fork

  • Thanks to the tapered 1"1/8 to 1"1/2steerer tube, the bike corners like it is on rails, going exactly where you pilot it without any fuss or hesitation

Bosch Active Plus system

  • The versatile Active Line Plus is the ideal companion when you want to discover new places and expand your rides beyond the boundaries. The quiet, small yet powerful drive unit weighs in at just 3.2kg and offers smooth acceleration up to 25km/hrs. 
  • The light weight and reduced size ensure improved handling in all riding situations. Experience smooth acceleration with minimum pedal resistance when switched off or at over 25km. It will have more torque than most, if not all. 
  • The Bosch Powerpack 500Wh will deliver a great autonomy for your long ride. 
  • Kiox Display.

Moustache specific Alloy wheels

  • The new lightweight Moustache alloy wheelset is the embodiment of the modern disc brake only road wheelset. Optimized for high volume tires, lightweight for long days out, high volume for all roads and arguably one of the most versatile wheelset. Equipped with Continental Grand Sport Race 32mm for maximum performance and durability.
  • Axle dimensions in 12x100mm front and 12x142mm rear ensure maximum stiffness while allowing quick assembly/disassembly.

Shimano Ultegra groupset

  • Shimano Ultegra 2x11-speed drivetrain and disc brakes with 160mm rotors.


  • Drop Handlebar with flare for best comfort and precise handling.

Moustache Dimanche 28.5 Open Specifications:

  • Model: Dimanche 28.5 / Dimanche 28.5 Open
  • Frame: Dimanche 28, 6061 T4-T6 Alloy, variable thickness hydroformed tubes, tapered headtube 1"1/8-1"1/2, reversed Hidden Power technology
  • Fork: Dimanche 28, full carbon, w/tapered steer tube
  • Motor: Bosch, Active Plus 250W - 35/50 Nm - Assistance from 40 to 250 % - 25 km/h - Natural - Noise free - Frictionless - Compact - Lightweight
  • Battery: Bosch, PowerPack 500Wh
  • Charger: Bosch, 4Ah
  • Display: Bosch Kiox, compact, color screen, Bluetooth compatible with heart rate monitors - 5 modes (Eco, Tour, Sport, Turbo, Off) - « Walk assist »
  • Rear derailleur: Shimano, Ultegra, 11-speed
  • Front derailleur: Shimano, Ultegra
  • Front cog / Chainring: Moustache, 50x34, Alloy chainrings
  • Cassette: Shimano, 105, 11-32T, 11-speed
  • Chain: Sram, 11-speed w/Powerlock
  • Shifters: Shimano, Ultegra, Dual-Control levers, hydraulic disc brakes
  • Crankset: Moustache, Alloy, 170mm
  • Brakes: Shimano, Ultegra, hydraulic disc brakes
  • Rotors Front/Rear (in mm): Shimano, 160mm front & rear (SM-RT64)
  • Hubs: Front= Moustache, 24H, 12x100mm, w/thru axle Rear= Moustache, 24H, 12x142mm, w/thru axle
  • Rims: Moustache, Alloy wheelset, 24H
  • Tires: Continental, Grand Sport Race, 700x32C
  • Saddle: Standard: Selle Royal, VIVO Open: Selle Royal, VIVO Confort
  • Seatpost: Moustache, Alloy, 31.6mm Standard: S= 300mm, M/L/XL= 350mm Open: S/M= 300mm, L= 350mm
  • Seat clamp: Moustache, Alloy, 34.9mm
  • Handlebar: Moustache, dropbar w/flare Standard: S= 420mm, M= 440mm, L/XL= 460mm Open: S/M= 420mm, L= 440mm
  • Stem: Moustache, Alloy Standard: S= 60mm, M= 70mm, L= 80mm, XL= 90mm Open: S/M= 60mm, L= 70mm
  • Headset: FSA, Orbit
  • Grips: Moustache, Bar Tape
  • Warranty: 5 years frame and fork - 2 years motor, battery (or 500 cycles) and accessories
  • Color: Red
  • Weight: 17,1 kg 

Moustache Dimanche 28.5 Open Geometry:



Brand Moustache
Motor Manufacturer Bosch
Battery Size 500WH


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