Berria Belador Pro Ultegra Di2
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The Berria Belador Pro Ultegra Di2 is a new road bike, available in sizes S/53, M/55 and L/57. The build includes a Shimano Ultegra Di2 electronic drivetrain and Vision Trimax 35 wheels: it suits you if you are looking for a bike for road rides with electronic shifting.
- Carbon construction: The Belador 6 Disc frame in HM2X carbon is paired with a Belador Blade 6 fork, also made from carbon.
- Shimano Ultegra gearing: The 12-speed configuration includes a FC-R8100 52/36T crankset and a CS-R8100 11-34T cassette.
- Avanforce integrated handlebar: The Avanforce Airone is an integrated carbon handlebar with the ICS2 system for internal cable routing.
- Ultegra hydraulic brakes: The system uses Shimano Ultegra Di2 ST-R8170 controls and Shimano Ultegra BR-R8170 hydraulic disc brakes.
- Rims and tyres: TLR aluminium rims with an internal width of 19mm and Vittoria Rubino IV 28-622 Tubeless Ready tyres.
It is an option to consider if you are looking for a racing setup with Racing BGC geometry and a Fizik Vento Argo X5 saddle completing the build.
Manufacturer details
Technical specifications
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Frame: Belador 6 DISC, Racing Geometry BGC Aero Shape Efficiency (ASE), full carbon HM2X, triple monocoque, T47 bottom bracket, fully internal cable system ICS2, semi-integrated headset OH2S 1-1/2"- 1-1/2", Flat Mount System brake, maximum tyre size 700x34c, thru-axle 12x142mm, weight 970gr
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Fork: Belador Blade 6 full carbon fork, internal cable system ICS2, compatible with 1-1/8" - 1-1/2" tapered head tube, Flat Mount System brake, maximum tyre size 700x34c, thru-axle 12x100mm, weight 450g
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Material: Full carbon fibre HM2X
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Handlebar: Avanforce Airone, integrated road carbon handlebar, fully internal cable system ICS2, sizes 380x90 - 400x100 - 420x110 - 420x120, weight: 320gr
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Seatpost: Belador 6 SP, UD carbon, 0/20 mm offset, ISP technology, weight 90gr
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Saddle: Fizik Vento Argo X5, steel rails 7x7mm, length 265 mm, width: 140 mm, weight: 240gr
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Derailleur hanger: BR06 Direct Attachment
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Wheels: Vision Trimax 35, aluminium rim, TLR, internal width 19mm, rim height 35mm, Center Lock, weight: 1680gr.
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Tyres: Vittoria Rubino, IV 28-622 Tubeless Ready, all black, Graphene 2.0
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Shifter: SHIMANO ULTEGRA Di2 ST-R8170 DUAL CONTROL, 12-speed, weight 391g
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Rear derailleur: SHIMANO ULTEGRA Di2, RD-R8150, 12s, weight 262g
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Front derailleur: SHIMANO ULTEGRA Di2, FD-R8150, 12s, weight 116g
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Crank arms: SHIMANO ULTEGRA, FC-R8100 crankset 52/36T, 170-172.5-175
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Chain: CN-M7100, 118LINKS
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Cassette: ULTEGRA, CS-R8100, 12-SPEED, 11-34T
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Bottom bracket: T47 Shimano bottom bracket
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Brake: SHIMANO ULTEGRA BR-R8170 hydraulic disc
*We reserve the right to change without notice the information and components of the products shown on this website, specifications, models, colours and materials.
Geometry

| 51 | 53 | 55 | 57 | 59 | |
|---|---|---|---|---|---|
| 155-165 cm | 165-175 cm | 175-185 cm | 185-192 cm | >192 cm | |
| 1 Seat tube | 445 mm | 475 mm | 500 mm | 530 mm | 565 mm |
| 2 Top tube | 510 mm | 530 mm | 550 mm | 570 mm | 590 mm |
| 3 Head angle | 70.5° | 71.3° | 72° | 72.5° | 73° |
| 4 Seat tube angle | 74.9° | 74.6° | 74.3° | 74° | 73.7° |
| 5 Wheelbase | 970 mm | 982 mm | 993 mm | 1006 mm | 1018 mm |
| 6 Chainstay | 405 mm | 405 mm | 405 mm | 405 mm | 405 mm |
| 7 Head tube | 110 mm | 125 mm | 140 mm | 160 mm | 180 mm |
| 8 Bottom bracket drop | 74 mm | 72 mm | 72 mm | 72 mm | 72 mm |
| 9 Trail | 83 mm | 73 mm | 68 mm | 65 mm | 62 mm |
| 10 Fork offset | 42 mm | 42 mm | 42 mm | 42 mm | 42 mm |
| 11 Fork length | 375 mm | 375 mm | 375 mm | 375 mm | 375 mm |
| 12 Reach | 369 mm | 383 mm | 396 mm | 406 mm | 418 mm |
| 13 Stack | 518 mm | 533 mm | 550 mm | 570 mm | 590 mm |