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Ultra-Race Dura-Ace Di2

  1. £7,999
Wherever you attack—climbs, breakaways, or descents—the UCI-approved Ultra-Race delivers. It features Shimano Dura-Ace Di2, Zipp 303 carbon wheels, Pirelli P-Zero race tyres, and a Selle Italia SLR Boost Carbon saddle, all unified by a one-piece carbon cockpit for uncompromising, race-winning performance.
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Product code: BRCSLR9200D

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Description

It doesn’t matter when you launch your attack. On a brutal climb, amidst the chaos of a breakaway, or carving through tight corners on a blistering descent, the UCI-approved ULTRA-RACE is built to deliver in every race situation. The featherlight 775g frame is constructed from next-generation MT65 carbon with zonal deployment for maximised stiffness and power transfer where it counts. Experience lightning-fast gear changes with Shimano’s flagship Dura-Ace Di2 electronic groupset, paired with aerodynamic Zipp 303 SW carbon wheels, rapid-rolling Pirelli P-Zero Race tyres, and a podium-proven Selle Italia SLR Boost Carbon saddle. A streamlined one-piece carbon cockpit completes the build, delivering uncompromising aerodynamics, precision control, and top-tier performance.

Groupset

The pinnacle of Shimano Road technology and innovation. Dura-Ace Di2 brings new levels of comfort and control to mixed surface adventures. With the fastest wireless shifting around and ever greater braking modulation, Dura-Ace redefines performance. Speed is the defining force behind Dura-Ace, with every component refined to provide the best on-bike experience, whether you’re sprinting to victory on the Champs-Élysées or crushing your local climb. For performance-driven riders, the Dura-Ace integrated power meter delivers ultra-precise data, giving you the insights to fine-tune your training and unleash your full potential on every ride.

Groupset

Wheelset

Zipp 303 SW is the new go-to wheelset for all roads ahead, with SRAM AXS-connected in-wheel tyre pressure monitoring. Lightweight yet strong and resilient, 303 SW delivers aerodynamic performance and superior speed, no matter the surface or terrain. Paired with a Pirelli P-Zero Race tyre designed to deliver high-performance results. Puncture-resistant without impacting weight and able to maintain grip in wet or dry conditions, this is the tyre of choice for the pro peloton.

Wheelset

Handlebars

Precision-engineered from high-grade carbon, the Ribble Aero integrated handlebars deliver race-ready stiffness with a streamlined aero profile that reduces drag and boosts efficiency. Contemporary styling meets performance with ergonomic shaping for all-day comfort and fully integrated cable routing for a clean, modern, cable-free finish.

Handlebars

Saddle

A narrow D-shaped carbon seatpost delivers targeted flex to absorb road buzz, smoothing out rough surfaces and helping you stay fresher, longer. It’s paired with the podium-proven Selle Italia SLR Boost Kit Carbonio saddle. With its short profile, neutral shape, and Superflow cut-out, this saddle offers premium comfort and performance—so you can stay focused on your next climb, sprint, or breakaway.

Saddle

Size

To assist you in selecting the correct size, simply find your height on the graphic. It illustrates our recommendations so you can be confident that the size you order will be correct. If you find that your height is between sizes, we recommend you opt for the smaller size.

For more information on why choosing the right bike size is important, please visit our Bike Sizing page, or learn more about Bike Fitting.

Size

Geometry

SizeXXSXSSMMDLGXL
Rider Height4'11 - 5'3 (149 - 161cm)5'3 - 5'7 (159 - 169cm)5'6 - 5'8 (168 - 173cm)5'8 - 5'10 (172 - 178cm)5'10 - 6'0 (177 - 183cm)6'0 - 6'6 (182 - 197cm)
Crank Length165165170170172.5172.5
A - Seat Angle75°74.5°74°73.5°73.3°73°
B - Top Tube (Horizontal)505520535550570585
C - Head Angle71°71°72°72.5°73°73.3°
D - Fork Offset (Rake)555545454545
E - Head Tube110115130150170190
F - BB Drop686868686868
G - Seat Tube (C/Top)420470500520540560
FC - Front Centre582593584591603612
RC - Chainstay Length410410410410410410
Reach370379383388399404
Stack504509530551571591
WB - Wheelbase98399398599110041012
RI-2 Integrated Handlebar Default (mm)380/390 x 80380/390 x 80400/410 x 90400/110 x 100420/430 x 110420/430 x 120
UB-2 Handlebar Default (mm)380380400400420420
RS-2 Stem Default (mm)808090100110120

FAQs

If you're between sizes, we generally recommend choosing the smaller option. It's easier to fine-tune the fit of a smaller frame by raising the seat post or using a longer stem, whereas a larger frame leaves much less room for adjustment.

Complete build weights, based on a white frame in a medium size, are: Dura-Ace Di2 (7.0kg), SRAM Red AXS (7.0kg), Ultegra Di2 (7.7kg), 105 Di2 (8.3kg).

A SRAM Red AXS build with Scope Artech wheels and medium frame weighs 6.58kg.

Frame only weight is 775g based on a medium size.

We offer a lifetime warranty on all Ribble frames and forks for the original purchaser. This covers any manufacturing defects in materials or workmanship so you can ride with complete confidence. The standard manufacturer's warranty covers all other components.

Yes, the ULTRA-RACE has received accreditation to be race-legal for UCI-sanctioned events.

Yes, enhanced cable integration offers a neat, cable-free appearance by keeping cables hidden, shielded from wind, and protected against the elements.

The ULTRA-RACE is equipped with fast, durable, and grippy 30mm road tyres and can accommodate up to 32mm tyres.

No, the ULTRA-RACE is designed as a pure racing bike. If you want pannier rack compatibility, please check out the Allroad collection.

No, the ULTRA-RACE is not designed to accept full coverage mudguards.

The ULTRA-RACE features two bottle mounts on the seat tube and down tubes. It is designed to be faster with bottles fitted than without. Pair it with Ribble Aero downtube and seat tube bottle cages to maximise aero gains.

Yes, we recommend a maximum system weight of 120kg (bike, rider & luggage)

It's designed to accept a 68mm BSA threaded bottom bracket.

No, the handlebars can't be raised after the bike has been built, as the steerer tube is trimmed to the correct length during assembly. However, we include 20mm of spacers, so you can lower the bars if needed, but raising them further won't be possible.

The ULTRA-RACE has a proprietary D-shaped carbon seat post, making it incompatible with third-party brands.

The frame is designed to accept the latest flat mount disc brakes.

The frame uses M12 x 123 mm x 1.5 mm front and M12 x 169 mm x 1.5 mm rear thru-axles.

No, our bikes don't have pedals as standard to accommodate the wide range of pedal and shoe preferences. However, you can easily add your preferred option from our best-selling pedal selection during the bike configuration process.