Shop the Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike at Certini | Carbon Gravel Adventure Bike

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Ex-Demo: Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike - 52cm

£2,999.00 £5,499.00 45% off

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Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

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We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

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We do not offer free returns because we aim to keep the cost of the product as low as possible. However, if the goods are found to be faulty, damaged or not as described, please contact us to discuss the returns process.

Call us if it's a bike as we can help arrange collection. Tel 01752 849315 or info@certini.co.uk

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CLICK HERE TO DOWNLOAD THE RETURNS FORM

Returns Address:

Certini Bicycle Company
10 Kingsmill Road
Tamar View Industrial Estate
Saltash
PL12 6LD

Under the Consumer Rights Act you have a legal right to reject goods that are of unsatisfactory quality, unfit for purpose or not as described, and get a full refund - as long as you do this quickly. This right is limited to 30 days from the date you buy your product.

Ex-Demo: Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike - 52cm

Season:2026

Brand:Specialized

Code:95426-3352 DEMO 0066X

Ex-Demo Bike: 52cm

Please contact 01752 849315 for details/images. As this is not a brand new bike, it may not feature the full original technical specification and is subject to change.

Ex-Demo: Used bikes which have been fully serviced and refurbished, and come with a 2 year warranty on the frame, and 6 months on parts, including electric components

The Specialized Diverge 4 Expert GRX Di2 Gravel Bike is engineered for speed, adventure, and versatility. Whether you’re chasing podiums on gravel race days or disappearing into the backcountry on epic rides, this high-performance gravel bike delivers unmatched capability. Built with a lightweight FACT 9r carbon frame, the Diverge 4 Expert combines speed, efficiency, and durability with the smooth control of Future Shock 3.2 suspension for confidence across rough terrain.

Gravel adventure bike with FACT 9r Carbon frame, lightweight, stiff, and responsive
Future Shock 3.2 suspension for smoother control and reduced fatigue on rough terrain
Shimano GRX800 Di2 electronic drivetrain, precise, reliable 12-speed shifting
Roval Terra C wheels with massive tyre clearance for stability and versatility
SWAT 4.0 internal frame storage for tools and essentials
Weight: 8.90kg

Equipped with the new Shimano GRX800 Di2 electronic groupset, this gravel bike offers lightning-fast, precise shifting across a wide gear range, ensuring maximum performance on steep climbs, fast descents, and rugged trails. Paired with Roval Terra C wheels and massive tire clearance, it’s ready for all conditions.

With SWAT 4.0 internal storage, you can carry tools, snacks, and ride essentials securely inside the frame, keeping your setup sleek and practical. Weighing just 8.90kg, the Diverge 4 Expert is race-ready yet comfortable enough for long-distance gravel adventures.

Shimano GRX Di2 is the world’s first electronic gravel-specific groupset, designed for precision, reliability, and control on mixed terrain. With lightning-fast shifting, gravel-optimised ergonomics, and a rugged build, GRX Di2 delivers smooth performance for racing, adventure, and endurance riding.

Shop the Specialized Diverge 4 Expert GRX Di2 at Certini, the ultimate gravel bike for riders who want cutting-edge performance, race-winning speed, and adventure-ready versatility.

Technical Information

Frame
Specialized Diverge FACT 9r carbon, SWAT™ Door integration, Future Shock suspension, threaded BB, internal routing, 12x142mm thru-axle, flat-mount disc, UDH dropout
Seat Binder
Specialized Alloy, 30.8mm
Fork
Future Shock 3.2 w/ Smooth Boot, FACT Carbon 12x100mm, thru-axle, flat-mount disc
Handlebars
Specialized Adventure Gear Hover, 103mm drop x 70mm reach x 12º flare
Saddle
Body Geometry Power Expert
Stem
Future Stem, Pro
Tape
Supacaz Super Sticky Kush
Seatpost
Roval Terra Carbon Seat Post, 20mm Offset
Front Brake
NEW Shimano GRX Hydraulic Brake
Rear Brake
NEW Shimano GRX Hydraulic Brake
Rear Derailleur
NEW Shimano GRX Di2 1x12sp RX827
Shift Levers
NEW Shimano GRX Di2 RX825, 1x12sp
Bottom Bracket
Shimano Threaded BSA BB
Cassette
Shimano Deore XT, 10-51t
Chain
Shimano XT M8100, 12-speed w/ quick link
Crankset
NEW Shimano GRX RX820, 40t
SWAT
SWAT 4.0 internal downtube storage
Front Wheel
Roval Terra C Rim, 25mm internal width, 32mm depth, 24h, Tubeless ready, DT for Roval 370 hub, Centerlock disc, DT Swiss Competition Race spokes
Rear Wheel
Roval Terra C Rim, 25mm internal width, 32mm depth, 24h, Tubeless ready, DT for Roval 370 hub, Centerlock disc, DT Swiss Competition Race spokes
Front Tyre
Tracer 700x45, Tan Sidewall, Tubeless Ready
Rear Tyre
Tracer 700x45, Tan Sidewall, Tubeless Ready
Inner Tubes
Presta, 700x32-50mm
Weight
8.9 kg (19 lb, 9.9 oz)
Weight Size
56

As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying. Please note that this bike does not come with pedals.

Sizing Information

SIZING

Height in ft	4'8" - 5'0"	5'0" - 5'4"	5'4" - 5'7"	5'7" - 5'10"	5'9" - 5'11"	5'11" - 6'2"	6'2" - 6'5"	6'5" - 6'8"
Height in cm	142 - 152cm	152 - 163cm	163 - 170cm	170 - 178cm	175 - 180cm	180 - 188cm	188 - 196cm	196 - 203cm
Bike Size	44	48	52	54	56	58	61	64

GEOMETRY

Size	49cm	52cm	54cm	56cm	58cm	61cm
BB Drop	85mm	85mm	85mm	85mm	85mm	85mm
Bike Standover Height	700mm	725mm	754mm	779mm	805mm	832mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm	430mm
Fork Length, Full	391mm	391mm	391mm	391mm	391mm	391mm
Fork Rake/Offset	55mm	55mm	55mm	55mm	55mm	55mm
Front Centre	604mm	613mm	626mm	645mm	665mm	686mm
Head Tube Angle	70°	70.5°	71°	71°	71°	71°
Head Tube Length	90mm	104mm	116mm	135mm	161mm	187mm
Reach	365mm	374mm	387mm	400mm	412mm	425mm
Seat Tube Angle	74.5°	74°	74°	74°	74°	74°
Seat Tube Length	400mm	430mm	470mm	500mm	530mm	560mm
Stack	563mm	578mm	592mm	610mm	634mm	659mm
Top Tube Length, Horizontal	521mm	537mm	556mm	575mm	593mm	613mm
Trail	72mm	68mm	65mm	65mm	65mm	65mm
Wheelbase	1019mm	1031mm	1041mm	1060mm	1081mm	1102mm
Crank Length	170mm	170mm	172.5mm	172.5mm	175mm	175mm
Handlebar Length	380mm	400mm	420mm	420mm	440mm	440mm
Stem Length	60mm	70mm	80mm	90mm	100mm	100mm
Saddle Width	155mm	155mm	143mm	143mm	143mm	143mm
Seatpost Length	330mm	330mm	380mm	380mm	380mm	380mm

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Credit is provided by V12 Retail Finance Ltd, a trading name of Secure Trust Bank Plc. which is registered in England and Wales: 541132. Registered Office: Yorke House, Arleston Way, Solihull, B90 4LH. Secure Trust Bank Plc is authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and the Prudential Regulation Authority with registration number 204550. For more information please visit www.v12retailfinance.com.

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Ex-Demo: Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike - 52cm

Ex-Demo: Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike - 52cm

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