To improve your shopping experience today and in the future, this site uses cookies.
I Accept Cookies
Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike – Carbon Gravel Adventure Bike
Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike – Carbon Gravel Adventure Bike
Specialized

2026 Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike - Nebula

£5,499.00
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

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.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

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

2026 Specialized Diverge 4 Expert Shimano GRX Di2 Gravel Bike - Nebula

Season:2026

Brand:Specialized

Code:42793065464899

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.

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.

  • 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 tire clearance for stability and versatility
  • SWAT 4.0 internal frame storage for tools and essentials
  • Weight: 8.90kg

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.

The Specialized Diverge 4 Expert GRX Di2 is 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 ft4'8" - 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 cm142 - 152cm152 - 163cm163 - 170cm170 - 178cm175 - 180cm180 - 188cm188 - 196cm196 - 203cm
Bike Size4448525456586164

GEOMETRY

Size49cm52cm54cm56cm58cm61cm
BB Drop85mm85mm85mm85mm85mm85mm
Bike Standover Height700mm725mm754mm779mm805mm832mm
Chainstay Length430mm430mm430mm430mm430mm430mm
Fork Length, Full391mm391mm391mm391mm391mm391mm
Fork Rake/Offset55mm55mm55mm55mm55mm55mm
Front Centre604mm613mm626mm645mm665mm686mm
Head Tube Angle70°70.5°71°71°71°71°
Head Tube Length90mm104mm116mm135mm161mm187mm
Reach365mm374mm387mm400mm412mm425mm
Seat Tube Angle74.5°74°74°74°74°74°
Seat Tube Length400mm430mm470mm500mm530mm560mm
Stack563mm578mm592mm610mm634mm659mm
Top Tube Length, Horizontal521mm537mm556mm575mm593mm613mm
Trail72mm68mm65mm65mm65mm65mm
Wheelbase1019mm1031mm1041mm1060mm1081mm1102mm
Crank Length170mm170mm172.5mm172.5mm175mm175mm
Handlebar Length380mm400mm420mm420mm440mm440mm
Stem Length60mm70mm80mm90mm100mm100mm
Saddle Width155mm155mm143mm143mm143mm143mm
Seatpost Length330mm330mm380mm380mm380mm380mm
Professional Opinion
Home Gravel and Cyclocross Bikes Specialized Gravel & Cyclocross Bikes