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The 2025 Specialized Tarmac SL8 Expert Ultegra Di2 Road Bike 58 Gloss White / Black Metallic is available at the following locations.
The item will be transferred to the location you choose during checkout.
If the item is not currently available to view at your desired location, please call your nearest store to arrange for it to be transferred.
The 2025 Specialized Tarmac SL8 Expert Ultegra Di2 Road Bike is designed to be the ultimate ride. This is a bike that elevates speed and performance to unprecedented levels. Boasting over two decades of development, the Tarmac SL8 isn't just the fastest Tarmac available. Outperforming competitors with unrivalled balance of aero efficiency, minimal weight, stiffness, and compliance, the Tarmac SL8 has been proven to be the fastest race bike in real-world race simulations. It consistently delivers impressive speed advantages - 16.6 seconds quicker over 40km, 128 speedier seconds in Milan San Remo, and a lean 20 seconds faster ascent of the legendary Tourmalet climb.
The Tarmac SL8 has an unbeatable fusion of aerodynamics, lightweight structure, stiffness, and compliance, all integrating seamlessly to offer uncanny speed. Harnessing real-world data, Specialized's Ride Science team has verified its blistering pace, this is no ordinary bike, but a ground-breaking leader in the industry. Improved stiffness-to-weight ratio means the Tarmac SL8 marries aggressive responsiveness with comfort, thanks to a 33% improvement over the SL7. The ride in the saddle offers a remarkably compliant experience, without sacrificing the speed and precision you crave. The Tarmac SL8 is designed to fit riders, not generic gender categories. Every rider can experience the spectacular performance of this masterpiece, as we believe in evolving alongside our riders' needs.
The Tarmac SL8 Expert features a full Ultegra Di2 groupset and C38 carbon tubeless ready wheelset, the Tarmac SL8 Expert provides breakthrough performance. Combined with an SL7 stem and Specialized Expert Shallow Drop alloy handlebars, a top-notch ride experience awaits..
Road racers and riders who want the latest in fast, light, aerodynamic bikes. The Tarmac SL8 expert adds to the cutting edge with Di2 gearing.
Frame | Tarmac SL8 FACT 10r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc |
Fork | FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc |
Crankset | Shimano Ultegra R81000 |
Chain | Shimano Ultegra, 12-speed |
Cassette | Shimano Ultegra, 12-speed, 11-30t |
Shift Levers | Shimano Ultegra R8170, hydraulic disc |
Front Derailleur | Shimano Ultegra R8150, braze-on |
Rear Derailleur | Shimano Ultegra Di2 R8150, 12-speed |
Front Brake | Shimano Ultegra Di2 R8170, hydraulic disc |
Rear Brake | Shimano Ultegra Di2 R8170, hydraulic disc |
Front Wheel | Roval C38, 21mm internal width carbon rim |
Rear Wheel | Roval C38, 21mm internal width carbon rim |
Front Tyre | S-Works Turbo, folding bead, 700x26mm |
Rear Tyre | S-Works Turbo, folding bead, 700x26mm |
Handlebars | Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach |
Saddle | Body Geometry Power Expert |
Seat Post | S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset |
Seat Binder | Tarmac integrated wedge |
Inner Tubes | Turbo Ultralight, 48mm Presta valve |
Chain Rings | 52/36T |
Bottom Bracket | Shimano Threaded BSA BB |
Stem | Tarmac integrated stem, 6-degree |
Tape | Supacaz Super Sticky Kush |
Colours | Gloss Deep Lake Metallic / Green Pearl Over Seafoam, Gloss White / Black Metallic, Satin Champagne / Black Pearl |
Sizes | 44, 49, 52, 54, 56, 58, 61 |
Brand | Specialized |
Model Year | 2025 |
Barcodes | 196625179723, 196625179730, 196625179747, 196625179754, 196625179761, 196625179778, 196625179785, 196625179792, 196625179808, 196625179815, 196625179822, 196625179839, 196625179846, 196625179853, 196625191657, 196625191817, 196625191954, 196625192135, 196625192388, 196625192401, 196625192463 |
SKUs / Part Numbers | 94925-3044, 94925-3049, 94925-3052, 94925-3054, 94925-3056, 94925-3058, 94925-3061, 94925-3144, 94925-3149, 94925-3152, 94925-3154, 94925-3156, 94925-3158, 94925-3161, 94925-3244, 94925-3249, 94925-3252, 94925-3254, 94925-3256, 94925-3258, 94925-3261 |
Please note: Manufacturers can sometimes change the specification of the products from time to time.
You can choose how to receive your new bike. You can click and collect from our stores, pick a fast courier delivery or premium hand delivery. Whichever option you choose your bike will be fully assembled and checked by one of our experienced mechanics.
We regularly check our prices against our competitors to ensure that you are getting a good deal. If you find an item cheaper within seven days of purchase, just let us know and ask us to match the price.
Our partners at Laka provides 30 days of free insurance on all new bikes sold to UK customers. As part of our service, your new bike is automatically covered with 30 days’ FREE insurance against theft and accidental damage.
Opinions of contact points such as saddles, shoes and grips can vary a lot between different riders. If you buy a contact point from Cycles UK and you don’t find it comfortable, you can return it within 30 days, and we’ll swap it for something else.
with a £ 0.00 deposit.
The total charge for credit is £ 0.00.
Please note the above quotation is an indicative cost and actual monthly payments may vary by +/- 2p per month.
Credit subject to status and affordability. Terms & Conditions Apply. Cycles UK Ltd is a credit broker and is Authorised and Regulated by the Financial Conduct Authority. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC, authorised and regulated by the Financial Conduct Authority. Financial Services Register no. 704348. The register can be accessed through http://www.fca.org.uk.
24 Month Representative Example:
Purchase Price (incl. VAT) £750
Deposit £75
Loan Amount £675
Interest/Total Charge for Credit £109.32
Total Amount Repayable £859.32
Balance Payable £784.32
By 24 Monthly Repayments of £32.68
15.9% APR Representative
Bank rate of interest 8.1% PA fixed
Please note the above quotation is an indicative cost and actual monthly payments may vary.
For Buy Now Pay Later and Deferred Interest Bearing Credit: Interest is charged from day 1 of your agreement, but not charged on any repayments made during the deferral period. On expiry of the deferral period, interest accrued during the deferral period will be applied to your repayments.
Consumer credit services are only available to over 18s and subject to status.
This is for estimation purposes only. Actual Finance Application is Completed During Checkout.