Specialized Tarmac SL8 Pro Etap 2025 - Road Bike

The Specialized Tarmac SL8 Pro eTap is the result of over two decades of development, bringing together lightweight performance, aerodynamic efficiency, and race-proven stiffness. Built for competitive riders and those who demand the best, the SL8 Pro is 16.6 seconds faster over 40km compared to its predecessor, making it the fastest Tarmac ever produced.
Key Features:
- Frame: FACT 10r carbon, Rider-First Engineered™, Win Tunnel aero-optimised.
- Fork: FACT 10r carbon, lightweight and aerodynamically refined.
- Drivetrain: SRAM Force eTap AXS 2x12-speed, wireless electronic shifting.
- Brakes: SRAM Force eTap AXS hydraulic disc brakes for precise control.
- Wheels: Roval Rapide CL II carbon wheels with S-Works Turbo 700x26mm tyres.
- Standout Feature: Integrated Roval Rapide cockpit for enhanced aerodynamics.
- Finance: Available with 0% APR finance.
At the heart of the bike is the FACT 10r carbon frame, engineered for maximum stiffness-to-weight ratio and featuring Rider-First Engineering™, ensuring every size offers the same responsive ride feel. The Speed Sniffer head tube and aero-optimised seatpost take advantage of new UCI regulations to deliver unprecedented aerodynamic gains.
The SRAM Force eTap AXS 2x12-speed drivetrain provides crisp, wireless electronic shifting with a wide 10-33t cassette, ensuring the perfect gear for any gradient. A SRAM Force DUB power meter crankset allows you to track and optimise your performance.
Braking performance is equally impressive, with SRAM Force eTap AXS hydraulic disc brakes offering powerful and consistent stopping power in all conditions. The Roval Rapide CL II carbon wheels, paired with S-Works Turbo 700x26mm tyres, deliver exceptional rolling speed, stability, and grip.
Comfort is not sacrificed in pursuit of speed—the SL8 offers 6% more compliance than the SL7, reducing fatigue over long rides while maintaining the precision and responsiveness required for aggressive racing. The S-Works Tarmac SL8 carbon seatpost and Power Pro with Mirror saddle enhance ride comfort, even over rough road surfaces.
Designed for riders of all genders, the Tarmac SL8 Pro is beyond gender-specific geometry, focusing on fit and performance rather than outdated male/female categories. With 32mm tyre clearance, it also offers versatility for those looking to run higher-volume tyres for added comfort.
Occasionally, without notice, manufacturers change product design and/or specifications.
| Frame | Tarmac SL8 FACT 10r Carbon, Rider First Engineeredâ„¢, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc |
| Fork | Tarmac SL8 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc |
| Headset | STEM HEADSET SPACERS KIT FOR SL7 STEM & ROVAL RAPIDE COCKPIT USE |
| Stem | Roval Rapide Cockpit, Integrated Bar/Stem |
| Bars | HDLBR,ROAD,IBS E2.1,CRBN;FS |
| Front Brake | SRAM Force eTAP AXS, hydraulic disc |
| Rear Brake | SRAM Force eTAP AXS, hydraulic disc |
| Front Mech | SRAM Force eTAP AXS, braze-on |
| Rear Mech | SRAM Force eTAP AXS, 12-speed |
| Shifters | SRAM Force eTap AXS |
| Speed | 24 |
| Rims | Roval Rapide CL II, 21mm internal width carbon rim tubeless ready, Win Tunnel Engineered |
| Front Hub | DT for Roval 350 hub |
| Rear Hub | DT for Roval 350 hub |
| Spokes | DT Swiss Revolution spokes |
| Front Tyre | S-Works Turbo, 2BR, 700x26mm |
| Rear Tyre | S-Works Turbo, 2BR, 700x26mm |
| Seat Post | S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset |
| Saddle | Power Pro with Mirror |
| Chainset | SRAM Force DUB, Power Meter |
| Bottom Bracket | SRAM DUB BSA 68 |
| Chain | SRAM Force 12-speed |
| Cassette | SRAM Force, 12-speed, 10-33t |
| Pedals | Resin Platform |
| Weight | 7.44 kg (16 lb, 6.4 oz) |
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Specialized Tarmac SL8 2025 Size Chart
|
Size |
Height (cm) |
Height (inches) |
|
44 |
142 - 155 |
4’8 – 5’1” |
|
49 |
155 - 163 |
5’1 – 5’4” |
|
52 |
163 - 170 |
5’4 – 5’7” |
|
54 |
170 - 175 |
5’7 – 5’9” |
|
56 |
175 - 180 |
5’9 – 5’11” |
|
58 |
180 - 188 |
5’11 – 6’2” |
|
61 |
188 - 196 |
6’2 – 6’5” |
What size frame do I need if I am between sizes? - read here
Specialized Tarmac 2025 Geometry Chart
| Frame Size | 44 | 49 | 52 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|---|
| Stack | 501 | 514 | 527 | 544 | 565 | 591 | 612 |
| Reach | 366 | 375 | 380 | 384 | 395 | 402 | 408 |
| Head Tube Length | 99 | 109 | 120 | 137 | 157 | 184 | 204 |
| Head Tube Angle (°) | 70.5 | 71.75 | 72.5 | 73 | 73.5 | 73.5 | 74 |
| Bottom Bracket Height | 266 | 266 | 266 | 268 | 268 | 268 | 268 |
| Bottom Bracket Drop | 74 | 74 | 74 | 72 | 72 | 72 | 72 |
| Trail | 71 | 63 | 58 | 58 | 55 | 55 | 52 |
| Fork Length | 370 | 370 | 370 | 370 | 370 | 370 | 370 |
| Fork Rake/Offset | 47 | 47 | 47 | 44 | 44 | 44 | 44 |
| Front Centre | 572 | 574 | 577 | 579 | 592 | 606 | 613 |
| Chainstay Length | 410 | 410 | 410 | 410 | 410 | 410 | 410 |
| Wheelbase | 970 | 973 | 975 | 978 | 991 | 1005 | 1012 |
| Top Tube Length (horizontal) | 496 | 508 | 531 | 540 | 562 | 577 | 595 |
| Standover Height | 722 | 734 | 745 | 767 | 785 | 807 | 833 |
| Seat Tube Length | 433 | 445 | 456 | 473 | 494 | 515 | 545 |
| Seat Tube Angle (°) | 75.5 | 75.5 | 74 | 74 | 73.5 | 73.5 | 73 |
| Crank Length | 165 | 165 | 170 | 172.5 | 172.5 | 175 | 175 |
| Saddle Width | 155 | 155 | 155 | 143 | 143 | 143 | 143 |
| Seatpost Length | 300 | 300 | 300 | 380 | 380 | 380 | 380 |
All measurements are in mm unless otherwise stated.
The above table shows the standard geometry for the bicycles as shipped. Other geometry configurations may be available with certain bicycles. Please contact us via Live Chat to find out more.
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