Bicycles > Road > Framesets

Description
The 2026 Specialized Tarmac SL8 Frameset is the fastest race platform ever developed, combining aerodynamics, weight, stiffness, and compliance in a way previously thought impossible. After eight generations and over 20 years of innovation, the SL8 is more than just an evolution—it’s a revolution in speed. Race simulations using real-world data prove its dominance, clocking in 16.6 seconds faster over 40 km, 128 seconds faster over Milan–San Remo, and 20 seconds quicker on the Tourmalet climb compared to its predecessor. Designed for maximum efficiency on routes that matter, the Tarmac SL8 is the ultimate tool for riders whose legs—and ambitions—are ready for the challenge.
Aerodynamics are placed precisely where they have the most impact, with the all-new “Speed Sniffer” nose cone leading the charge. By shifting the steer tube back, the head tube’s leading edge is sharper and narrower, dramatically reducing drag. The seatpost design—our narrowest and most aerodynamic ever—optimizes airflow around the rider’s legs, while every tube shape takes advantage of updated UCI regulations. Borrowing engineering lessons from the ultra-light Aethos, the Tarmac SL8 delivers a jaw-dropping 685g FACT 10r carbon frame—15% lighter than the SL7—without sacrificing aerodynamic performance. The result is a race bike that can easily be built to the UCI minimum weight in full aero configuration.
Ride quality has also reached a new benchmark, with a 33% improvement in stiffness-to-weight over the SL7 and a 6% boost in compliance for greater comfort on rough roads. The SL8 is stiffer at the pedals, more precise at the bars, yet supple in the saddle thanks to Rider-First Engineering, ensuring every frame size delivers identical handling and feel. With proven race geometry, 32 mm tire clearance, a threaded bottom bracket, flat-mount disc brakes, and seamless integration, the Tarmac SL8 Frameset offers a versatile, high-performance foundation for your dream build—designed to go like hell and ride like heaven.
Please contact our knowledgeable sales staff with any questions or requests for SL8 Frameset colors/sizes not shown on our website. 800.627.6664 or sales@excelsports.com
Features
- Fastest Specialized race frameset ever, proven 16.6 seconds faster over 40 km and 128 seconds quicker over Milan–San Remo
- FACT 10r carbon frame with Rider-First Engineering for consistent performance across all sizes
- “Speed Sniffer” nose cone design reduces drag with sharper, narrower head tube profile
- Narrowest and most aerodynamic seatpost ever from Specialized for optimized airflow
- Ultra-light 685g frame—15% lighter than Tarmac SL7 and easily built to UCI minimum weight
- Total frameset weight of 1.69 kg (3 lb, 11.6 oz) in size 56
- 33% improvement in stiffness-to-weight ratio for unmatched pedaling efficiency
- 6% increase in compliance for greater comfort on rough roads
- Proven race geometry with 32 mm tire clearance for added versatility
- Threaded bottom bracket and flat-mount disc brakes for easy maintenance and reliability
Geometry
Size | 44cm | 49cm | 52cm | 54cm | 56cm | 58cm | 59cm | 61cm |
---|---|---|---|---|---|---|---|---|
Wheel Size | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 |
Stack | 491mm | 504mm | 517mm | 534mm | 555mm | 581mm | 568mm | 602mm |
Reach | 369mm | 378mm | 383mm | 387mm | 398mm | 405mm | 413mm | 411mm |
Head Angle | 70.5° | 71.75° | 72.5° | 73° | 73.5° | 73.5° | 73° | 73° |
Seat Angle | 75.5° | 75.5° | 74° | 74° | 73.5° | 73.5° | 73.5° | 73° |
Top Tube Length | 496mm | 509mm | 531mm | 541mm | 563mm | 577mm | 587mm | 595mm |
Head Tube Length | 93mm | 102mm | 113mm | 131mm | 151mm | 178mm | 163mm | 198mm |
Standover | 723mm | 735mm | 746mm | 768mm | 786mm | 808mm | 809mm | 834mm |
Fork Trail | 71mm | 63mm | 58mm | 58mm | 55mm | 55mm | 55mm | 52mm |
Fork Offset | 47mm | 47mm | 47mm | 44mm | 44mm | 44mm | 44mm | 44mm |
Bottom Bracket Drop | 74mm | 74mm | 74mm | 72mm | 72mm | 72mm | 72mm | 72mm |
Front Center | 572mm | 574mm | 577mm | 579mm | 592mm | 606mm | 610mm | 613mm |
Wheelbase | 970mm | 973mm | 975mm | 978mm | 991mm | 1006mm | 1009mm | 1013mm |
Chainstay Length | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm |