SpecializedTarmac SL8 Expert 2025 bike details 01
SpecializedTarmac SL8 Expert 2025 bike details 02
SpecializedTarmac SL8 Expert 2025 bike details 03
SpecializedTarmac SL8 Expert 2025 bike details 04
SpecializedTarmac SL8 Expert 2025 bike details 05

Where to buy

Lowest price now: £4,479.00 Best price ever seen: £4,479.00 Price drop detected Prices update every ~24 hours
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Best deal
£4,479.00
RRP £5,499.00
↓ £1,020.00 (18.55%)
Balfe's Bikes
SpecializedTarmac SL8 Expert
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£4,499.00
RRP £6,000.00
↓ £1,501.00 (25.02%)
Specialized Concept Store
SpecializedTarmac SL8 Expert
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Summary

The SpecializedTarmac SL8 Expert, a Road bike released in 2025, priced at £5500. It weighs approximately 7.8kg (size dependent). The frame is Carbon Fiber and the fork is Carbon Fiber. The bike is equipped with a SRAM Rival eTAP AXS, braze-on groupset (Electric Shifting: Yes). It uses Disc Brake. It rolls on a Roval C38 wheelset. It features a SRAM DUB BSA 68 bottom bracket. It uses Internally Routed cable routing. It supports tyres up to 32 mm. Yes It comes with a lifetime warranty. Curious how it stacks up against similar bikes? Compare below...

Bike Info

Worldwide Shipping: Yes

Delivery across the globe!

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Warranty: Lifetime

Limited warranty website average: 3.12 years

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Released: 2025

The bike was released 1 years ago

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Bike Type: Road

The style of riding intended for this bike

Bike Spec

Weight Icon

Weight: 7.8 kg

The website average for Road bikes is 8.56 kg. This bike is 0.76 kg under the average. Total bike weight may vary depending on frame size.

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Groupset

SRAM Rival eTAP AXS, braze-on

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Wheelset

Roval C38

Disc Brake

Brake Type: Disc Brake

Welcome to the future!

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Frameset Material

Carbon Fiber

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Max Tire Size: 32 mm

This is the max tire size you can use

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UCI Approved: Yes

You can use for official races

Sizing & Geometry

Frame Sizes

44 49 52 54 56 58 61

This frame comes in 7 sizes, this is 1.44 more sizes than the website average.

Handebar Sizes Available

38 40 42 44

Crank Arm Sizes Available

165 170 172.5 175

Sizing & Geometry

Frame measurements and sizing vary by bike size. Measurements are shown for each available frame size.

Swipe across to view all sizes.

Geometry 44 49 52 54 56 58 61
Frame geometry
Stack (mm) 501 514 527 544 565 591 612
Reach (mm) 366 378 383 387 395 402 408
Effective top tube (mm) 496 508 531 541 562 577 595
Seat tube (mm) 433 447 466 481 501 522 547
Head tube (mm) 99 109 118 131 151 178 198
Standover (mm) 723 740 755 768 786 808 834
Handling
Head angle (°) 70.50 71.75 72.50 73 73.50 73.50 73.50
Seat angle (°) 75.50 75.50 74 74 73.50 73.50 73
Chainstay (mm) 410 410 410 410 410 410 412
Wheelbase (mm) 970 973 975 978 991 1,006 1,020
Fork offset (mm) 47 47 47 44 44 44 44
Trail (mm) 71 63 58 58 55 55 55

Frame Details

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Frame Weight

Unknown

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Frame Material

Carbon Fiber

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Forks

Tarmac SL8 FACT 10r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc

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Fork Material

The forks are made from Carbon Fiber

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Cables: Internally Routed

Routed through bars, stem and frame

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Axel Type: Thru-axle

How the wheels are secured to the frame

Disc Brake

Brake Type: Disc Brake

Welcome to the future!

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Brake Mount: Flat Mount

How the calipers are mounted

No

Integrated bar and stem: No

You can use any bar and stem

Drivechain Details

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Groupset name

SRAM Rival eTAP AXS, braze-on

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Electric Groupset: Yes

This bike has electric gears

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Shifters

SRAM Rival eTap AXS

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Front Derailleur

Shimano Ultegra Di2 R8150, braze-on fitting (Official).

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Rear Derailleur

SRAM Rival eTap AXS, 12-speed

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Cassette

Shimano Ultegra R8100, 12-speed hyperglide profile (Official).

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Cranks

Shimano Ultegra R8100 Hollowtech II

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Power Meter: Yes

This bike comes with a power meter

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Bottom Bracket

SRAM DUB BSA 68

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Chain

Shimano Ultegra CN-M8100 12-speed

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Battery

Unknown

Wheel & Tire Details

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Wheelset Name

Front: Roval C38, 21mm internal width carbon rim, Rear: Roval C38, 21mm internal width carbon rim

Front Wheel Depth Icon

Front Wheel Depth

38mm

Rear Wheel Depth Icon

Rear Wheel Depth

38mm

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Tires

Front: S-Works Turbo, folding bead, 700x26mm, Rear: S-Works Turbo, folding bead, 700x26mm

Tire Type Icon

Tire Type

Tubeless

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Max Tire Size: 32 mm

This is the max tire size you can use

Brakes

Disc Brake

Brake Type: Disc Brake

Welcome to the future!

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Brake Mount: Flat Mount

How these disc brakes are mounted

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Brakes

Front: SRAM Rival eTap AXS, hydraulic disc, Rear: SRAM Rival eTap AXS, hydraulic disc

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Brake Rotors

160mm front rotor / 140mm rear rotor (Shimano Center Lock attachment standard)

Other Components

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Saddle

Body Geometry Power Expert

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Seatpost

S-Works Tarmac SL8 Carbon seat post

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Handlebars

Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach

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Bar Tape

Supacaz Super Sticky Kush