Quiver

2018 Specialized Tarmac Men's Ultralight vs 2020 Specialized Tarmac SL6 Frameset

The Specialized Tarmac SL6 Frameset size closest to your 54 is the 54. Compare the 54 instead

What changes on the Specialized Tarmac SL6 Frameset

Compared with the Specialized Tarmac Men's Ultralight in 54, the Specialized Tarmac SL6 Frameset in 52 places the top of the head tube 17 mm lower and 4 mm further back, relative to the bottom bracket. Its wheelbase is 3 mm shorter, which can contribute to quicker direction changes.

Frame stack
−17 mm
Lower front end
Frame reach
−4 mm
Shorter frame reach
Wheelbase
−3 mm
Shorter: quicker to change direction
Head angle
−0.5°
Slacker: calmer steering
Chainstays
±0 mm
About the same

The two frames

2018 Specialized Tarmac Men's Ultralight (54) and 2020 Specialized Tarmac SL6 Frameset (52), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Tarmac Men's Ultralight is drawn in full with its measurements, and the Specialized Tarmac SL6 Frameset is the colored outline on top.J 973

Specialized Tarmac Men's Ultralight, 54Specialized Tarmac SL6 Frameset, 52Drawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Tarmac Men's Ultralight 54Specialized Tarmac SL6 Frameset 52Difference
Reach384mm380mm−4 mm
Stack544mm527mm−17 mm
Head tube angle73°72.5°−0.5°
Seat tube angle74°74°±0.0°
Effective top tube540mmnot listed
Chainstay length405mm405mm±0 mm
Wheelbase973mm970mm−3 mm
BB drop72mm74mm+2 mm
BB height268mm266mm−2 mm
Standover775mm755mm−20 mm
Seat tube length481mm462mm−19 mm
Fork length363mm363mm±0 mm
Head tube length143mm126mm−17 mm

Differences are the Specialized Tarmac SL6 Frameset minus the Specialized Tarmac Men's Ultralight. Full charts: 2018 Specialized Tarmac Men's Ultralight, 2020 Specialized Tarmac SL6 Frameset.

Where each sits in its class

Specialized Tarmac Men's UltralightSpecialized Tarmac SL6 Frameset

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartSpecialized Tarmac Men's UltralightMen's S-Works UltralightSpecialized Tarmac SL6 Frameset
FrameSpecialized S-Works Tarmac SL6not listed
ShifterShimano Dura-Ace R9150 Di2not listed
DerailleurShimano Dura-Ace R9150 Di2not listed
CassetteShimano Dura-Ace R9100not listed
ChainShimano Dura-Acenot listed
WheelsetRoval CLX 32not listed
TireSpecialized Turbo Cottonnot listed
BrakeSpecialized eecycleworks eebrakenot listed
SaddleSpecialized S-Works Toupenot listed

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