Specialized Tarmac Expert eTap

Name: Specialized Tarmac Expert eTap
Brand: Specialized

2017 RoadRace Manufacturer page

Suspension: Rigid
Wheels: 700c
Drivetrain: 2 × 11 36–52t
Frame: Carbon
Brakes: Rim brake

Rider height by size (cm)

Size guide

49cm 155–163
52cm 161–169
54cm 166–175
56cm 172–181
58cm 178–186
61cm 183–191

Components

13 of 17 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

FACT 10r carbon, OSBB, full internal cable routing, internally integrated seat clamp, 130mm rear spacing Not identified

Suspension

1 part

Fork
- S-Works

Drivetrain

7 parts

Bottom bracket
- SRAM BB30
Cassette
- SRAM PG-1170 11 speeds
PG-1170
Chain
- SRAM PC-1170 11 speeds
PC-1170
Crankset
- SRAM S-952 10 speeds 52/36t
S-952
Front derailleur
- SRAM
Rear derailleur
- SRAM
Shifters
- SRAM

Brakes

1 part

Brakes
- SRAM Force

Wheels and tires

2 parts

Rims

Front: DT R460 Pro, Rear: DT R460 Pro Not identified
Tires
- S-Works

Cockpit and contact points

5 parts

Handlebar
- Specialized
Pedals

Nylon, 105x78x28mm, loose balls w/ reflectors Not identified
Saddle

Body Geometry Toupé Expert Gel, Adaptive Edge design, hollow titanium rails, 143mm Not identified
Seatpost
- S-Works
Stem
- Specialized

Sizes and geometry

6 sizes Open in the geometry plotter

Enter your height to highlight matching ranges.

Size 54cm

Table

Reach 387mm

Stack 543mm

Wheelbase 978mm

Head angle 73.0°

Seat angle 73.5°

Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 700c wheel; exact published values are in the table below.

Size Reported by the manufacturer

Complete manufacturer geometry table 6 published sizes

Complete manufacturer geometry by size
Measurement
Frame
Reachmm	386	386	387	395	402	408
Stackmm	504	526	543	564	591	612
Top tube lengthmm	518	537	548	565	582	600
Seat tube lengthmm	431	462	481	501	522	553
Head tube lengthmm	100	120	140	160	190	210
Head tube angle	72.25°	73°	73°	73.5°	73.5°	74°
Seat tube angle	75.5°	74°	73.5°	73.25°	73°	72.5°
Chainstay lengthmm	405	405	405	405	407	410
Wheelbasemm	970	970	978	986	1003	1013
Front centermm	576	576	583	591	605	612
Bottom bracket dropmm	71.5	71.5	69	69	67.5	67.5
Bottom bracket heightmm	270	270	272.5	272.5	274	274
Standover heightmm	730	755	775	795	826	850
Fork rakemm	45	45	45	43	43	43
Trailmm	62	57	57	56	56	53
Stack/reach ratio	1.31	1.36	1.40	1.43	1.47	1.50
Suspension and parts
Crank lengthmm	170	170	172.5	172.5	175	175
Handlebar widthmm	400	420	420	420	440	440
Stem lengthmm	75	90	100	100	110	110
Seatpost lengthmm	350	350	350	400	400	400

Not published by the manufacturer: Front travel, Rear travel, Stem angle and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Carbon
Fork material: Carbon

Suspension

Suspension configuration: Rigid

Drivetrain

Derived by Bikelake

Front chainrings: 2
Smallest chainring: 36
Largest chainring: 52
Rear sprockets: 11

Wheels and brakes

Wheel configuration: Same size
Brake type: Rim brake

Fit and controls

Seatpost: Rigid seatpost
Shifting: Electronic

Additional specifications

Bottom bracket standard: BB30
Tire width: 24c
Wheel material: Aluminum
Wheel size: 700c

Technical analysis

1 measure

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Shifting

Electronic

57 of 245 bicycles with this information use electronic shifting.

Cohort: Road / Race Model year: 2017
Sample: 245 bicycles with this information
Coverage: 100.0% of the class

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2017 builds

Differences across 2017 builds
Specification	This bicycle Specialized Tarmac Expert eTap	Specialized S-Works Tarmac Di2	Specialized S-Works Tarmac Disc eTap	Specialized S-Works Tarmac Dura-Ace	Specialized S-Works Tarmac eTap	Specialized S-Works Tarmac 32 eTap
Drivetrain
Smallest chainring	36	Not informed	36	36	36	36
Largest chainring	52	Not informed	52	52	52	52
Smallest sprocket	Not informed	11	11	11	11	11
Largest sprocket	Not informed	28	28	28	28	32
Lowest gear	Not informed	Not informed	37.3 in	37.3 in	37.3 in	32.6 in
Highest gear	Not informed	Not informed	137.1 in	137.1 in	137.1 in	137.1 in
Brakes
Brake type	Rim brake	Rim brake	Hydraulic disc	Rim brake	Rim brake	Rim brake
Cockpit
Seatpost	Rigid seatpost	Not informed	Rigid seatpost	Rigid seatpost	Rigid seatpost	Rigid seatpost
Shifting	Electronic	Electronic	Electronic	Mechanical	Electronic	Electronic
Other specifications
Wheel material	Aluminum	Carbon	Carbon	Carbon	Carbon	Carbon