Specialized Bicycle Components

Tarmac
Expert SL4
Di2

WHERE TO BUY ›

Size	49	52	54	56	58	61
Seat-Tube Length, B-B Center to Top	460mm	490mm	510mm	530mm	550mm	580mm
Top-Tube Length, Horizontal	518mm	537mm	548mm	565mm	582mm	600mm
B-B Drop	71.5mm	71.5mm	69mm	69mm	67.5mm	67.5mm
Chain-Stay Length	405mm	405mm	405mm	405mm	407mm	410mm
Seat-Tube Angle	75.5°	74°	73.5°	73.25°	73°	72.5°
Head-Tube Angle	72.25°	73°	73°	73.5°	73.5°	74°
Fork Rake	45mm	45mm	45mm	43mm	43mm	43mm
Trail	62mm	57mm	57mm	56mm	56mm	53mm
Front-Center	576mm	576mm	583mm	591mm	605mm	612mm
Wheelbase	970mm	970mm	978mm	986mm	1003mm	1013mm
Stand-Over Height	730mm	755mm	775mm	795mm	826mm	850mm
Head-Tube Length	100mm	120mm	140mm	160mm	190mm	210mm
Handle-Bar Width	400mm	420mm	420mm	420mm	440mm	440mm
Stem Length	75mm	90mm	100mm	100mm	110mm	110mm
Crank Length	170mm	170mm	172.5mm	172.5mm	175mm	175mm
Seat-Post Length	300mm	300mm	350mm	350mm	350mm	350mm
Reach	386mm	386mm	387mm	395mm	402mm	408mm
Stack	504mm	526mm	543mm	564mm	591mm	612mm