2020 Specialized Stumpjumper Expert Carbon 27.5 Specialized Stumpjumper 2020 Specialized Stumpjumper Carbon Expert 27.5

	XS	S	M	L	XL
Stack	581mm	592mm	596mm	623mm	637mm
Reach	405mm	415mm	435mm	455mm	480mm
Stack to Reach Ratio	1.43:1	1.43:1	1.37:1	1.37:1	1.33:1
Seat Tube Length, Unknown	380mm	380mm	410mm	455mm	505mm
Top Tube Length, Effective/Horizontal Center	544mm	570mm	595mm	627mm	660mm
Top Tube Slope	23.2deg	23.7deg	20.3deg	17.8deg	13.8deg
Head Tube Angle	66.5deg	65.5deg	65.5deg	65.5deg	65.5deg
Seat Tube Angle	76.5deg	75.3deg	75deg	74.6deg	74.2deg
Head Tube Length	100mm	105mm	110mm	140mm	155mm
Bottom Bracket Drop	28mm	21mm	21mm	21mm	21mm
Bottom Bracket Height	330mm	337mm	337mm	337mm	337mm
Chainstay Length	432mm	432mm	432mm	432mm	432mm
Chainstay Length Horizontal	431.1mm	431.5mm	431.5mm	431.5mm	431.5mm
Front-Center	696mm	726mm	748mm	780mm	812mm
Front-Center Horizontal	695.9mm	725.5mm	747.5mm	780.5mm	811.5mm
Wheelbase	1127mm	1157mm	1179mm	1212mm	1243mm
Fork Offset/Rake	46mm	46mm	46mm	46mm	46mm
Fork Length, Unknown	522mm	542mm	542mm	542mm	542mm
Trail	105.5mm very high	112.6mm very high	112.6mm very high	112.6mm very high	112.6mm very high
Mechanical Trail	96.8mm	102.5mm	102.5mm	102.5mm	102.5mm
Wheel Flop	38.6mm	42.5mm	42.5mm	42.5mm	42.5mm
Standover Height	742mm	739mm	743mm	758mm	774mm
Tire to Pedal Spindle	168mm 170 mm cranks	198mm 170 mm cranks	220mm 170 mm cranks	252mm 170 mm cranks	284mm 170 mm cranks
Pedal Spindle to Ground Clearance	160mm 170 mm cranks	167mm 170 mm cranks	167mm 170 mm cranks	167mm 170 mm cranks	167mm 170 mm cranks

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://www.specialized.com/us/en/stumpjumper-expert-carbon-275/p/170572

Geometry