2025 Eaglebear Black Trail

	S	M	L	XL
Stack	596mm	606mm	616mm	625mm
Reach	405mm	421mm	454mm	471mm
Stack to Reach Ratio	1.47:1	1.44:1	1.36:1	1.33:1
Seat Tube Length, C-T	410mm	440mm	470mm	510mm
Top Tube Length, Effective/Horizontal HT Top	562mm	575mm	626mm	651mm
Top Tube Slope	21.4deg	18.7deg	15.7deg	12.4deg
Head Tube Angle	70deg	70deg	70deg	70deg
Seat Tube Angle	75deg	74deg	74deg	74deg
Head Tube Length	145mm	155mm	165mm	175mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm
Bottom Bracket Height	272.9mm	272.9mm	272.9mm	272.9mm
Chainstay Length	438mm	438mm	438mm	438mm
Chainstay Length Horizontal	431.5mm	431.5mm	431.5mm	431.5mm
Front-Center	651.8mm	669.7mm	706.5mm	727.4mm
Front-Center Horizontal	647.5mm	665.5mm	702.5mm	723.5mm
Wheelbase	1079mm	1097mm	1134mm	1155mm
Fork Offset/Rake	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	395mm	395mm	395mm	395mm
Trail	73.4mm high	73.4mm high	73.4mm high	73.4mm high
Mechanical Trail	69mm	69mm	69mm	69mm
Wheel Flop	23.6mm	23.6mm	23.6mm	23.6mm
Standover Height	666mm	691mm	711mm	740mm
Tire to Pedal Spindle	133.9mm 170 mm cranks	151.8mm 170 mm cranks	183.6mm 175 mm cranks	204.5mm 175 mm cranks
Pedal Spindle to Ground Clearance	102.9mm 170 mm cranks	102.9mm 170 mm cranks	97.9mm 175 mm cranks	97.9mm 175 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://eaglebear.com/products/eaglebear-black

Geometry