	49cm	52.5cm	54.5cm	56cm	57.5cm	59cm	61cm
Stack	535mm	549mm	568mm	587mm	606mm	625mm	644mm
Reach	359mm	363mm	365mm	374mm	383mm	392mm	402mm
Stack to Reach Ratio	1.49:1	1.51:1	1.56:1	1.57:1	1.58:1	1.59:1	1.6:1
Seat Tube Length, C-T	390mm	440mm	475mm	510mm	520mm	545mm	570mm
Top Tube Length, Effective/Horizontal Center	508mm	529mm	548mm	563mm	578mm	593mm	608mm
Top Tube Slope	19deg	14.6deg	12.7deg	10.8deg	11.5deg	10.7deg	9.9deg
Head Tube Angle	69.2deg	69.2deg	69.2deg	69.2deg	69.2deg	69.2deg	69.2deg
Seat Tube Angle	75.25deg	74deg	73deg	73deg	73deg	73deg	73.1deg
Head Tube Length	90mm	105mm	125mm	145mm	165mm	185mm	205mm
Bottom Bracket Drop	64mm	64mm	64mm	64mm	64mm	64mm	64mm
Bottom Bracket Height	296.5mm	296.5mm	296.5mm	296.5mm	296.5mm	296.5mm	296.5mm
Chainstay Length	435mm	435mm	435mm	435mm	435mm	435mm	435mm
Chainstay Length Max	450mm	450mm	450mm	450mm	450mm	450mm	450mm
Chainstay Length Horizontal	430.3mm	430.3mm	430.3mm	430.3mm	430.3mm	430.3mm	430.3mm
Chainstay Length Horizontal Max	445.4mm	445.4mm	445.4mm	445.4mm	445.4mm	445.4mm	445.4mm
Front-Center	596.3mm	605.9mm	614.6mm	630.6mm	646.6mm	662.6mm	679.9mm
Front-Center Horizontal	592.8mm	602.5mm	611.2mm	627.3mm	643.4mm	659.5mm	676.8mm
Wheelbase	1023.1mm	1032.8mm	1041.5mm	1057.6mm	1073.7mm	1089.8mm	1107.1mm
Wheelbase Max	1043.3mm	1052.9mm	1061.6mm	1077.7mm	1093.6mm	1109.6mm	1126.9mm
Fork Offset/Rake	51mm	51mm	51mm	51mm	51mm	51mm	51mm
Fork Length (Axle-To-Crown)	433mm	433mm	433mm	433mm	433mm	433mm	433mm
Trail	82.4mm very high	82.4mm very high	82.4mm very high	82.4mm very high	82.4mm very high	82.4mm very high	82.4mm very high
Mechanical Trail	77mm	77mm	77mm	77mm	77mm	77mm	77mm
Wheel Flop	27.4mm	27.4mm	27.4mm	27.4mm	27.4mm	27.4mm	27.4mm
Standover Height	697mm	736mm	766mm	794mm	807mm	829mm	851mm
Tire to Pedal Spindle	70.8mm 165 mm cranks	80.4mm 165 mm cranks	89.1mm 165 mm cranks	100.1mm 170 mm cranks	111.1mm 175 mm cranks	127.1mm 175 mm cranks	144.4mm 175 mm cranks
Pedal Spindle to Ground Clearance	131.5mm 165 mm cranks	131.5mm 165 mm cranks	131.5mm 165 mm cranks	126.5mm 170 mm cranks	121.5mm 175 mm cranks	121.5mm 175 mm cranks	121.5mm 175 mm cranks

	49cm	52.5cm	54.5cm	56cm	57.5cm	59cm	61cm
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	47mm	47mm	47mm	47mm	47mm	47mm	47mm
Tire Outer Diameter	721mm	721mm	721mm	721mm	721mm	721mm	721mm
Bike Length with Tires	1744.1mm	1753.8mm	1762.5mm	1778.6mm	1794.7mm	1810.8mm	1828.1mm
Crank Length	165mm	165mm	165mm	170mm	175mm	175mm	175mm
Handlebar Width	400mm	420mm	440mm	460mm	480mm	500mm	520mm
Stem Length	60mm	70mm	80mm	90mm	90mm	100mm	110mm

Published Sizing Recommendations

Height

142 cm

157 cm

155 cm

165 cm

162 cm

173 cm

170 cm

180 cm

178 cm

188 cm

185 cm

193 cm

190 cm

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.

Learn more about the Upright/Aggressive Scale

Category Trend

All-road/Gravel

Source:https://www.salsacycles.com/products/2024-stormchaser-apex-eagle-sus

Suggest Bike Edit

2026 Salsa Cycles Stormchaser Apex Eagle SUS

Geometry

Apex Eagle SUS Build

Published Sizing Recommendations

Stack and Reach vs. Category Trend