2025 CUBE Bikes Reaction Pro

	XS	S	M	L	XL	XXL
Stack	595mm	598mm	627mm	637mm	656mm	670mm
Reach	384mm	398mm	409mm	426mm	441mm	457mm
Stack to Reach Ratio	1.55:1	1.5:1	1.53:1	1.5:1	1.49:1	1.47:1
Seat Tube Length, C-T	340mm	370mm	420mm	470mm	515mm	560mm
Top Tube Length, Effective/Horizontal Unknown	555mm	575mm	595mm	615mm	635mm	655mm
Top Tube Slope	29.3deg	25.8deg	23deg	18.4deg	15.4deg	12.2deg
Head Tube Angle	68.5deg	68.5deg	68.5deg	68.5deg	68.5deg	68.5deg
Seat Tube Angle	74deg	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	108mm	111mm	111mm	122mm	142mm	157mm
Bottom Bracket Drop	52mm	52mm	65mm	65mm	65mm	65mm
Bottom Bracket Height	302mm	302mm	308.5mm	308.5mm	308.5mm	308.5mm
Chainstay Length	427mm	427mm	450mm	450mm	450mm	450mm
Chainstay Length Horizontal	423.8mm	423.8mm	445.3mm	445.3mm	445.3mm	445.3mm
Front-Center	646.3mm	660.2mm	682.8mm	703.7mm	725.6mm	747.6mm
Front-Center Horizontal	644.2mm	658.2mm	679.7mm	700.7mm	722.7mm	744.7mm
Wheelbase	1068mm	1082mm	1125mm	1146mm	1168mm	1190mm
Fork Offset/Rake	42mm	42mm	51mm	51mm	51mm	51mm
Fork Length (Axle-To-Crown)	490mm	490mm	509mm	509mm	509mm	509mm
Trail	94.3mm very high	94.3mm very high	92.3mm very high	92.3mm very high	92.3mm very high	92.3mm very high
Mechanical Trail	87.7mm	87.7mm	85.9mm	85.9mm	85.9mm	85.9mm
Wheel Flop	32.2mm	32.2mm	31.5mm	31.5mm	31.5mm	31.5mm
Tire to Pedal Spindle	127.3mm 165 mm cranks	136.2mm 170 mm cranks	139.3mm 170 mm cranks	155.2mm 175 mm cranks	177.1mm 175 mm cranks	199.1mm 175 mm cranks
Pedal Spindle to Ground Clearance	137mm 165 mm cranks	132mm 170 mm cranks	138.5mm 170 mm cranks	133.5mm 175 mm cranks	133.5mm 175 mm cranks	133.5mm 175 mm cranks

	XS	S	M	L	XL	XXL
Wheel Size	650B/27.5 in 584 mm BSD	650B/27.5 in 584 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	2.25in	2.25in	2.25in	2.25in	2.25in	2.25in
Tire Width Max	57mm	57mm	57mm	57mm	57mm	57mm
Tire Outer Diameter	708mm	708mm	747mm	747mm	747mm	747mm
Bike Length with Tires	1776mm	1790mm	1872mm	1893mm	1915mm	1937mm
Crank Length	165mm	170mm	170mm	175mm	175mm	175mm
Handlebar Width	680mm	680mm	720mm	720mm	720mm	720mm
Stem Length	50mm	50mm	60mm	60mm	70mm	70mm
Stem Angle	6deg	6deg	6deg	6deg	6deg	6deg

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.cube.eu/de-en/cube-reaction-pro-metallicteal-n-holo/843110

Geometry