2025 Quick Pro GR:ONE Base

	XS/426	S/456	M/486	L/516	XL/546
Stack	524mm	543mm	561mm	590mm	599mm
Reach	370mm	379mm	388mm	390mm	405mm
Stack to Reach Ratio	1.42:1	1.43:1	1.45:1	1.51:1	1.48:1
Seat Tube Length, C-T	426mm	456mm	486mm	520mm	546mm
Top Tube Length, Effective/Horizontal Unknown	518mm	535mm	553mm	572mm	590mm
Top Tube Slope	13.2deg	11.7deg	10.2deg	9.5deg	7.6deg
Head Tube Angle	70.5deg	71deg	71deg	71deg	71deg
Seat Tube Angle	74.2deg	74deg	73.6deg	75deg	73.8deg
Head Tube Length	95mm	113mm	132mm	152mm	172mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm	75mm
Bottom Bracket Height	281mm	281mm	281mm	281mm	281mm
Chainstay Length	425mm	425mm	425mm	420mm	425mm
Chainstay Length Horizontal	418.3mm	418.3mm	418.3mm	413.3mm	418.3mm
Front-Center	592.4mm	602.4mm	618.2mm	630mm	648mm
Front-Center Horizontal	587.7mm	597.7mm	613.7mm	634.8mm	643.7mm
Wheelbase	1006mm	1016mm	1032mm	1048mm	1062mm
Fork Offset/Rake	55mm	55mm	55mm	55mm	55mm
Fork Length, Unknown	400mm	400mm	400mm	400mm	400mm
Trail	67.7mm high	64.4mm mid/neutral	64.4mm mid/neutral	64.4mm mid/neutral	64.4mm mid/neutral
Mechanical Trail	63.8mm	60.9mm	60.9mm	60.9mm	60.9mm
Wheel Flop	21.3mm	19.8mm	19.8mm	19.8mm	19.8mm
Standover Height	723mm	742mm	760mm	779mm	798mm
Tire to Pedal Spindle	66.4mm 170 mm cranks	76.4mm 170 mm cranks	92.2mm 170 mm cranks	104mm 170 mm cranks	122mm 170 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks	111mm 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.pandapodium.cc/product/quick-pro-grone-carbon-gravel-bike-frameset/

Geometry