2020 Gunsha Bikes ATR STEEL 853

	S/M	L	XL	XXL
Stack	557mm	571mm	585mm	604mm
Reach	375mm	381mm	389mm	395mm
Stack to Reach Ratio	1.49:1	1.5:1	1.5:1	1.53:1
Seat Tube Length, C-T	510mm	530mm	550mm	570mm
Seat Tube Length, C-C	520mm	534mm	550mm	563mm
Top Tube Length, Effective/Horizontal Unknown	535mm	550mm	565mm	580mm
Top Tube Slope	7.4deg	6.7deg	6deg	6deg
Head Tube Angle	71.5deg	72deg	72deg	72.5deg
Seat Tube Angle	74deg	74deg	74deg	73deg
Head Tube Length	130mm	145mm	160mm	180mm
Bottom Bracket Drop	71mm	69mm	69mm	67mm
Bottom Bracket Height	275mm	277mm	277mm	279mm
Chainstay Length	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	424.1mm	424.4mm	424.4mm	424.8mm
Front-Center	589.2mm	595.6mm	607.5mm	615.9mm
Front-Center Horizontal	584.9mm	591.6mm	603.6mm	612.3mm
Wheelbase	1009mm	1016mm	1028mm	1037mm
Fork Offset/Rake	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	370mm	370mm	370mm	370mm
Trail	63.1mm mid/neutral	59.9mm mid/neutral	59.9mm mid/neutral	56.7mm mid/neutral
Mechanical Trail	59.8mm	56.9mm	56.9mm	54mm
Wheel Flop	19mm	17.6mm	17.6mm	16.3mm
Tire to Pedal Spindle	73.2mm 170 mm cranks	79.6mm 170 mm cranks	91.5mm 170 mm cranks	99.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	105mm 170 mm cranks	107mm 170 mm cranks	107mm 170 mm cranks	109mm 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.cyclocross-store.de/index.php?page=product&info=1163

Geometry