2023 Yishunbike R1088-D Base

	470	500	530	560	590
Stack	517.2mm	528.4mm	539.6mm	550.9mm	562.1mm
Reach	371.6mm	378.5mm	385.6mm	401.8mm	413.2mm
Stack to Reach Ratio	1.39:1	1.4:1	1.4:1	1.37:1	1.36:1
Seat Tube Length, C-T	440mm	470mm	500mm	530mm	560mm
Top Tube Length, Effective/Horizontal Center	515mm	530mm	545mm	565mm	585mm
Top Tube Slope	10.8deg	8.6deg	6.5deg	4.4deg	2.6deg
Head Tube Angle	71.5deg	72deg	72.5deg	73deg	73.5deg
Seat Tube Angle	74.5deg	74deg	73.7deg	73.5deg	73deg
Head Tube Length	110mm	120mm	130mm	140mm	150mm
Bottom Bracket Drop	72.3mm	71.8mm	72mm	72mm	71.9mm
Bottom Bracket Height	266.7mm	267.2mm	267mm	267mm	267.1mm
Chainstay Length	406mm	406mm	406mm	406mm	406mm
Chainstay Length Horizontal	399.5mm	399.6mm	399.6mm	399.6mm	399.6mm
Front-Center	570.5mm	576.5mm	583mm	597.6mm	607.5mm
Front-Center Horizontal	565.9mm	572mm	578.5mm	593.2mm	603.2mm
Wheelbase	965.4mm	971.6mm	978.1mm	992.8mm	1002.8mm
Fork Offset/Rake	43.1mm	43mm	43.4mm	43.1mm	43mm
Fork Length (Axle-To-Crown)	373mm	373mm	373mm	373mm	373mm
Trail	68mm high	65mm mid/neutral	61.4mm mid/neutral	58.6mm mid/neutral	55.6mm mid/neutral
Mechanical Trail	64.5mm	61.8mm	58.5mm	56mm	53.3mm
Wheel Flop	20.5mm	19.1mm	17.6mm	16.4mm	15.1mm
Tire to Pedal Spindle	61.5mm 170 mm cranks	67.5mm 170 mm cranks	74mm 170 mm cranks	88.6mm 170 mm cranks	98.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	96.7mm 170 mm cranks	97.2mm 170 mm cranks	97mm 170 mm cranks	97mm 170 mm cranks	97.1mm 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.yishunbike.com/product/r1088-daero-road/#

Geometry