2025 Java idra Base

	450	470	490	510	540
Stack	532.8mm	532.8mm	539.4mm	563mm	596.2mm
Reach	371mm	375mm	379mm	383mm	389mm
Stack to Reach Ratio	1.44:1	1.42:1	1.42:1	1.47:1	1.53:1
Seat Tube Length, Effective Center	450mm	470mm	490mm	510mm	540mm
Top Tube Length, Effective/Horizontal Center	513.8mm	517.8mm	528.6mm	544.4mm	559.9mm
Head Tube Angle	71deg	71deg	71.5deg	72deg	72deg
Seat Tube Angle	75deg	75deg	74.5deg	74deg	74deg
Head Tube Length	100mm	100mm	105mm	130mm	165mm
Bottom Bracket Drop	70mm	70mm	70mm	68mm	68mm
Bottom Bracket Height	281mm	281mm	281mm	283mm	283mm
Chainstay Length	425mm	425mm	425mm	425mm	425mm
Chainstay Length Horizontal	419.2mm	419.2mm	419.2mm	419.5mm	419.5mm
Front-Center	582.2mm	586.2mm	587.7mm	595mm	611.7mm
Front-Center Horizontal	578mm	582mm	583.5mm	591.1mm	607.9mm
Wheelbase	997.2mm	1001.2mm	1002.7mm	1010.6mm	1027.4mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm
Trail	73.3mm high	73.3mm high	70mm high	66.7mm high	66.7mm high
Mechanical Trail	69.3mm	69.3mm	66.4mm	63.5mm	63.5mm
Wheel Flop	22.6mm	22.6mm	21.1mm	19.6mm	19.6mm
Standover Height	736mm	750mm	766mm	789mm	819mm
Tire to Pedal Spindle	61.2mm 170 mm cranks	65.2mm 170 mm cranks	66.7mm 170 mm cranks	74mm 170 mm cranks	90.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks	113mm 170 mm cranks	113mm 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.

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Source:https://www.javabikes.com/ProductsDetail/2679.html

Geometry