2014 Jamis Bicycles Aurora Base

	47	50	53	55	57	59	62
Seat Tube Length, C-TTT	390mm	497mm	527mm	548mm	568mm	588mm	618mm
Top Tube Length, Effective/Horizontal Unknown	520mm	542mm	552mm	557mm	567mm	577mm	590mm
Head Tube Angle	70deg	71.5deg	71.5deg	71.5deg	71.5deg	72deg	72.5deg
Seat Tube Angle, Unknown	74deg	74deg	73deg	73deg	72deg	72deg	72deg
Head Tube Length	100mm	115mm	135mm	150mm	165mm	180mm	195mm
Bottom Bracket Drop	57mm	57mm	57mm	57mm	57mm	57mm	57mm
Bottom Bracket Height	286mm	286mm	286mm	286mm	286mm	286mm	286mm
Chainstay Length Horizontal	440mm	440mm	440mm	440mm	440mm	440mm	440mm
Front-Center	586.8mm	595.7mm	596.7mm	601.7mm	601.7mm	606.7mm	613.7mm
Front-Center Horizontal	584mm	593mm	594mm	599mm	599mm	604mm	611mm
Wheelbase	1024mm	1033mm	1034mm	1039mm	1039mm	1044mm	1051mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm	50mm	50mm
Trail	71.6mm high	62mm mid/neutral	62mm mid/neutral	62mm mid/neutral	62mm mid/neutral	58.9mm mid/neutral	55.7mm mid/neutral
Mechanical Trail	67.3mm	58.8mm	58.8mm	58.8mm	58.8mm	56mm	53.1mm
Wheel Flop	23mm	18.7mm	18.7mm	18.7mm	18.7mm	17.3mm	16mm
Standover Height	710mm	784mm	808mm	827mm	842mm	860mm	883mm
Tire to Pedal Spindle	78.8mm 165 mm cranks	82.7mm 170 mm cranks	83.7mm 170 mm cranks	88.7mm 170 mm cranks	83.7mm 175 mm cranks	88.7mm 175 mm cranks	95.7mm 175 mm cranks
Pedal Spindle to Ground Clearance	121mm 165 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks	111mm 175 mm cranks	111mm 175 mm cranks	111mm 175 mm cranks

Source:PDF saved when the bike was bought

Geometry