2011 Kona Bicycle Company Caldera Base

	14	16	17	18	19	20	22
Stack	565.5mm	584.3mm	586.6mm	605.4mm	619.4mm	619.3mm	633.4mm
Reach	378.5mm	397mm	408.6mm	418.6mm	415.1mm	424.8mm	441.3mm
Stack to Reach Ratio	1.49:1	1.47:1	1.44:1	1.45:1	1.49:1	1.46:1	1.44:1
Seat Tube Length, Unknown	355.6mm	406.4mm	431.8mm	457.2mm	482.6mm	508mm	558.8mm
Top Tube Length, Effective/Horizontal HT Top	559mm	584mm	597mm	610mm	622mm	635mm	660mm
Head Tube Angle	68deg	68deg	68.5deg	68.5deg	68.5deg	68.5deg	68.5deg
Seat Tube Angle	72.5deg	72.5deg	72.5deg	72.5deg	71.5deg	71.5deg	71deg
Head Tube Length	100mm	120mm	130mm	140mm	155mm	165mm	180mm
Bottom Bracket Drop	31.8mm	32.1mm	22.7mm	32.3mm	32.3mm	22.9mm	23.1mm
Bottom Bracket Height	301mm	300.8mm	310.1mm	300.6mm	300.6mm	309.9mm	309.8mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	418.8mm	418.8mm	419.4mm	418.8mm	418.8mm	419.4mm	419.4mm
Front-Center	637mm	663mm	673mm	687mm	689mm	702mm	724mm
Front-Center Horizontal	636.2mm	662.2mm	672.6mm	686.2mm	688.2mm	701.6mm	723.6mm
Wheelbase	1055mm	1081mm	1092mm	1105mm	1107mm	1121mm	1143mm
Fork Offset/Rake	39mm	39mm	39mm	39mm	39mm	39mm	39mm
Fork Length (Axle-To-Crown)	473mm	473mm	473mm	473mm	473mm	473mm	473mm
Trail	92.4mm very high	92.4mm very high	89.2mm very high	89.2mm very high	89.2mm very high	89.2mm very high	89.2mm very high
Mechanical Trail	85.7mm	85.7mm	83mm	83mm	83mm	83mm	83mm
Wheel Flop	32.1mm	32.1mm	30.4mm	30.4mm	30.4mm	30.4mm	30.4mm
Standover Height	730mm	752mm	769mm	785mm	805mm	820mm	853mm
Tire to Pedal Spindle	134.2mm 170 mm cranks	160.2mm 170 mm cranks	170.2mm 170 mm cranks	184.2mm 170 mm cranks	186.2mm 170 mm cranks	199.2mm 170 mm cranks	221.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	131mm 170 mm cranks	130.8mm 170 mm cranks	140.1mm 170 mm cranks	130.6mm 170 mm cranks	130.6mm 170 mm cranks	139.9mm 170 mm cranks	139.8mm 170 mm cranks

	14	16	17	18	19	20	22
Wheel Size	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD
Tire Width	2.1in	2.1in	2.1in	2.1in	2.1in	2.1in	2.1in
Tire Outer Diameter	665.7mm	665.7mm	665.7mm	665.7mm	665.7mm	665.7mm	665.7mm
Bike Length with Tires	1720.7mm	1746.7mm	1757.7mm	1770.7mm	1772.7mm	1786.7mm	1808.7mm

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.

Learn more about the Upright/Aggressive Scale

Category Trend

Hardtail All-mountain/Enduro MTB

Source:https://2011.konaworld.com/bike.cfm?content=caldera

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2011 Kona Bicycle Company Caldera Base

Geometry

Base Build

Stack and Reach vs. Category Trend