2012 Kona Bicycle Company Caldera Base
- Category
- Hardtail All-mountain/Enduro MTB
- Design
- Drop Bar, Hardtail (Front suspension)
- Frame
- Aluminum
- Fork
- Aluminum
- Suspension
- 20% sag
- Features
- Disc brake
Geometry
14 | 16 | 17 | 18 | 19 | 20 | 22 | |
Stack | 551.2mm | 594.4mm | 574mm | 584.2mm | 599.4mm | 607.1mm | 617.2mm |
Reach | 383.5mm | 403.9mm | 414mm | 424.2mm | 419.1mm | 429.3mm | 447mm |
Stack to Reach Ratio | 1.44:1 | 1.47:1 | 1.39:1 | 1.38:1 | 1.43:1 | 1.41:1 | 1.38:1 |
Seat Tube Length, Unknown | 355.6mm | 406.4mm | 431.8mm | 457.2mm | 482.6mm | 508mm | 558.8mm |
Top Tube Length, Effective/Horizontal Unknown | 558.8mm | 584.2mm | 596.9mm | 609.6mm | 622.3mm | 635mm | 660.4mm |
Top Tube Slope | 23.4deg | 21.5deg | 16.6deg | 14.8deg | 13.9deg | 12deg | 8deg |
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 | 99.1mm | 119.4mm | 129.5mm | 139.7mm | 154.9mm | 165.1mm | 180.3mm |
Bottom Bracket Drop | 0mm | 0mm | — | — | — | 0mm | — |
Bottom Bracket Height | 332.8mm | 332.8mm | — | — | — | 332.8mm | — |
Chainstay Length | 419.1mm | 419.1mm | 419.1mm | 419.1mm | 419.1mm | 419.1mm | 419.1mm |
Chainstay Length Horizontal | 419.1mm | 419.1mm | — | — | — | 419.1mm | — |
Front-Center | 635mm | 662.9mm | 673.1mm | 685.8mm | 688.3mm | 701mm | 723.9mm |
Front-Center Horizontal | 635mm | 662.9mm | — | — | — | 701mm | — |
Wheelbase | 1054.1mm | 1082mm | 1092.2mm | 1104.9mm | 1107.4mm | 1120.1mm | 1143mm |
Fork Offset/Rake | 38.1mm | 38.1mm | 38.1mm | 38.1mm | 38.1mm | 38.1mm | 38.1mm |
Fork Length, Unknown | 472.4mm | 472.4mm | 472.4mm | 472.4mm | 472.4mm | 472.4mm | 472.4mm |
Trail | 93.4mm very high | 93.4mm very high | 90.2mm very high | 90.2mm very high | 90.2mm very high | 90.2mm very high | 90.2mm very high |
Mechanical Trail | 86.6mm | 86.6mm | 83.9mm | 83.9mm | 83.9mm | 83.9mm | 83.9mm |
Wheel Flop | 32.4mm | 32.4mm | 30.7mm | 30.7mm | 30.7mm | 30.7mm | 30.7mm |
Standover Height | 729mm | 751.8mm | 769.6mm | 784.9mm | 805.2mm | 820.4mm | 853.4mm |
Tire to Pedal Spindle | 132.2mm 170 mm cranks | 160.1mm 170 mm cranks | 170.3mm 170 mm cranks | 183mm 170 mm cranks | 185.5mm 170 mm cranks | 198.2mm 170 mm cranks | 221.1mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 162.8mm 170 mm cranks | 162.8mm 170 mm cranks | — 170 mm cranks | — 170 mm cranks | — 170 mm cranks | 162.8mm 170 mm cranks | — 170 mm cranks |
Base Build
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 | 1719.8mm | 1747.7mm | 1757.9mm | 1770.6mm | 1773.1mm | 1785.8mm | 1808.7mm |
Stack and Reach vs. Category Trend
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 ScaleCategory Trend
Hardtail All-mountain/Enduro MTBSource:http://2012.konaworld.com/mtb_trail_allmountain_hardtail.cfm?content=caldera#2