2027 Curtis GOAT Base
- Category
- Progressive Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
XS | S | M | L | XL | XXL | |
Stack | 560mm | 570mm | 590mm | 600mm | 610mm | 620mm |
Reach | 370mm | 380mm | 385mm | 395mm | 400mm | 410mm |
Stack to Reach Ratio | 1.51:1 | 1.5:1 | 1.53:1 | 1.52:1 | 1.53:1 | 1.51:1 |
Seat Tube Length, C-T | 450mm | 470mm | 490mm | 510mm | 540mm | 560mm |
Top Tube Slope | 14.5deg | 13.1deg | 12.9deg | 11.6deg | 9.4deg | 8.2deg |
Head Tube Angle | 70deg | 70deg | 70deg | 70deg | 70deg | 70deg |
Seat Tube Angle | 74deg | 74deg | 74deg | 74deg | 74deg | 74deg |
Head Tube Length | 120mm | 130mm | 150mm | 160mm | 170mm | 180mm |
Bottom Bracket Drop | 78mm | 78mm | 78mm | 78mm | 78mm | 78mm |
Bottom Bracket Height | 283mm | 283mm | 283mm | 283mm | 283mm | 283mm |
Chainstay Length | 435mm | 435mm | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 428mm | 428mm | 428mm | 428mm | 428mm | 428mm |
Front-Center | 602.7mm | 616.2mm | 628.4mm | 641.9mm | 650.5mm | 664mm |
Front-Center Horizontal | 597.6mm | 611.2mm | 623.5mm | 637.1mm | 645.8mm | 659.4mm |
Wheelbase | 1025.5mm | 1039.2mm | 1051.5mm | 1065.1mm | 1073.7mm | 1087.4mm |
Fork Offset/Rake | 49mm | 49mm | 49mm | 49mm | 49mm | 49mm |
Trail | 79.3mm high | 79.3mm high | 79.3mm high | 79.3mm high | 79.3mm high | 79.3mm high |
Mechanical Trail | 74.5mm | 74.5mm | 74.5mm | 74.5mm | 74.5mm | 74.5mm |
Wheel Flop | 25.5mm | 25.5mm | 25.5mm | 25.5mm | 25.5mm | 25.5mm |
Tire to Pedal Spindle | 71.7mm 170 mm cranks | 85.2mm 170 mm cranks | 97.4mm 170 mm cranks | 110.9mm 170 mm cranks | 119.5mm 170 mm cranks | 133mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 113mm 170 mm cranks | 113mm 170 mm cranks | 113mm 170 mm cranks | 113mm 170 mm cranks | 113mm 170 mm cranks | 113mm 170 mm cranks |
Base Build
XS | S | M | L | XL | XXL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 50mm | 50mm | 50mm | 50mm | 50mm | 50mm |
Tire Width Max | 53mm | 53mm | 53mm | 53mm | 53mm | 53mm |
Tire Outer Diameter | 722mm | 722mm | 722mm | 722mm | 722mm | 722mm |
Bike Length with Tires | 1747.5mm | 1761.2mm | 1773.5mm | 1787.1mm | 1795.7mm | 1809.4mm |
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
Progressive GravelSource:curtisbikes.co.uk