2025 Singular Cycles Peregrine Base
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Disc brake, Single-speed capable
Geometry
Small | Medium | Medium | Large | Large | XL | XL | |
Stack | 556mm | 567mm | 567mm | 589mm | 589mm | 602mm | 602mm |
Reach | 362mm | 384mm | 384mm | 392mm | 392mm | 413mm | 413mm |
Stack to Reach Ratio | 1.54:1 | 1.48:1 | 1.48:1 | 1.5:1 | 1.5:1 | 1.46:1 | 1.46:1 |
Seat Tube Length, C-T | 537mm | 561mm | 561mm | 592mm | 592mm | — | — |
Seat Tube Length, C-C | 515mm | 540mm | 540mm | 570mm | 570mm | — | — |
Seat Tube Length, Unknown | — | — | — | — | — | 607mm | 607mm |
Top Tube Length, Effective/Horizontal Unknown | — | 550mm | 550mm | 572mm | 572mm | 598mm | 598mm |
Top Tube Slope | 2deg | 3.1deg | 3.1deg | 2.3deg | 2.3deg | 2.1deg | 2.1deg |
Head Tube Angle | 71deg | 71.5deg | 71.5deg | 72deg | 72deg | 72deg | 72deg |
Seat Tube Angle | 74deg | 73.5deg | 73.5deg | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 110mm | 120mm | 120mm | 140mm | 140mm | 155mm | 155mm |
Bottom Bracket Drop | 75mm | 75mm | 75mm | 75mm | 75mm | 75mm | 75mm |
Bottom Bracket Height | 291mm | 291mm | 291mm | 291mm | 291mm | 293.3mm | 293.3mm |
Chainstay Length | 445mm | 445mm | 445mm | 445mm | 445mm | 445mm | 445mm |
Chainstay Length Horizontal | 438.6mm | 438.6mm | 438.6mm | 438.6mm | 438.6mm | 438.6mm | 438.6mm |
Front-Center | 591mm | 611mm | 611mm | 622mm | 622mm | 647mm | 647mm |
Front-Center Horizontal | 582.4mm | 606.4mm | 606.4mm | 619.4mm | 619.4mm | 644.4mm | 644.4mm |
Wheelbase | 1021mm | 1045mm | 1045mm | 1058mm | 1058mm | 1083mm | 1083mm |
Fork Offset/Rake | 55mm | 55mm | 55mm | 55mm | 55mm | 55mm | 55mm |
Fork Length (Axle-To-Crown) | 410mm | 410mm | 410mm | 410mm | 410mm | — | — |
Fork Length, Unknown | — | — | — | — | — | 410mm | 410mm |
Trail | 67.9mm high | 64.5mm mid/​neutral | 64.5mm mid/​neutral | 61.1mm mid/​neutral | 61.1mm mid/​neutral | 61.8mm mid/​neutral | 61.8mm mid/​neutral |
Mechanical Trail | 64.2mm | 61.1mm | 61.1mm | 58.1mm | 58.1mm | 58.8mm | 58.8mm |
Wheel Flop | 20.9mm | 19.4mm | 19.4mm | 18mm | 18mm | 18.2mm | 18.2mm |
Standover Height | 822mm | 834mm | 834mm | 855mm | 855mm | 869mm | 869mm |
Tire to Pedal Spindle | 55mm 170 mm cranks | 75mm 170 mm cranks | 75mm 170 mm cranks | 86mm 170 mm cranks | 86mm 170 mm cranks | 108.7mm 170 mm cranks | 108.7mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 121mm 170 mm cranks | 121mm 170 mm cranks | 121mm 170 mm cranks | 121mm 170 mm cranks | 121mm 170 mm cranks | 123.3mm 170 mm cranks | 123.3mm 170 mm cranks |
Base Build
Small | Medium | Medium | Large | Large | XL | XL | |
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 | 700C/29 in 622 mm BSD |
Tire Width | 55mm | 55mm | 55mm | 55mm | 55mm | 2.3in | 2.3in |
Tire Width Max | 55mm | — | — | — | — | 2.3in | 2.3in |
Tire Outer Diameter | 732mm | 732mm | 732mm | 732mm | 732mm | 736.6mm | 736.6mm |
Bike Length with Tires | 1753mm | 1777mm | 1777mm | 1790mm | 1790mm | 1819.6mm | 1819.6mm |
Published Sizing Recommendations
Height | — | 168 cm to 175 cm | 168 cm to 175 cm | — | — | 6 ft 1 in to 6 ft 4 in | 73 cm to 76 cm |
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
All-road/GravelSource:https://singularcycles.com/products/peregrine-mk-4-frameset, https://singularcycles.com/pages/geometry