2025 Sour Bicycles Purple Haze Base
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
XS | S | M | L | XL | XXL | |
Stack | 540.3mm | 554.5mm | 583.9mm | 602.1mm | 628.5mm | 647.5mm |
Reach | 374.2mm | 378.2mm | 377.6mm | 382.7mm | 383.8mm | 389.9mm |
Stack to Reach Ratio | 1.44:1 | 1.47:1 | 1.55:1 | 1.57:1 | 1.64:1 | 1.66:1 |
Seat Tube Length, Unknown | 480mm | 495mm | 510mm | 540mm | 570mm | 590mm |
Top Tube Length, Effective/Horizontal Unknown | 519mm | 532mm | 545mm | 561mm | 576mm | 594mm |
Top Tube Slope | 8.7deg | 8.6deg | 10.3deg | 8.9deg | 8.6deg | 8.5deg |
Head Tube Angle | 70.5deg | 70.5deg | 70.5deg | 71.5deg | 71.5deg | 71.5deg |
Seat Tube Angle | 75deg | 74.5deg | 74deg | 73.5deg | 73deg | 72.5deg |
Head Tube Length | 120mm | 135mm | 145mm | 160mm | 190mm | 210mm |
Bottom Bracket Drop | 52mm | 52mm | 72mm | 72mm | 70mm | 70mm |
Bottom Bracket Height | 295mm | 295mm | 294mm | 294mm | 296mm | 296mm |
Chainstay Length | 440mm | 440mm | 440mm | 440mm | 440mm | 440mm |
Chainstay Length Horizontal | 436.9mm | 436.9mm | 434.1mm | 434.1mm | 434.4mm | 434.4mm |
Front-Center | 597.2mm | 599.3mm | 610.2mm | 612.2mm | 621.6mm | 633.5mm |
Front-Center Horizontal | 594.9mm | 597.1mm | 605.9mm | 607.9mm | 617.6mm | 629.6mm |
Wheelbase | 1031.8mm | 1034mm | 1040mm | 1042mm | 1052mm | 1064mm |
Fork Offset/Rake | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm |
Fork Length (Axle-To-Crown) | 405mm | 405mm | 405mm | 405mm | 405mm | 405mm |
Trail | 75.1mm high | 75.1mm high | 81.9mm very high | 75mm high | 75mm high | 75mm high |
Mechanical Trail | 70.8mm | 70.8mm | 77.2mm | 71.1mm | 71.1mm | 71.1mm |
Wheel Flop | 23.6mm | 23.6mm | 25.8mm | 22.6mm | 22.6mm | 22.6mm |
Tire to Pedal Spindle | 80.2mm 170 mm cranks | 82.3mm 170 mm cranks | 74.2mm 170 mm cranks | 76.2mm 170 mm cranks | 85.6mm 170 mm cranks | 97.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 125mm 170 mm cranks | 125mm 170 mm cranks | 124mm 170 mm cranks | 124mm 170 mm cranks | 126mm 170 mm cranks | 126mm 170 mm cranks |
Base Build
XS | S | M | L | XL | XXL | |
Wheel Size | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 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 | 55mm |
Tire Outer Diameter | 694mm | 694mm | 732mm | 732mm | 732mm | 732mm |
Bike Length with Tires | 1725.8mm | 1728mm | 1772mm | 1774mm | 1784mm | 1796mm |
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://sour.bike/bikes/gravel/purple-haze/