2024 Ridley Bikes Grifn A Base
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Aluminum
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
XXS | XS | S | M | L | XL | |
Stack | 515mm | 530mm | 553mm | 577mm | 603mm | 622mm |
Reach | 372mm | 379mm | 386mm | 394mm | 406mm | 414mm |
Stack to Reach Ratio | 1.38:1 | 1.4:1 | 1.43:1 | 1.46:1 | 1.49:1 | 1.5:1 |
Seat Tube Length, Unknown | 450mm | 480mm | 505mm | 530mm | 555mm | 580mm |
Top Tube Length, Effective/Horizontal Unknown | 515mm | 525mm | 545mm | 565mm | 585mm | 605mm |
Top Tube Slope | 9.4deg | 7.6deg | 7.3deg | 7.1deg | 7.1deg | 6.5deg |
Head Tube Angle | 71.5deg | 71.5deg | 72deg | 72deg | 72deg | 72deg |
Seat Tube Angle | 74.5deg | 74.5deg | 74deg | 74deg | 74deg | 73.5deg |
Head Tube Length | 90mm | 105mm | 130mm | 155mm | 182mm | 205mm |
Bottom Bracket Drop | 75mm | 75mm | 73mm | 73mm | 71mm | 71mm |
Bottom Bracket Height | 268mm | 268mm | 270mm | 270mm | 272mm | 272mm |
Chainstay Length | 420mm | 420mm | 420mm | 420mm | 420mm | 420mm |
Chainstay Length Horizontal | 413.3mm | 413.3mm | 413.6mm | 413.6mm | 414mm | 414mm |
Front-Center | 573.7mm | 584.6mm | 595.9mm | 611.8mm | 633mm | 647mm |
Front-Center Horizontal | 568.8mm | 579.8mm | 591.4mm | 607.4mm | 629mm | 643mm |
Wheelbase | 982mm | 993mm | 1005mm | 1021mm | 1043mm | 1057mm |
Fork Offset/Rake | 47mm | 46mm | 47mm | 47.2mm | 47.7mm | 47.6mm |
Trail | 65.2mm high | 66.3mm high | 62mm mid/neutral | 61.8mm mid/neutral | 61.3mm mid/neutral | 61.4mm mid/neutral |
Mechanical Trail | 61.9mm | 62.8mm | 59mm | 58.8mm | 58.3mm | 58.4mm |
Wheel Flop | 19.6mm | 19.9mm | 18.2mm | 18.2mm | 18mm | 18.1mm |
Standover Height | 760mm | 775mm | 800mm | 824mm | 852mm | 871mm |
Tire to Pedal Spindle | 60.7mm 170 mm cranks | 71.6mm 170 mm cranks | 82.9mm 170 mm cranks | 98.8mm 170 mm cranks | 120mm 170 mm cranks | 134mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 98mm 170 mm cranks | 98mm 170 mm cranks | 100mm 170 mm cranks | 100mm 170 mm cranks | 102mm 170 mm cranks | 102mm 170 mm cranks |
Base Build
XXS | XS | S | M | L | 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 |
Tire Width | 32mm | 32mm | 32mm | 32mm | 32mm | 32mm |
Tire Width Max | 40mm | 40mm | 40mm | 40mm | 40mm | 40mm |
Tire Outer Diameter | 686mm | 686mm | 686mm | 686mm | 686mm | 686mm |
Bike Length with Tires | 1668mm | 1679mm | 1691mm | 1707mm | 1729mm | 1743mm |
Published Sizing Recommendations
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://www.ridley-bikes.com/de_DE/bikes/SBIKALRID059