2019 Ridley Bikes Blast Deore M
Build
700C/29 in × 2.1 in
Insights
Somewhat upright stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Ridley Bikes Blast
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 625mm |
| Reach | 414mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, C-T | 425mm |
| Top Tube Length, Effective/Horizontal HT Top | 585mm |
| Top Tube Slope | 22.1deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 62.5mm |
| Bottom Bracket Height | 301.8mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 440.6mm |
| Front-Center | 650.4mm |
| Front-Center Horizontal | 647.4mm |
| Wheelbase | 1088mm |
| Fork Offset/Rake | 27mm |
| Trail | 103.9mm very high |
| Mechanical Trail | 97.7mm |
| Wheel Flop | 33.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 116.1mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 131.8mm |
Deore Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.1in |
| Tire Outer Diameter | 728.7mm |
| Bike Length with Tires | 1816.7mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://d2yn9m4p3q9iyv.cloudfront.net/ridley/2019/geometry/blast-acera/thumbs/1000/cb99b.jpeg