2021 BH Expert Base
- Category
- Hardtail Cross-country MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Aluminum
- Suspension
- 100mm fork travel
- Features
- Disc brake
Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
Small | Medium | Large | ExtraLarge | |
Stack | 619mm | 619mm | 628mm | 647mm |
Reach | 397mm | 423mm | 435mm | 456mm |
Stack to Reach Ratio | 1.56:1 | 1.46:1 | 1.44:1 | 1.42:1 |
Seat Tube Length, C-T | 400mm | 440mm | 480mm | 530mm |
Top Tube Length, Effective/Horizontal Center | 580mm | 607mm | 622mm | 648mm |
Top Tube Slope | 24.8deg | 19.8deg | 16.4deg | 12.9deg |
Head Tube Angle | 68.5deg | 68.5deg | 68.5deg | 68.5deg |
Seat Tube Angle | 73.5deg | 73.5deg | 73.5deg | 73.5deg |
Head Tube Length | 110mm | 110mm | 120mm | 140mm |
Bottom Bracket Drop | 65mm | 65mm | 65mm | 65mm |
Bottom Bracket Height | 301.9mm | 301.9mm | 301.9mm | 301.9mm |
Chainstay Length | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 430.1mm | 430.1mm | 430.1mm | 430.1mm |
Front-Center | 664.1mm | 693.9mm | 708.9mm | 736.8mm |
Front-Center Horizontal | 660.9mm | 690.9mm | 705.9mm | 733.9mm |
Wheelbase | 1091mm | 1121mm | 1136mm | 1164mm |
Fork Offset/Rake | 51mm | 51mm | 51mm | 51mm |
Fork Length (Axle-To-Crown) | 510mm | 510mm | 510mm | 510mm |
Trail | 89.7mm very high | 89.7mm very high | 89.7mm very high | 89.7mm very high |
Mechanical Trail | 83.5mm | 83.5mm | 83.5mm | 83.5mm |
Wheel Flop | 30.6mm | 30.6mm | 30.6mm | 30.6mm |
Tire to Pedal Spindle | 122.2mm 175 mm cranks | 152.1mm 175 mm cranks | 167mm 175 mm cranks | 194.9mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 126.9mm 175 mm cranks | 126.9mm 175 mm cranks | 126.9mm 175 mm cranks | 126.9mm 175 mm cranks |
Base Build
Small | Medium | Large | ExtraLarge | |
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 |
Tire Width | 2.2in | 2.2in | 2.2in | 2.2in |
Tire Outer Diameter | 733.8mm | 733.8mm | 733.8mm | 733.8mm |
Bike Length with Tires | 1824.8mm | 1854.8mm | 1869.8mm | 1897.8mm |
Crank Length | 175mm | 175mm | 175mm | 175mm |
Handlebar Width | 780mm | 780mm | 780mm | 780mm |
Stem Length | 80mm | 80mm | 80mm | 80mm |
Stem Angle | 6deg | 6deg | 6deg | 6deg |
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
Hardtail Cross-country MTBSource:https://www.bhbikes.com/en_GB/bikes/mountainbike/sport/expert-5-0?c=sny