BC40 SRAM XO1 Eagle AXS
Allied
Trail
BC40 SRAM XO1 Eagle AXS is a carbon trail mountain bike (2023), from Allied, in the BC40 series. This model is best for riders who want a more active, performance-leaning off-road feel, with a setup that gives you a sporty, active riding position, while being well suited to natural trails and mixed off-road terrain. Its strongest points in the MatchBikes metrics are a balanced ride feel between comfort and directness, strong climbing friendliness for sustained uphill riding, and strong speed potential on smoother terrain. The trade-off to keep in mind is a value score that depends more on priorities than pure price efficiency. Compare this bike across categories on MatchBikes.com to see whether a nearby segment gives you a better fit.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
Geometry
| Measurement | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.43 mm | 1.37 mm | 1.31 mm | 1.27 mm |
| Bottom Bracket Height | 334 mm | 334 mm | 334 mm | 334 mm |
| Front Center | 710 mm | 739 mm | 775 mm | 806 mm |
| Rake | 44 mm | 44 mm | 44 mm | 44 mm |
| Trail | 114 mm | 115 mm | 114 mm | 114 mm |
| Stack | 593 mm | 604 mm | 617 mm | 628 mm |
| Reach | 415 mm | 440 mm | 470 mm | 496 mm |
| Top Tube Length | 564 mm | 591 mm | 625 mm | 654 mm |
| Seat Tube Angle | 76 ° | 76 ° | 76 ° | 76 ° |
| Seat Tube Length | 395 mm | 420 mm | 450 mm | 500 mm |
| Head Tube Angle | 66.5 ° | 66.5 ° | 66.5 ° | 66.5 ° |
| Head Tube Length | 95 mm | 105 mm | 120 mm | 135 mm |
| Chainstay Length | 430 mm | 430 mm | 430 mm | 430 mm |
| Wheelbase | 1140 mm | 1169 mm | 1205 mm | 1236 mm |
| Bottom Bracket Drop | 40 mm | 40 mm | 40 mm | 40 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |




























































