Sigeyi AXO SL Praxis Zayante Carbon Gravel Power Meter Crankset
The Sigeyi AXO SL Praxis Zayante Carbon Gravel Power Meter Crankset gives riders a strong carbon option for gravel power measurement. It delivers a narrower road style Q factor than GRX while supporting both 1x and 2x chainring setups for added flexibility. This makes it an easy choice for riders who want accurate data without the wide stance of traditional gravel cranks.
The AXO SL builds on the previous AXO by cutting weight and adding pedaling smoothness data. It measures power from both legs with accuracy rated at +/- 1.0 percent. A rechargeable battery delivers up to 300 hours of ride time, and auto zero keeps data consistent. Riders also get left and right balance metrics, Bluetooth Smart connectivity and a two-year manufacturer warranty for long term confidence. In addition, the Zayante is a carbon crankset that is lightweight, stiff and looks good too!
Product Details
Key Features of the Sigeyi AXO SL Praxis Zayante Carbon Gravel Power Meter Crankset
- Rugged Durability: This power meter uses IP67 sealing, so it handles wet rides without issue.
- Dual-Sided Power Measurement: It measures power data from both legs and the AXO SL can even show power balance metrics between each individual leg. It can also show pedaling smoothness metrics.
- Highly Accurate: Sigeyi is accurate to +/- 1.0%, giving trustworthy training data.
- Long Battery Life: A rechargeable battery gives 300 hours of battery life and a magnetic charging cable keeps things sealed and simple.
- Smart Details: Auto-zero (automatic calibration), active temperature compensation, ANT+ and Bluetooth which makes using the Sigeyi power meter effortless.
Power Measurement
The Sigeyi AXO SL Praxis MTB Power Meter is a spider-based power meter and is therefore able to measure power from both legs.
Compatibility
This power meter fits Praxis M30 (30 mm/28 mm) bottom brackets. It comes with power2max or Garbaruk gravel chainrings and features a GRX chainline. The power meter gives you a narrow road Q factor vs. the slightly wider Q factor inherent in GRX cranks. See Compatibility tab for more information.
Considerations
Like all spider-based power meters with this functionality, the AXO SL provides estimated power balance data. While this estimation is highly accurate, it’s not true left-right power balance like the data recorded by dual-sided power meter pedals.
Advice From Our Staff
This Sigeyi AXO SL Praxis Zayante Carbon Gravel Power Meter Crankset setup stands out as one of our favorite gravel power meter options. The Sigeyi unit measures power from both legs and delivers reliable accurate data ride after ride. It pairs with the Praxis Zayante Carbon crankset, which stays stiff, light and responsive under load. Together they create a balanced high-performance system. Just make sure your bike uses a Praxis M30 bottom bracket since the Zayante runs a 30 mm to 28 mm tapered spindle.
Options
Chainrings: You can order this power meter in a 1X or 2X chainring configuration.
- 1x Garbaruk Gravel chainring sizes are: 38 | 40 | 42 | 44 | 46
- 2x power2max Gravel chainring sizes are: 46/30 | 48/31
Crank arms: The Praxis Zayante Carbon crank arms come in the following crank arm lengths:
- 155 mm |160 mm | 165 mm | 170 mm | 172.5 mm | 175 mm
Compatibility
Drivetrain:
- 1x chainrings: Compatible with 11- and 12-speed gravel drivetrains (not compatible with SRAM 12-speed chains).
- 2x chainrings: Compatible with Shimano GRX 2x drivetrains.
Bottom Bracket: This power meter fits Praxis M30 (30 mm/28 mm) bottom brackets. If you currently have a Praxis M30 crankset on your bike, you should be able to re-use your existing bottom bracket. However, if you are changing spindle sizes, you will need to replace your bottom bracket.
Sigeyi AXO SL Praxis Carbon Gravel Power Meter Specs
| Name | AXO SL Praxis Zayante Gravel Crankset |
| Bike Type | Gravel |
| Location of Power Measurement | Spider |
| Left or Both Legs Measured | Both |
| Independent Left/Right Measurement | Yes - Power Balance |
| Pedal Smoothness Data | Yes |
| Installation | More involved (60 min. estimated) |
| Crank Arm Material | Carbon Fiber |
| Communication Protocol | ANT+ and Bluetooth SMART |
| Claimed Accuracy | +/- 1.0% |
| Active Temperature Compensation | Yes |
| Weight | 485 grams (172.5 mm + power meter) |
| Battery Type | Rechargeable |
| Battery Life | 300 hours |
| Method of Cadence Measurement | Accelerometer |
| BCD | 104 4-bolt |
| Spindle Size | Praxis M30 (30 mm/28 mm) |
| Q Factor | 147 mm |
| Warranty | 2 years |
In the Box
- Sigeyi AXO SL MTB power meter spider
- Praxis Zayante Carbon crank arms and spindle
- power2max Gravel Chainrings (2x option only)
- Garbaruk 1x 104 BCD Gravel Chainring (1x option only)
- Chainring Bolts
- User's manual
Tools Needed for Installation
You will need the following tools for installation of this product. You can purchase many of these commonly used tools in our store.
Q&A
Have a question about this? Ask the staff.
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