ZRACE Unchained Pro Road Crankset with Power Meter

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R 16,199.00

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Crank Length 165mm 170mm

Chainring 54-40T 52-36T 50-34T

The ZRACE UNCHAINED PRO Power Meter Crankset is the ultimate drivetrain upgrade for competitive cyclists. Built on the foundation of the original UNCHAINED crankset, this pro-level system integrates an ultra-light carbon crankset with high-precision dual-sided power measurement from ARCRAYO. Featuring T800/T1000 carbon construction, it delivers a category-leading weight of just 330g ±5g, exceptional stiffness, and robust power data—optimized for peak race-day performance.

Power meter by ZRACE x ARCRAYO (±1.5% accuracy)
Aerospace-grade T800/T1000 carbon fiber arms
Available in 165mm and 170mm crank lengths
Chainring options: 54-40T, 52-36T, 50-34T
Full ANT+ & Bluetooth compatibility
Real-time temperature compensation and automatic calibration

🔹 Crankset

Brand: ZRACE
Model: UNCHAINED PRO
Material: T800/T1000 carbon with internal rib-reinforcement
Crank Lengths: 165mm / 170mm
Axle Length: 94mm
Bottom Bracket Compatibility: DUB 29mm
Q-Factor: 149mm
Chainring Interface: 4-bolt BCD110
Crank Weight: 330g ±5g
Chainring Weights:
- 54-40T: 195g
- 52-36T: 176g
- 50-34T: 161g

🔹 Power Meter

Brand: ZRACE x ARCRAYO
Measurement Accuracy: ±1.5%
Power Range: 0–2200W
Cadence Range: 30–180 RPM
Data Metrics: Power, cadence, left/right balance, pedal smoothness
Battery Life: 260 hours
Charging: USB magnetic charging
Connectivity: ANT+, Bluetooth
Calibration: Auto, Bluetooth, or via head unit
Protection: IP68 waterproof
Weight: 109g
Temperature Compensation: Real-time
Supported Devices: Garmin, Wahoo, CYCPLUS, Giant, and others
Warranty: 30 months (excluding external damage)

🔹 Why Choose This Crankset?

The UNCHAINED PRO offers an ideal balance of minimal weight, maximum power transfer, and integrated power data. With precise carbon engineering and a robust power system, it’s engineered for elite-level road racing and time trials.