The SRAM RED AXS E1 Power Meter Spider DUB Direct Mount 50/37T is a premium road cycling power meter crankset designed for riders who want accurate performance data, lightweight construction and professional-level drivetrain efficiency. Built for racing, fast training rides, sportives and high-performance road cycling, this SRAM RED AXS power meter helps you train smarter, ride harder and measure every effort with confidence.
- Premium SRAM RED AXS E1 road power meter crankset
- Spider-based power meter for accurate training and racing data
- +/-1.5% power accuracy for reliable performance measurement
- Accuracy is unaffected by temperature changes
- Lightweight carbon crankarms with natural carbon finish
- Integrated direct mount 50/37T aluminium chainrings
- 13-tooth chainring gap for fast and reliable front shifting
- Designed for SRAM RED AXS 12-speed road drivetrains
- Compatible with all SRAM Road DUB bottom brackets
- Direct Mount design for stiffness and efficient power transfer
- Wide choice of crankarm lengths for improved rider fit
- Ideal for road racing, training, climbing, sportives and performance cycling
- Bottom bracket not included
Favoured by SRAM’s top professional riders, the RED AXS E1 Power Meter combines a precise spider-based power meter with integrated direct mount chainrings and a new lightweight carbon crankarm construction. With power measurement accuracy of +/-1.5%, and performance that is unaffected by temperature changes, this system delivers reliable data in changing riding conditions.
The 50/37T chainring combination features SRAM’s consistent 13-tooth gap, helping provide fast, smooth and dependable front shifting with a more controlled cadence change between rings. The integrated aluminium chainrings are engineered for stiffness, durability and efficient power transfer, making them ideal for demanding road riders and racers.
Compatible with all SRAM Road DUB bottom brackets, this 12-speed power meter crankset uses a 45.0mm chainline and direct mount design for a clean, efficient and race-ready setup. With multiple crankarm lengths available, the SRAM RED AXS E1 Power Meter Spider DUB Direct Mount 50/37T makes it easier to find the perfect fit for your riding style, bike setup and performance goals.
Please note: Bottom bracket is not included.