Free delivery on all orders over £50

1913550 / 54293998797146

Product Details

SRAM Rival E1 DUB Left Arm and Powermeter Spindle

The SRAM Rival E1 DUB Left Arm and Powermeter Spindle is fully integrated within the DUB spindle, offering a sleek, low-profile design that fits effortlessly with any bike. Simply install, pair, and ride for instant power measurement without added complexity.

Features
  • Spindle-based unit measures left side power to calculate total watts
  • Long battery life (400+ hours) to power a season of rides
  • User-replaceable lithium AAA battery
  • DUB bottom bracket compatible adds durability and simplicity
  • Simple installation, pairing, and ride-ready setup
  • Waterproof (IPX7 rated to 1 metre for 30 minutes)
  • Lightweight design (less than 40g heavier than standard crankset)
Highlights
  • Spindle-based unit
  • Long battery life (400+ hours)
  • Waterproof (IPX7)
Specifications
Compatibility (Device / Platform)
ANT+, Bluetooth
Connectivity Type
ANT+, Bluetooth
Power Source Type
Disposable Battery
Primary Product Type (Electronics)
Power Meter
Water Resistance Rating
IPX7
Accuracy Rating (%)
1.5 %
Battery Life (Typical Use, Hours)
400 hrs
Battery Type (Power Meter)
Other Coin Cell
Cadence Measurement
Built-in
Discipline Compatibility
Road
Display Type
No Display
Measurement Position
Crank Arm
Measures Left / Right Balance
No
Mounting Location
Crank Arm
Weight (g)
40 g
Product code
1913550 / 54293998797146
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Shipping & Returns

Free UK delivery on orders over £50. Orders are dispatched within 1-2 working days and typically arrive 1-2 working days later.

Return unused items in their original packaging within 30 days of delivery. Return postage is £3.50.

Q & A

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About SRAM

Reinventing the ride, one component at a time.

Founded in Chicago in 1987 with a single product — Grip Shift — SRAM has spent four decades reinventing how riders interact with their bikes. From the first wireless electronic groupset to today's AXS ecosystem, the brand keeps asking the same question: how do we make the next ride better?

Wireless. Configurable. Ride-aware. SRAM's AXS platform replaces a tangle of cables and proprietary protocols with a single, app-driven ecosystem that spans road, gravel and mountain. Components talk to each other and to you.