Invisible data, undeniable speed. By concealing the highly accurate power measurement technology entirely within the DUB spindle, the SRAM Rival XPLR power meter upgrade (PM-RIV-ASSY-E1) delivers pro-level training metrics without compromising the clean lines of your build. The integration is seamless and the setup is practically effortless: simply install the arm, pair it to your head unit, and start pacing your efforts with absolute precision.
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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 adds durability and simplicity
- Waterproof (IPX7 waterproof to 1 meter for 30 mins)
- Lightweight (less than 40g heavier than standard crankset)
- Left crank arm ONLY
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Specifications:
| SPEEDS | 12/13 |
|---|---|
| CRANK ARM LENGTH | 160mm, 165mm, 170mm, 172.5mm, 175mm |
| BB COMPATIBILITY | All SRAM Road WIDE DUB BBs |
| CHAINRING SIZE | n/a |
| BOLT CIRCLE DIAMETER (BCD) | Direct Mount (DM) |
| CHAINLINE | 47.5mm |
| BB SPINDLE INTERFACE | DUB |
| CHAINRING MATERIAL | n/a |
| POWER METER TYPE | Spindle |
| HUB SPACING COMPATIBILITY | n/a |
| CHAINRING OFFSET | n/a |