SRAM Apex AXS Wide DUB Power Meter Upgrade Kit

The SRAM Apex AXS Wide DUB Upgrade Kit turns your crank into a power meter

The Apex AXS Wide DUB Upgrade Kit from SRAM includes the left crank arm with power meter axle and comes in matching Apex optics. It is used for left-side power measurement, using proven QUARQ technology. The measuring unit is hidden in the crank axle and reliably protected from water. In combination with a DUB bottom bracket, you get a durable unit with an impressive performance. Overall, the upgrade means a negligible additional weight of just under 40 g. The life of the AAA lithium battery, which you can easily replace yourself, is over 400 hours and thus covers a whole season.

Information regarding the return of batteries and electrical equipment:

Information on the return and disposal of used batteries and electrical equipment can be found here.

Specifications:

Application:

Gravel

Type:

crank arm with performance measurement (left)

Technical Information:

Series:

Apex AXS

Crank Arm Material:

aluminium

Crank Arm Length:

165.0 mm, 170.0 mm, 172.5 mm, 175.0 mm

Axle Diameter:

28.99 mm

Recommended Bottom Bracket:

SRAM Wide DUB

Recommended Chain:

Apex 12-speed PowerLock Chain

Tolerance:

+/- 3%

Point of Measurement:

crank axle

Power Source:

1 x AAA lithium battery

Battery Life:

400+ h

Data Collected:

power (left side)

Waterproof:

IPX7

Data Transfer:

ANT+, Bluetooth

Compatibility:

• Apex Wide DUB crankset with 47.5 mm chainline

Features:

• left crank arm with power meter axle to replace the original crank arm
• DUB-PWR axis unit measures left-hand power to determine total wattage
• proven reliability and accuracy with QUARQ technology
• Wide: 5 mm longer axle, chainline shifted outwards especially for bikes with wide gravel tyres
• simple, durable DUB bottom bracket system
• energy display (total power), calibration, battery status display via app
• long battery life covers an entire season
• easily replaceable batteries
• IPX7 waterproof up to 1 metre for 30 minutes
• light: adds less than 40 g to standard crankset

Technology:

DUB™
The unit of crankshaft and bottom bracket is the heart of the DUB technology. Stiffness meets durability. SRAM has gone a step further and made everything even easier and better. It is mainly the system approach through the integration of chainring, crank, spindle and bottom bracket that means better drive performance.

AXS
AXS is SRAM's electronic integration platform that combines electronic bicycle components and software. The SRAM AXS app allows you to view battery status, change component behaviour, adjust controls, receive maintenance reminders and update firmware.

Manufacturer Numbers:

165.0 mm:

00.3018.346.001

170.0 mm:

00.3018.346.002

172.5 mm:

00.3018.346.003

175.0 mm:

00.3018.346.004

Contents:

SRAM Apex Wide DUB Power Meter Upgrade Kit, consisting of:

• 1 x SRAM left crank arm with power meter axle
• 1 x AAA lithium battery