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If you want maximal power when climbing or sprinting, there is no crank length better than 145mm. Read this blog post for the technical explanation.

This 145mm Short Crank upgrade kit comes with 145mm crank arm set, 38T 1x Chainring, Bottom Bracket and 24mm Axle.

Bring this to your local bike shop for professional installation. Installation requires specialized tools and experience. Mechanics notes can be found here.

The T47 BB is compatible with our Cruzbike Vendetta V20c (Gen 1 and Gen 2).

The BSA BB is compatible with all other Cruzbike models.

Component Weights:

• 145mm Crank Arms: 382g
• Axle: 98g
• BB:
  • T47: 124g
  • 68mm: 91g
• 38T Chainring: 86G