R1WURKS R1B Idler Gear, 39T

Standard replacement / spare part for the R1B

Key Features and Specifications:

  • R1 Wurks genuine replacement part
  • Low-friction, high-performance thermoplastic material

Includes:

  • x1 idler gear

 

R1WURKS (B7 Series) Composite Idler: This replacement idler gear is designed for our R1WURKS B7 3-Gear Transmission. It can also serve as a universal upgrade for other applications requiring a 48 pitch, 39T gear.

Key Features and Specifications:

  • Weight: 2.46g
  • Constructed from high-performance reinforced polymer
  • Lightweight, low-friction design
  • Enhanced acceleration

These gears can serve as a direct replacement or upgrade for the Team Associated® part #91716. Compared to the original, these gears offer reduced friction and decreased rotational mass due to their narrower 8mm profile