3Racing SAK-U420 Sakura Ultimate Centre Pulley 19T Set  [SAK-U420]

3RACING Sakura Ultimate Center Pulley 19T Sets 2.1 ratio for stock 19T2014 - SAK-U420
Price:
NZD$35.13
Brand:
3Racing
Model:
SAK-U420
Condition:
Brand New
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Refined drivetrain balance using the 3Racing SAK-U420

The 3Racing SAK-U420 Sakura Ultimate Center Pulley 19T Set focuses on giving smoother power delivery in the Sakura Ultimate layout. The 2.1 gear ratio is matched to stock 19T2014 configurations to help reduce drivetrain drag and improve consistency for track and club day use. This is a straightforward upgrade for enthusiasts wanting tangible drivetrain gains.

Main benefits of the centre pulley

  • Compatibility: Crafted for the Sakura Ultimate family to ensure correct fitment and engagement.
  • Tooth Count: 19T, chosen to balance driveability and speed on mixed surfaces.
  • Gear Ratio: 2.1, aimed at smoothing torque delivery across the system.
  • Durability: Made from quality components to hold up under regular running.

Installation pointers

Putting in the 3Racing SAK-U420 pulley is simple with standard RC tools. Make sure mesh and bearing play are checked after fitting to avoid premature wear and to get the cleanest drivetrain response.

It is optimised for the Sakura Ultimate with the stock 19T2014 setup. Older models may require adapter parts or different splines to fit correctly.
The main change is in drivetrain efficiency and throttle response; handling remains governed by suspension and setup, though improved drive predictability can make the car easier to place.
Check gear mesh, secure fasteners, and spin the drivetrain to ensure there is no binding. Recheck after a short run to confirm everything stays tight.

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