TB-03 7075 Aluminium Spur Adaptor TB03-14 by 3Racing  [TB03-14]

Tamiya TB-03 TB03 Aluminium 7075 Spur Gear Adaptor - 3RACING TB03-14
Price:
USD$5.90
Brand:
3Racing
Model:
TB03-14
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Race-Oriented 7075 Spur Adaptor for TB-03

Designed for TB-03 users, this TB03-14 spur adaptor is machined from 7075 aluminium to increase local torsional stiffness at the spur flange. The stiffer mounting reduces transient play and helps keep gear engagement stable during aggressive driving and tuning cycles.

Installation on TB-03 assemblies that accept the common adaptor geometry is direct. The part aligns with the standard spur interface and preserves the original layout, so setup work is limited to accurate seating and fine tuning of pinion-to-spur mesh to match your gearing and motor setup.

From a tuning perspective the alloy adaptor maintains consistent mesh after repeated runs and under elevated loads compared with softer stock components, which aids repeatable drivetrain response when adjusting different setup parameters.

How does this affect drivetrain stiffness in aggressive setups?

The 7075 alloy increases local stiffness at the spur, reducing elastic deflection under load and improving repeatability of gear engagement during high torque events.

Any special checks after fitting for competition use?

Verify pinion mesh under load and at operating temperature, ensure seating is secure and recheck bearings and threads between runs to avoid progressive wear that can alter mesh.

Will this require different gear backlash settings?

Backlash and mesh fundamentals remain the same; however the increased stiffness can make the ideal mesh slightly tighter for improved feedback, so fine tuning may be needed to find the best compromise for your driving style.