Tamiya 19423 JR Buster-Sonic Super TZ 1/32 Mini 4WD Hobby Kit  [19423]

Tamiya 19423 - JR Buster-Sonic
Price:
AUD$13.82
Brand:
Tamiya
Model:
19423
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Intro to the Tamiya 19423 JR Buster-Sonic

The Tamiya 19423 JR Buster-Sonic is a 1/32 scale Mini 4WD kit mounted on the Super TZ chassis, offering a clean body profile and practical upgrade routes. It is ideal for those who want a model that looks good on display but can be set up for weekend track runs.

What the Super TZ chassis delivers

The Super TZ chassis provides a sensible compromise between rigidity and lightness, giving the JR Buster-Sonic steady handling and predictable behaviour. Builders will find it easy to fit common Mini 4WD parts and maintain a low centre of gravity for better stability.

Practical upgrades and workshop tips

Owners who plan to tune can swap motors, change wheelsets and adjust gear ratios to influence acceleration or top speed. The JR Buster-Sonic accepts many off-the-shelf Mini 4WD components, so upgrades are usually straightforward for regular hobbyists.

  • Scale: 1/32
  • Chassis: Super TZ
  • Material: Plastic

Do I need special tools to build this kit?

Basic modelling tools like side cutters, a hobby knife, small files and plastic cement are sufficient for assembly. A set of fine screwdrivers helps if you fit aftermarket parts.

Which gearing should I try first for casual track use?

Start with a balanced gear ratio that favours smooth acceleration over raw top speed. This helps in most club tracks; then tweak based on cornering and straight-line performance.

Are replacement bodies available for the JR Buster-Sonic?

Replacement bodies and aftermarket shells are often available for popular Mini 4WD models. Check compatibility with the Super TZ chassis mounting points before ordering.

How do I improve durability for frequent track use?

Reinforce common stress points with small plastic braces, use higher quality tyres, and consider lighter internal components to reduce impact forces during runs.

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