Tamiya 19428 JR Beat Magnum GPA Super TZ-X Collector and Racer Kit  [19428]

JR Beat Magnum GPA sitting on the Super TZ-X chassis

The Tamiya 19428 JR Beat Magnum GPA combines a clean, low body design with the well-regarded Super TZ-X chassis, providing a versatile platform for racers and collectors alike. The layout supports straightforward tuning while keeping an attractive finish for display.

Chassis traits and on-track behaviour

The Super TZ-X is noted for its robust frame and predictable balance, making setup changes effective and repeatable. The JR Beat body helps maintain a low centre of gravity to aid high speed stability on flowing tracks.

Upgrade routes and compatibility

This kit accepts a wide selection of hop-up parts to enhance speed and handling, from improved motors to precision bearings and specialised rollers. Builders can pick upgrades to match their preferred track style and racing class.