Tamiya 18613 TRF-Racer Jr. Tunable Mini 4WD Kit  [18613]

What the Tamiya 18613 TRF-Racer Jr. offers

The Tamiya 18613 TRF-Racer Jr. is aimed at enthusiasts who want a race-flavoured Mini 4WD that responds well to setup changes. It blends an aerodynamic body with a serviceable chassis layout for straightforward modifications.

Appearance and Shell Construction

The clear polycarbonate body is both light and robust, lending itself to fast on-track performance while allowing custom paint jobs. Its race-car lines give a professional look suited to display and competition alike.

Modular MS Chassis and Power Layout

The MS chassis breaks down into three detachable parts, making it easy to service and tweak. A mid-ship double shaft motor arrangement balances drive forces, improving stability through corners and on long straights.

Options for Upgrades

• Motor Upgrades: Accepts a variety of double shaft motors to raise performance.
• Tyre Selection: Small diameter wheels are standard, with other tyre options to suit different track grip levels.
• Gear Ratio: Fitted with a 3.5:1 ratio that can be adapted for specific course requirements.
• Chassis Customising: The detachable design makes it easy to try different setups to match driving preferences.

How it Handles on Track

The batteries sit beside the motor which helps lower the centre of gravity and promotes predictable handling. The TRF-Racer Jr. is well suited to racers focused on refining balance and speed for competitive outings.

The Tamiya 18613 TRF-Racer Jr. delivers a solid platform for tuners who value modular construction and a balanced mid-ship motor layout.