Tamiya 42105 - TRF501X World Championship Edition Off-Road Kit  [42105]

Off-Road Competition Chassis: Tamiya 42105 TRF501X Edition

The Tamiya 42105 - 1/10 RC TRF501X World Championship Edition brings race-focused engineering to an assembly kit format. Developed around Team TRF experience, this model targets strong handling and component longevity on rough circuits.

Build and Upgrade Overview

Supplied as a kit for hands-on builders, the TRF501X includes a range of option parts that improve track performance. The redesigned ball differential gives crisper response and longer service life, while aluminium caster blocks and beefed-up rear uprights resist deformation during hard landings.

Drive System and Suspension Details

The buggy features high-strength steel ball connectors and Delrin damper pistons to keep suspension action predictable. The drivetrain uses an 18T centre pulley with a 37T ball diff pulley and 369mm belts to move power efficiently to all wheels. The clear polycarbonate body is trimmed for aerodynamic stability at speed.

Tamiya 42105 TRF501X World Championship Edition is a solid choice for advanced hobbyists and club racers who want a tunable, durable buggy. Its race-oriented parts list supports frequent setup changes and upgrades.