Upgrade Parts

These are carbon fiber-reinforced nylon plastic D parts (suspension arms) for the M-07 chassis. They exhibit stiffer flex characteristics compared ...

Discreet clear tape can be used to reinforce polycarbonate and resin RC model bodies, not only to repair damage but may be used as a prevenative me...

These are new carbon reinforced hub carriers that have been specifically designed to accommodate double-cardan swing shafts. They have a built in c...

These uprights are made from the same carbon fiber-reinforced material as those found in the TRF418 chassis kit, providing durability and excellent...

Made from lightweight and rigid carbon fiber material, this stay will enhance damper performance.Features a number of attachment holes, allowing gr...

RC Lightweight Wing - Carbon

One too many crashes? Not a problem! Tamiya has this spare bumper designed as a replacement part for the TRF420 kit.- TRF420 B Parts x1- The bumper...

These are spare suspension shafts that are used in the TRF420, Tamiya’s state-of-the-art 4WD touring car race chassis.- 3x43mm Suspension Shafts ...

RC F104 Wing Set, Black (2017)

RC F104 Wing Set 2017 / White

This set uses rollers to brake MS and FM-A chassis cars if the nose comes too far off the track, slowing the car slightly and getting it back in sh...

This handy option set works in conjunction with the FM-A chassis kit, the Rowdy Bull (Item 18707) and other kits based on the FM-A chassis. Tuning ...

This is a low-friction brake sponge set for Mini 4WD race cars. It comes with 3 thicknesses. It gives a milder brake effect than the Red sponge set...

JR Countersunk Screw Set, Stainless Steel

This Thunder Shot clear body parts set is made of lightweight polycarbonate material. By using this lightweight body it will lower the center of gr...

JR Slimline Mass Damper Set

Screws and washers included.

Brake-sponges help stop your Mini 4WD car from leaving the track. This set includes three thicknesses of the same type of brake sponge, allowing ea...

Side dampers perform a key role in limiting "bounce" after your car has landed on a Mini 4WD racing circuit. This set features newly-designed FRP p...

Tuning your car can make the world of difference in Mini 4WD racing, and the motor is a great place to start. This motor is aimed at racers who are...

Tuning your car can make the world of difference in Mini 4WD racing, and the motor is a great place to start. This motor is aimed at racers who are...

JR Basic Tune Up Parts, for MA Chassis

This invaluable spacer set features spacers of 5 different thicknesses, allowing you to make pinpoint setup changes to your Mini 4WD machine.   Fe...

This durable FRP front stay needs no body modifications when being fitted to any fully-cowled Mini 4WD machine. This is a great upgrade part that e...

Give your Mini 4WD machine the power to adapt to a wide range of course styles and layouts! This sliding damper allows more stable running as it ab...

These lightweight yet tough 19mm aluminum rollers feature inbuilt 520 bearings to provide your machine with smooth movement. In addition, these rol...

As a part of the Grade Up Parts line-up, this tape can be used at official Mini 4WD races and events. As the name suggests, this tape can be used f...

This Brake Set designed for the AR Chassis includes a brake plate, adapters, two kinds of brake sponges, and 3 types of spacers. By using the adapt...

This set conveniently includes gears that are compatible with AR chassis Mini 4WD machines, allowing you to adjust the gear ratios of your machine ...

This FRP plate is specially designed for the Mini 4WD AR chassis and features holes to enable the installation of 9mm, 11mm, 13mm, 17mm, and 19mm r...

This basic Tune-Up parts set includes fundamental Mini 4WD tuning options that you can use for your AR Chassis. The set includes mass dampers, fron...

JR Brake Sponge Set, 3 Types

This Basic Tune-Up Set is intended for novice Mini 4WD users and conveniently includes parts for fundamental modifications which are recommended by...

This gear set provides Mini 4WD racers with another setting option. It will give your machine a gear ratio of 3.7:1, which is faster than High-Spee...

JR Super Speed Gear Set, for Super X & Super-Li Chassis

These 620 sized Fluorine Coated Steel Bearings for wheel axle use are an excellent way to upgrade your machine. They offer excellent qualities such...

JR PRO Low Friction Roller Set

Made for the advanced Mini 4WD racer, this high-performance Mini 4WD PRO motor really shines on winding, twisting circuits and features silver carb...

Set offers gold plated terminal connectors that are rust-resistant and highly conductive of electricity. These terminals stand up well to the rigor...

JR PRO Gear Bearing Set, for PRO MS Chassis

JR DR 11mm Ball Bearings (2pcs)

These high-grade ball bearings assure smoother wheel movement for overall faster performance. One side of the ball bearing hold is made of transpar...

Center race of the ball bearing is round. Used in gear box. Provides smooth motor rotation.

Includes a pair of metal poles with plastic ball heads. When a car becomes unstable during cornering, the ball heads contact a circuit wall assurin...

This is a handy set of hex shafts that are useful replacement parts to the Super X and Super XX Mini 4WD chassis.Features:2x72mm Hex Shafts x10Comp...