Upgrade Parts

JR LW Plastic Spacer Set

This set is a plastic version of the aluminum spacers from Item 15473 JR Aluminum Spacer Set - 12 / 6.7 / 6 / 3 / 1.5mm. Each is around 40% lighter than its aluminum counterpart. Their low friction plastic minimizes time loss from contact with course...

RC TA08R Reinforced Rear Body Mount Set

TA08 Reinforced Rear Body Mount Set

JR Atomic-Tuned 2 Motor

JR Atomic-Tuned 2 Brushed Motor

Body Set Thunder Shot Clear Poly

This Thunder Shot clear body parts set is made of lightweight polycarbonate material. By using this lightweight body it will lower the center of gravity, which will increase overall performance.The Thunder Shot body is produced in lightweight yet tough,...

JR Torque-Tuned 2 Motor

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 new to tuning their models, and can be used to alter your machines performance as the track requires. The...

JR Slimline Mass Damper Set

JR Slimline Mass Damper Set

2mm Aluminum Lock Nut Blue 5pcs.

These blue aluminum lock nuts provide secure and lasting attachment of rollers, mass dampers, etc. on your Mini 4WD car.Features:2mm Aluminum Lock Nut x5Lock nuts have a stylish Blue anodized finish.Compatible with all Mini 4WD and Mini 4WD PRO machines...

Hyper-Dash 3 Motor

JR Hyper-Dash 3 Brushed Motor

JR Aluminum Ball Race Rollers, 13mm Ringless

These lightweight 13mm Aluminum Ball-Race Rollers feature superb durability and are equipped with 520 ball bearings to offer smooth rotation. In addition, these rollers have less friction against the course walls and can be used for both front and rear...

BB-01 Slipper Clutch Set

BB-01 Slipper Clutch Set

HG Carbon Wide Front Plate 1.5mm

This is a 1.5mm-thick carbon fiber front plate which provides superior rigidity to a mini 4WD chassis, keeping the car's form and lessening time loss on the race track. The parts are marked with a printed Tamiya logo and roller diameter positions...

JR Basic Tune Up Parts

JR Basic Tune Up Parts, for MA Chassis

HG Carbon Reinforcing Plate for 13/19mm Roller

Screws and washers included.Screws and washers included.

JR 13mm Roller Ball Bearing

Make sure that your rollers are running at top efficiency by fitting them with these ball bearings. Made from steel, they will provide smooth progress along the track, in conjunction to superior reliability. Set Contents 13mm Ball Bearings x2 2x8mm...

JR Mini 4WD Basic Tune Up Set

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