Upgrade Parts

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...

HG Carbon Wide Rear Plate 1.5mm

This is a 1.5mm-thick carbon fiber rear 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...

Hyper-Dash 3 Motor

JR Hyper-Dash 3 Brushed Motor

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 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.

JR FRP Rear Brake Stay Set

The FRP plate in this set is an optimum size to allow attachment of the included brake sponge, while minimizing the chance of contact with parts like double rollers. Brakes are a vital racing item that stabilize your car before it jumps, which can make...

JR PRO Low Friction Roller Set

JR PRO Low Friction Roller Set

JR Setting Gear Set FM-A Chassis

Tune your FM-A chassis by altering the gear ratio. These gears are an easy way to increase the speed of your machine. This set includes gears to achieve five different ratios (3.5:1, 3.7:1, 4:1, 4.2:1 and 5:1)! 1.4mm Hollow Lightweight Propeller...

Hyper Dash Motor PRO

Made for the advanced Mini 4WD racer, this high-performance Mini 4WD PRO motor really shines on winding, twisting circuits and features silver carbon motor brush for maximum electricity conduction. Must be given regular maintenance to ensure optimal...

FRP Wide Rear Plate

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 rollers within the standard Mini 4WD race regulations.

JR Mini 4WD PRO G-22 Gear

These are spare part gears for Mini 4WD machines. They are a handy purchase for those who find that tuning up their Mini 4WD PRO car takes its toll on their gears. - Pink G-22 Gear x10 - Compatible with Mini 4WD PRO machines.

FRP Wide Front Plate

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 even beginners can use with ease!Features:This item has attachment points for 9, 13 or 19mm rollers...

Brake Sponge Set 1/2/3mm White

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 easy adjustment of your brake settings. 2mm sponge comes in a single sheet to help differentiate thicknesses...